About Us

More than 55 years of successful partnerships delivering critical projects around the world

Infrastructure plays a critical role in economies and communities across the globe. At IRIDIUM we are international leaders in the development, financing, and long-term operations and maintenance of infrastructure projects. We have developed more than 150 projects internationally, totaling over €52 billion of capital value, and generated equity investments of more than €2.2 billion.

As leaders in the industry, we are proud of our track record in project delivery – we are equally proud of what we have accomplished, side-by-side with our clients and local partners. We deliver infrastructure with a focus on sustainability, inclusivity, environmental stewardship, and safety.

Our expertise, from having developed some of the world’s most complex infrastructure projects and concessions/public-private partnerships (P3s), coupled with our commitment to innovation, sustainability, and good governance, allows us to ensure a best-in-class approach to future challenges.

Technical Excellence

  • Best-for-project technical solutions & technologies
  • Highly specialized & diversified skillsets
  • Commitment to innovation & sustainability

Management Excellence

  • Active management to optimize value to stakeholders
  • Focus on talent sourcing & retaining
  • Governance & integrity

Financial Excellence

  • Rigorous investment criteria
  • Competitively sourced debt & capital
  • Innovative & project-specific financial structures
Roadway Projects
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Rail & Mass Transit Projects
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Signature Bridges
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Airports
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Healthcare Facilities
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Intermodal Centers
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ACS Group

ACS Group is a global leader in the development, construction, and management of infrastructure and related services

Headquartered in Madrid, Spain, and with operations and offices staffed by nearly 129,000 employees worldwide, ACS Group had annual revenues of €35.7 billion, and an EBITDA of €1.9 billion in 2022.

ACS Group carries out its activity in three main business areas: construction, concessions, and services. This is done through an extensive network of specialized companies managed independently, fostering innovation and accountability, that follow shared guidelines, values, and culture.

IRIDIUM as Part of ACS Group

The long-term concession and operations and maintenance subsidiary of ACS Group

Greenfield P3s, alternative finance projects, and concessions developed by IRIDIUM provide a unique opportunity for ACS Group’s diversified collection of companies to get involved through the entire value chain of infrastructure – from its development and financing, through design and construction, and, ultimately, commissioning, maintenance, and operations.

Partnering is not limited to its affiliate companies. IRIDIUM has a proven track record in building enduring partnerships with third-party contractors, service providers, and technology suppliers around the world.

*IRIDIUM operates in North America through

Integrated Solutios

Infrastructure​

Engineering & Construction​

Abertis & Other Concession Companies within ACS Group

In 2018, the acquisition of an approximately 50% stake in Abertis, further strengthened ACS Group’s position in the concessions market, and its commitment to the entire value chain of the infrastructure business. Abertis is a global leader in toll road management, operating 8,000 km of roads in 15 countries.

Pacific Partnerships, a subsidiary of CIMIC, and HOCHTIEF PPP are also companies within ACS Group that participate in greenfield concession projects.

Awards & Recognitions

Over 100 industry awards in 15 years – a testamtent to our commitment to excellence

Our growing success and leading market position has been acknowledged by various worldwide infrastructure and P3 industry organizations and publications. IRIDIUM is recognized for excellence in our financial transactions, developer accomplishments, and project-specific merits, including operations and maintenance, social responsibility, and innovation.

Excellence in Concrete Constructions 2022

ACI

N25 New Ross Bypass

Bridge or Other Infrastructure 2021

IABSE

N25 New Ross Bypass

Best Road Project, Silver Award 2017

Latin Finance Magazine

N25 New Ross Bypass

European Project Bond Award 2016

IJ Global

N25 New Ross Bypass

Best Project Finance Deal 2016

Latin Finance Magazine

Lima Metro Line 2 (Peru)

Deal of the Year for Latin American Mutli-Source Financing 2016

IJGlobal Awards

Lima Metro Line 2

Global Team Award - Focus on Latin America 2016

Gold Awards by Iberian Lawyer

Iridium Concesiones´ Legal Department

Best Local Currency Financing 2016

Latin Finance Magazine

Autopista Conexión Pacífico 1 (Colombia)

European Road Deal of the Year 2015

IJGlobal Magazine

M11 Gorey-Eniscorthy

Debt Award for Excelence – European Transport Deal of the Year 2015

Infrastructure Magazine

M11 Gorey-Eniscorthy

Americas P3 of the Year 2015

Project Finance Magazine

Lima Metro Line 2

Americas Deal of the Year 2015

Project Finance Magazine

Lima Metro Line 2

Best Latin American Airport Terminal 2003

Eurotest

Serrano Park

Best Project Financing 2013

11th Latin American Forum on Infrastructure Leadership

Lima Metro Line 2 (Peru)

Best Project Engineering 2013

11th Latin American Forum on Infrastructure Leadership

Lima Metro Line 2 (Peru)

Best Civil Engineering 2012

College of Civil Engineers

Serrano Park

Civil Works Category 2011

Scientific Structural Concrete Association

Waterford Bridge (Ireland)

Environmental Award 2011

Environmental and Regional Planning Council of the Community of Madrid, the Official Madrid Chamber of Commerce and Industry, CEIM, and the Madrid Business Confederation (CEOE), with support from the Foundation for Environmental Development and Research (FIDA)

Iridium

Q de plata (Silver Q) for Management Excellence 2011

Basque Foundation for Excellence

Bidelan (Spain)

Deal of the Year 2009

African Bankers Magazine

Platinum Toll Road (South Africa)

Best Latin American Airport Terminal 2007

Latin Trade Magazine

Santiago Airport

Premio Rolim Amaro 2007

Latin American Airline Association

Santiago Airport

Project Finance Deal of the Year - Transport Infrastructure category 2005

Euromoney Magazine

TP Ferro (Spain/France)

EMEA Transport/Rail Deal of the Year 2005

Project Finance Magazine

TP Ferro (Spain/France)

Best Latin American Airport Terminal 2005

Latin Trade Magazine

Santiago Airport

Premio Rolim Amaro 2005

Latin American Airline Association

Santiago Airport

Caribbean's Leading Airport of the Year 2005

World Travel Awards

Jamaica Airport

EMEA PPP Deal of the Year 2005

Project Finance Magazine

Calle 30 (Madrid, Spain)

Best Project Finance Deal 2004

Latin Finance Magazine

Vespucio Norte Express

Best Latin American Airport Terminal 2003

Federal Highway Administration of the US Department of Transportation

Santiago Airport

Excellence in Concrete Constructions 2022

ACI

N25 New Ross Bypass

Bridge or Other Infrastructure 2021

IABSE

N25 New Ross Bypass

Best Road Project, Silver Award 2017

Latin Finance Magazine

N25 New Ross Bypass

European Project Bond Award 2016

IJ Global

N25 New Ross Bypass

Best Project Finance Deal 2016

Latin Finance Magazine

Lima Metro Line 2 (Peru)

Deal of the Year for Latin American Mutli-Source Financing 2016

IJGlobal Awards

Lima Metro Line 2

Global Team Award - Focus on Latin America 2016

Gold Awards by Iberian Lawyer

Iridium Concesiones´ Legal Department

Best Local Currency Financing 2016

Latin Finance Magazine

Autopista Conexión Pacífico 1 (Colombia)

European Road Deal of the Year 2015

IJGlobal Magazine

M11 Gorey-Eniscorthy

Debt Award for Excelence – European Transport Deal of the Year 2015

Infrastructure Magazine

M11 Gorey-Eniscorthy

Americas P3 of the Year 2015

Project Finance Magazine

Lima Metro Line 2

Americas Deal of the Year 2015

Project Finance Magazine

Lima Metro Line 2

Best Latin American Airport Terminal 2003

Eurotest

Serrano Park

Best Project Financing 2013

11th Latin American Forum on Infrastructure Leadership

Lima Metro Line 2 (Peru)

Best Project Engineering 2013

11th Latin American Forum on Infrastructure Leadership

Lima Metro Line 2 (Peru)

Best Civil Engineering 2012

College of Civil Engineers

Serrano Park

Civil Works Category 2011

Scientific Structural Concrete Association

Waterford Bridge (Ireland)

Environmental Award 2011

Environmental and Regional Planning Council of the Community of Madrid, the Official Madrid Chamber of Commerce and Industry, CEIM, and the Madrid Business Confederation (CEOE), with support from the Foundation for Environmental Development and Research (FIDA)

Iridium

Q de plata (Silver Q) for Management Excellence 2011

Basque Foundation for Excellence

Bidelan (Spain)

Deal of the Year 2009

African Bankers Magazine

Platinum Toll Road (South Africa)

Best Latin American Airport Terminal 2007

Latin Trade Magazine

Santiago Airport

Premio Rolim Amaro 2007

Latin American Airline Association

Santiago Airport

Project Finance Deal of the Year - Transport Infrastructure category 2005

Euromoney Magazine

TP Ferro (Spain/France)

EMEA Transport/Rail Deal of the Year 2005

Project Finance Magazine

TP Ferro (Spain/France)

Best Latin American Airport Terminal 2005

Latin Trade Magazine

Santiago Airport

Premio Rolim Amaro 2005

Latin American Airline Association

Santiago Airport

Caribbean's Leading Airport of the Year 2005

World Travel Awards

Jamaica Airport

EMEA PPP Deal of the Year 2005

Project Finance Magazine

Calle 30 (Madrid, Spain)

Best Project Finance Deal 2004

Latin Finance Magazine

Vespucio Norte Express

Best Latin American Airport Terminal 2003

Federal Highway Administration of the US Department of Transportation

Santiago Airport

Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.

Nuria Haltiwanger

Chief Executive Officer

As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with the ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.

Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Stephanie Cochran
Proposal & Marketing Director
Stephanie has nearly 15 years of experience managing alternative delivery proposals and corporate marketing initiatives within the transportation infrastructure industry. In her current role, Stephanie oversees and assists with a variety of tasks, with the end goal of increasing sales and setting the company apart from others in the industry. Stephanie manages and oversees the procurement process for all pursuits, ensuring the high standards and quality that IRIDIUM represents are properly demonstrated to our clients and industry partners. She also managed and executed a full corporate rebranding for IRIDIUM and their North American entity, ACS Infrastructure.
Nuria Haltiwanger
Chief Executive Officer
As the CEO of Iridium, Nuria oversees the firm’s existing concession portfolio, which boasts 49 complex infrastructure P3 projects, with asset values of €30+ billion, as well as new project pursuits throughout Europe, North America, and Latin America. Nuria is recognized throughout the industry, including by government authorities, contractors, partners, and the financial community as a leader in the infrastructure sector. She was elected to sit on the Board of the Association for the Improvement of American Infrastructure, the principal P3 trade association of the United States. Nuria has been with ACS Group since 2009. Under her leadership, the organization has consolidated its position in North America as one of the most active and successful infrastructure developers, with a winning track-record of 63% of submitted bids and exceptional results in the asset management of its awarded projects.
Vicente Maraña
Chief Operating Officer
In his role, Vicente manages and coordinates all of ACS’s P3 business development initiatives across North America, acting as commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal. Vicente regularly interacts with stakeholders and brings relevant and current knowledge of the P3 market conditions. His comprehensive knowledge is founded on his international work in the civil infrastructure industry, where he has provided technical, commercial, and strategic advice to contracting authorities, sponsors, and funders on various multi-billion-dollar P3 transactions at all stages of their preparation, tender, and implementation.

As COO of ACS Infrastructure in North America, Vicente has oversight on all performance aspects of the organization’s project portfolio. In addition to his role as COO, he currently sits on the Board of Directors for all of ACS’s concessions and maintenance companies, where he effectively applies efficient leadership and critical decision-making skills to help ensure each project’s success. Vicente is well-versed in championing projects at this level and is experienced in executing effective strategies and implementation plans which ensure project milestones and goals are successfully achieved. As COO, Vicente is also responsible for ACS' Technical Department. He regularly provides strategic and critical direction for project development through his role on various Equity Steering Committees.
Ovidio Sánchez
Chief Financial Officer
Ovidio is an accomplished infrastructure financier with over 14 years of experience in the P3 infrastructure sector. He provides oversight and leadership on all financing aspects of ACS’s current North American portfolio which boasts 17 transportation P3 projects, with a total investment value of over $24 billion. In addition, Ovidio leads ACS’s internal finance team in the management, negotiations, and structuring of all financing proposals for projects that are still in tender. Ovidio has led and structured many successful transactions in the United States, Canada, and Latin America and has been directly involved in numerous bid submissions that included securing fully committed financing.
Salvador Myro Cuenco
Executive Vice President of Operations for Europe & Latin America
Salvador has worked with IRIDIUM for over 20 years in varying business development roles. He manages and coordinates all of IRIDIUM’s P3 business development initiatives across Europe and Latin America, acting as the commercial lead on behalf of the organization. Salvador has extensive knowledge regarding the development of P3 projects, including all technical, financial, commercial, and legal aspects. Through his regular interactions with clients, stakeholders, and the industry, Salvador brings relevant and current knowledge of the P3 market conditions.
Alfonso Sánchez Mier
Executive Vice President of Project Development for Europe & Latin America
Alfonso has more than 14 years of experience, most of which has been spent in the infrastructure concessions sector. In his current role, Alfonso oversees business development initiatives across Europe and Latin America for IRIDIUM, acting as the commercial lead on behalf of the organization. He is deeply involved in all aspects of P3 development, including technical, financial, commercial, and legal efforts. Previously, he worked with ACS Infrastructure, a subsidiary of IRIDIUM in Canda, where he served in a variety of roles, including VP of Project Development.
David Cid Grueso
Executive Vice President, Administration
David brings more than 25 years of professional experience in the infrastructure sector. For the past 15 years, he has participated in IRIDIUM’s evolution, expansion, growth, and transformation processes. David is responsible for the reporting, accounting, management control, consolidation, and budgeting for IRIDIUM, integrating more than 100 companies worldwide.
Edgar Cancio Díaz
Executive Vice President, Asset Management
Since 2013, Edgar has led IRIDIUM’s asset management division. He oversees M&A and financial investor relations for IRIDIUM, a worldwide leader in infrastructure development. Prior to joining IRIDIUM, he acted as external advisor to several private equity and infrastructure funds in the Spanish renewable energy sector. Additionally, he participated in a variety of M&A assignments for telecommunications, media, and technology clients throughout Europe, the Middle East, and Africa, bringing a wealth of knowledge across multiple sectors.
José Luis Donoso Parrado
General Counsel
José Luis has more than 20 years of legal experience in the transportation infrastructure sector, including procurement, construction, operations, maintenance, and finance agreements. While at IRIDIUM, he has drafted contracts and executed corporate transactions, and reviewed business operations and technical services processes and procedures for complex projects across Europe. As General Counsel for IRIDIUM, José Luis currently oversees all legal matters relating to pursuits in Spain. He is primarily responsible for identifying legal and commercial issues and offering practical solutions during IRIDIUM’s bid preparations.
Isabel López
Human Resources Director
Isabel has more than 20 years of experience in the field of human resources within the construction and infrastructure industry. As Human Resources Director, Isabel oversees and is responsible for payroll, reporting and compliance, benefit packages, new hire on-boarding, employee relations, and all human resources policies and procedures. Isabel also oversees employee engagement practices, training, organizational changes, internal communications, recruitment, competence development, and performance management.