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Executive Team

Tristan Grimbert

President & Chief Executive Officer

Tristan Grimbert leads EDF Energies Nouvelles’ renewable energy operations in North America which includes EDF Renewable Energy, EDF Renewable Services, EDF EN Canada, and EDF EN Mexico. The Companies are dedicated in their efforts to create a sustainable energy economy through the development, generation, operations and maintenance of utility and commercial renewable energy projects across North America.

Tristan Grimbert leads EDF Energies Nouvelles’ renewable energy operations in North America which includes EDF Renewable Energy, EDF Renewable Services, EDF EN Canada, and EDF EN Mexico. The Companies are dedicated in their efforts to create a sustainable energy economy through the development, generation, operations and maintenance of utility and commercial renewable energy projects across North America.

His tenure began in 2004 as President and Chief Operating Officer. He was appointed Chief Executive Officer in July 2008 and later that same year was named CEO of both EDF EN Canada and EDF EN Mexico, as he led the expansion into both countries from the North American headquarters in San Diego, California.

Under Mr. Grimbert’s leadership, North American operations have experienced significant growth, emerging as one of the most respected and successful renewable energy companies in the industry with 3.1 gigawatts of installed capacity and 9 gigawatts under service contracts. He has overseen a five-fold increase in revenues since 2004, and has led the addition of new offices and offerings throughout North America.

In 2007, the company launched development of solar PV in Ontario, Canada including the establishment of the EDF EN Canada affiliate. Today, EDF EN Canada boasts over 1.3 gigawatt of wind and solar in development or operation. In addition, since 2010, he has successfully led the advancement of development activities in Mexico through the EDF EN Mexico affiliate which now has 750 megawatts of wind capacity in development or operation.

Mr. Grimbert is a board member of EDF Inc., the holding company encompassing all other EDF entities in North America. He also serves on the Board of Directors for BrightSource Energy, Inc. and is Secretary on the Board of Directors for the American Wind Energy Association (AWEA).

Mr. Grimbert's career began in sales and international consultancy. He is a graduate of Institut National Agronomique Paris Grignon and holds a management degree from Insead. He spent seven years prior to EDF Renewable Energy as President and CEO of Mensi SA, a wholly-owned subsidiary of EDF, and later with Trimble Navigation Limited.

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Luis Silva

Chief Financial Officer

Luis Silva is Chief Financial Officer for EDF Renewable Energy joining the company in late 2013. In this position he is responsible to develop and implement the financial strategy for EDF Renewable Energy, EDF EN Canada and EDF EN Mexico, as well as oversee the day-to-day operations of the corporate finance teams throughout North America. He advises and evaluates the financial plans and economic modeling for the divisional leaders and has oversight to all fiscal and fiduciary responsibilities for the organization, in conjunction with the EDF Energies Nouvelles’ (EDF EN) corporate finance department.

Luis Silva is Chief Financial Officer for EDF Renewable Energy joining the company in late 2013. In this position he is responsible to develop and implement the financial strategy for EDF Renewable Energy, EDF EN Canada and EDF EN Mexico, as well as oversee the day-to-day operations of the corporate finance teams throughout North America. He advises and evaluates the financial plans and economic modeling for the divisional leaders and has oversight to all fiscal and fiduciary responsibilities for the organization, in conjunction with the EDF Energies Nouvelles’ (EDF EN) corporate finance department.

Mr. Silva brings nine years of experience working within the EDF EN group, most recently as CFO of Polat Enerji – EDF EN’s Turkish subsidiary. In this role, he managed all the financial activity of the company while representing EDF EN’s interest and participation in Turkey. He was further responsible for all financial matters of the company, and its portfolio of project companies. During his five year tenure with Polat Enerji, he provided direction to all areas of the financial group including accounting, treasury, financial controllership, and insurance to ensure the effective processes and procedures. In addition, he implemented a significant portfolio of project finance operations that supported the construction of approximately 500 MW of wind energy projects.

Mr. Silva served EDF EN Portugal as Financial Controller from 2005 to 2009 having taken the position of Assistant CFO in 2008. There he oversaw and managed the financial, budgeting and general accounting processes of the Portuguese portfolio.

Prior to joining EDF EN, Mr. Silva worked as a financial auditor in the Assurance and Advisory Business Services group with Ernst&Young in Lisbon, Portugal.

Mr. Silva holds an Economics Degree from Universidade Católica Portuguesa and a post-graduate degree in Financial Instruments, Institutions and Markets from Euronext Lisbon.

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Larry Barr

Executive Vice President, Operations And Maintenance

Larry Barr serves as Executive Vice President, Operations and Maintenance for EDF Renewable Services and leads the Service Division which provides Operation & Maintenance services for over 9.3 gigawatts of renewable energy installations across North America, which includes over 7,460 turbines and 720 inverters.

Larry Barr serves as Executive Vice President, Operations and Maintenance for EDF Renewable Services and leads the Service Division which provides Operation & Maintenance services for over 9.3 gigawatts of renewable energy installations across North America, which includes over 7,460 turbines and 720 inverters.

Larry brings more than 30 years of wind power plant Operation & Maintenance experience to the project team which is essential in turbine selection considerations and overall facility operations and maintenance planning, from both the technical and financial perspectives.

Larry has a degree in Business Administration as well as California State Contractor’s License certifications for both General Engineering and General Construction.

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Robert F. Miller

Executive Vice President, Legal/General Counsel And Corporate Secretary

Robert F. Miller serves as Executive Vice President, Legal/General Counsel & Corporate Secretary of EDF Renewable Energy. Mr. Miller brings over 24 years of legal experience with a special emphasis in construction and project finance for energy projects. His legal experience includes work on global projects ranging from 200 MW to 1200 MW.

Robert F. Miller serves as Executive Vice President, Legal/General Counsel & Corporate Secretary of EDF Renewable Energy. Mr. Miller brings over 24 years of legal experience with a special emphasis in construction and project finance for energy projects. His legal experience includes work on global projects ranging from 200 MW to 1200 MW.

Prior to joining EDF Renewable Energy, Mr. Miller served as Vice President, General Counsel & Corporate Secretary of NextLight Renewable Power, LLC. During his tenure the company secured 570 MW under PPAs and over 3,487 MW in early development. He guided the company's legal efforts to establish site control of numerous project sites throughout the Southwest including, the first long-term lease for a solar project with the Fort Mojave Indian Tribe and the first large-scale solar energy project on U.S. public lands in Nevada.

Mr. Miller also served as Vice President & General Counsel to Altra Biofuels, Inc., and earlier served as Associate General Counsel to the Engineering & Construction Group and Global Procurement for the Union Oil Company of California (Unocal), prior to its acquisition by Chevron.

Mr. Miller, a member of the California, Virginia, and the District of Columbia Bars, earned a B.A. from Claremont Men's College, a M.S. from the University of Southern California, and holds a J.D. from the University of the Pacific, McGeorge School of Law, where he was a recipient of the National Contract Management Scholarship.

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Ryan Pfaff

Executive Vice President, Development

Ryan Pfaff serves as EDF Renewable Energy's Executive Vice President, Development. In this position he provides strategic leadership to EDF Renewable Energy's wind and solar business units as well as directs the valuation, transaction, and construction for all new projects.

Ryan Pfaff serves as EDF Renewable Energy's Executive Vice President, Development. In this position he provides strategic leadership to EDF Renewable Energy's wind and solar business units as well as directs the valuation, transaction, and construction for all new projects.

Mr. Pfaff brings 15 years of international renewable energy experience to EDF Renewable Energy. He joins the company from The AES Corporation, where he was Vice President and Head of Global Wind Development with responsibility for global wind business development, project finance, and construction. As a member of AES Wind Generation's executive leadership team, he played a key role in defining and executing the company's wind energy business strategy, and in growing the business from an initial base of 102 megawatts in the US, to over 1,700 megawatts in operation or construction across six countries.

Mr. Pfaff holds a B.S. in Business Administration, with a concentration in Finance from San Diego State University.

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Matthias Beier

Vice President, Information Technology

​Mr. Beier comes to EDF Renewable Energy with over 25 years of domestic and international executive Information Technology experience. His background includes 11 years with Sempra Global where he designed and implemented the overall IT strategy while supporting the growth of the business unit from inception to three individual operating units, 4,000 employees and $5 billion in revenue.

​Mr. Beier comes to EDF Renewable Energy with over 25 years of domestic and international executive Information Technology experience. His background includes 11 years with Sempra Global where he designed and implemented the overall IT strategy while supporting the growth of the business unit from inception to three individual operating units, 4,000 employees and $5 billion in revenue.

Prior to joining Sempra Global, he was Vice President and CIO of Ocean Energy, Inc., where he directed the company-wide IT function including financial, international, engineering, administration, marketing and field support for this major independent energy company. Mr. Beier was also Director of Computer Services and Infrastructure for El Paso Energy Corporation in Houston, where he directed the IT department, leading 140 employees who supported domestic and international operations.

Mr. Beier holds a B.S. in electrical engineering educational equivalent from Kiel University in Rendsburg, Germany, as well as course work in electrical engineering and computer science at the University of Texas in El Paso.

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Sandi Briner

Vice President, Corporate Communications

Sandi Briner leads the Corporate Communication efforts for EDF Energies Nouvelles’ renewable energy operations in North America which includes EDF Renewable Energy, EDF Renewable Services, EDF EN Canada, and EDF EN Mexico.

Sandi Briner leads the Corporate Communication efforts for EDF Energies Nouvelles’ renewable energy operations in North America which includes EDF Renewable Energy, EDF Renewable Services, EDF EN Canada, and EDF EN Mexico.

In this role, she directs the planning, development and execution of EDF EN North America’s internal and external communication strategies including business development marketing, media relations and public affairs activities.
Prior to joining the company in November 2007, she worked in the financial sector managing the sales & marketing efforts for the retail division of large regional bank in the Midwest. Sandi holds a Master’s degree from Miami University (Ohio) and Bachelor of Business Administration from Ohio University.

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Lisa Carp

Vice President, Human Resources

​Lisa Carp serves as Vice President of Human Resources and has overall responsibility for employment practices, employee benefits, workers compensation and safety, training, policies and procedures, and compensation.

​Lisa Carp serves as Vice President of Human Resources and has overall responsibility for employment practices, employee benefits, workers compensation and safety, training, policies and procedures, and compensation.

Lisa has been in the wind energy industry since 1998. Her prior experience includes Human Resources Management within the medical industry, medical device manufacturing industry, and the insurance industry. She serves on the Board of Directors for the Independent Power Human Resources Association.

Lisa has a Bachelors Degree from Cal Poly – Pomona, and an MBA from University of Phoenix. Additionally, she is certified as a Senior Professional in Human Resources (SPHR) through the Human Resources Certification Institute (HRCI).

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Raphael Declercq

Vice President, Portfolio Strategy

Raphael leads the coordinated effort that has allowed EDF Renewable Energy to sell more than 1.3 GW of net capacity over the past 4 years in North America, through more than 20 deals. Those asset sales have helped self-fund our development and fuel our future growth.

Raphael leads the coordinated effort that has allowed EDF Renewable Energy to sell more than 1.3 GW of net capacity over the past 4 years in North America, through more than 20 deals. Those asset sales have helped self-fund our development and fuel our future growth.

Prior to transferring to the North American headquarters in 2011, Raphael worked for EDF Energies Nouvelles in Paris as Deputy Executive Advisor. There he helped craft the strategy of EDF Energies Nouvelles and took part in several acquisitions.

Earlier in his career, Raphael was a strategy consultant at McKinsey & Company where he primarily focused on the energy and heavy industry sectors.

Raphael holds Masters in Management from HEC Paris business school and CEMS (Community of European Management Schools).

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Jeff Ghilardi

Vice President, Technical Services & Implementation

Jeff Ghilardi serves EDF Renewable Energy, Vice President of Technical Services & Implementation where he is accountable for program management, equipment procurement, acquisitions of renewable energy projects, and the integration of the regional development personnel, resource assessment, engineering and construction, and power marketing.

Jeff Ghilardi serves EDF Renewable Energy, Vice President of Technical Services & Implementation where he is accountable for program management, equipment procurement, acquisitions of renewable energy projects, and the integration of the regional development personnel, resource assessment, engineering and construction, and power marketing.

Active in the wind energy industry for 22 years, he brings both domestic and international experience in nearly all aspects of wind energy development, finance, construction, engineering and operations. In addition to his extensive experience in the wind industry, he has experience with a wide range of generation technologies including solar, combustion gas turbines, steam turbines, hydroelectric, IGCC and nuclear technologies.

Mr. Ghilardi holds a Bachelor of Science in Civil Engineering from the University of California, Davis.

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Richard Jigarjian

Vice President, Generation

Richard Jigarjian joined EDF Renewable Energy in 2010 as Vice President, Generation where he is responsible for managing EDF Renewable Energy’s wind and solar assets in the United States, Canada, and Mexico.

Richard Jigarjian joined EDF Renewable Energy in 2010 as Vice President, Generation where he is responsible for managing EDF Renewable Energy’s wind and solar assets in the United States, Canada, and Mexico.

In his role, Rich manages EDF Renewable Energy’s approximately 1145 MW in Wind and Solar projects as well as EDF Renewable Energy’s relationships with its debt and equity partners. Prior to his role at EDF Renewable Energy, Rich previously worked for Iberdrola Renewables and PPM Energy where he managed their tax equity assets and was the Managing Director of Thermal Assets. Over the years Rich was a Vice President of Finance at Azurix Corporation, Managing Director at Koch Industries, Director at Ahlstrom Pyropower, and Vice President of Project Finance at Security Pacific Bank where his renewable energy roots took hold in the 1980’s.

Rich holds a Bachelor of Science Degree in Business Administration from the University of Colorado.

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Al Kurzenhauser

Vice President, Bioenergy

Al Kurzenhauser leads all of EDF Renewable Energy’s Bioenergy projects and development activities. In his role, Mr. Kurzenhauser coordinates and directs the activities of each project to maximize their individual enterprise value and operating profitability by reducing operating costs, increasing revenue, re-negotiating contracts, and reducing fuel costs.

Al Kurzenhauser leads all of EDF Renewable Energy’s Bioenergy projects and development activities. In his role, Mr. Kurzenhauser coordinates and directs the activities of each project to maximize their individual enterprise value and operating profitability by reducing operating costs, increasing revenue, re-negotiating contracts, and reducing fuel costs.

He began his tenure at EDF EN Canada in 2008, charged with the task to build a renewable energy business in Canada for the North American group. Under his leadership, EDF EN Canada grew to be an influential player in the country with over 1.3 GW of wind and solar projects in four provinces either in construction or operations along with numerous development assets.

Prior to joining EDF RE, Mr. Kurzenhauser worked in various roles as a startup engineer and plant manager with all power technologies, including wind, gas turbine, geothermal, and wood waste. In 1996, Mr. Kurzenhauser was a founding partner for Primary Power, which grew to develop, own and operate seven biomass-to-energy projects and several wind energy projects in both the US and Canada.

He holds a bachelor’s degree in Engineering, an MBA from Kellogg Graduate School of Management at Northwestern University, and a Professional Engineer’s license in several jurisdictions.

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Gerardo Pérez Guerra

Vice President & General Manager, EDF EN Mexico

Gerardo Pérez Guerra joined EDF EN México in November 2014 as Vice President & General Manager, reporting to Tristan Grimbert, President and Chief Executive Officer.

Gerardo Pérez Guerra joined EDF EN México in November 2014 as Vice President & General Manager, reporting to Tristan Grimbert, President and Chief Executive Officer.

Gerardo’s over 25 years’ experience in the energy sector includes 23 years with Siemens México. For Siemens he held the role of Business Director for the Mesoamerican Energy Market for 13 years. In that role, Gerardo was responsible for sales strategy, negotiation and profit of sales for five divisions and a sales volume of 1.5 Billion USD annually.

During this past year, as Acciona’s Director of Windpower for México and Central America, Gerardo is proud to have led the charge to the signing of a nearly 300MW project in North México and closing an agreement with Actis for the design, engineering and construction of a 50MW wind project in Oaxaca.

Gerardo’s overall wind business development expertise and proficiency in relationship management with industrial sector companies, EPC's, fund investment companies, off takers, developers and government entities, is sure to lead to success as he assumes responsibility for the overall operation and development of EDF EN México’s renewable energy project portfolio and daily operation of the organization.

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