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About Us
TortoiseEcofin Acquisition Corp. III (NYSE: TRTL) is a blank check company newly incorporated as a Cayman Islands exempted company for the purpose of effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses or entities. We intend to focus our search for a target business in the broad energy transition or sustainability arena targeting industries that require innovative solutions to decarbonize in order to meet critical emission reduction objectives.
Management
Chief Executive Officer and Chairman
Mr. Cubbage has served as our Chief Executive Officer and as a Director since February 2021 and as Chairman of the Board of Directors since the completion of our Initial Public Offering in July 2021. Since July 2020, Mr. Cubbage has served as Chief Executive Officer, President and as a director of Tortoise Acquisition II, and as Chairman of the Tortoise Acquisition II Board since the completion of its initial public offering in September 2020. Mr. Cubbage served as Chief Executive Officer, President and as a director of Tortoise Acquisition I from November 2018, and as Chairman of the Tortoise Acquisition I Board from the completion of its initial public offering in March 2019, to the completion of its initial business combination with Hyliion on October 1, 2020, and he continues to serve on the board of directors of Hyliion Holdings Corp. He has served as Managing Director — Private Energy of Tortoise Capital Advisors, L.L.C. since January 2019 and of Ecofin Investments, LLC since September 2020. Mr. Cubbage served as the Chief Executive Officer and a member of the Board of Managers of Lightfoot Capital Partners GP LLC, the general partner of Lightfoot Capital Partners, LP, from its formation in 2006 through its wind up in December 2019. He served as Chief Executive Officer, Director and Chairman of the Board of Arc Logistics GP LLC, the general partner of Arc Logistics Partners LP (NYSE: ARCX), formerly a publicly-traded partnership engaged in the midstream business, from October 2013 to the date of its sale in December 2017. From 2007 to 2011, Mr. Cubbage also served on the board of managers of the general partner of International Resources Partners, LP, a private partnership founded by Lightfoot Capital that was engaged in the mining of natural resources. Prior to founding Lightfoot Capital, Mr. Cubbage was a Senior Managing Director and Head of the Midstream sector in the Investment Banking Division of Banc of America Securities from 1998 to 2006. Before joining Banc of America Securities, Mr. Cubbage was a Vice President at Salomon Smith Barney in the Global Energy and Power Group where he worked from 1994 to 1998. Mr. Cubbage received an M.B.A. from the American Graduate School of International Management and a B.A. from Eastern Washington University.
President, Chief Financial Officer and Director
Mr. Pang has served as our President and Chief Financial Officer and as a Director since February 2021. Mr. Pang has served as a director of Tortoise Acquisition II since the completion of its initial public offering in September 2020 and has served as the Chief Financial Officer of Tortoise Acquisition II since July 2020. Mr. Pang served as a director of Tortoise Acquisition I from the completion of its initial public offering in March 2019, and as Chief Financial Officer of Tortoise Acquisition I since January 2020, to the completion of its initial business combination on October 1, 2020, and he continues to serve on the board of directors of Hyliion Holdings Corp. Mr. Pang is a Managing Director and Portfolio Manager at Tortoise, and is responsible for Tortoise’s public and private direct investments across its energy strategies. He has served as a Managing Director of Tortoise Capital Advisors, L.L.C. since January 2019 and of Ecofin Investments, LLC since September 2020. Prior to joining Tortoise in 2014, Mr. Pang was a director in Credit Suisse Securities (USA) LLC’s Equity Capital Markets Group. Before joining Credit Suisse Securities (USA) LLC in 2012, he spent eight years in Citigroup Global Markets Inc.’s Investment Banking Division, where he focused on equity underwriting and corporate finance in the energy sector. Mr. Pang received a B.S. in Business Administration from the University of Richmond and is a CFA charterholder.
Vice President, General Counsel and Secretary
Mr. Schnitzer has served as our Vice President, General Counsel and Secretary since February 2021. Mr. Schnitzer has served as Vice President, General Counsel and Secretary of Tortoise Acquisition II since the completion of its initial public offering in September 2020. Mr. Schnitzer served as Vice President, General Counsel and Secretary of Tortoise Acquisition I from the completion of its initial public offering in March 2019 to the completion of its initial business combination on October 1, 2020, and has served as Director and Private Energy — General Counsel of Tortoise Capital Advisors, L.L.C. since January 2019 and of Ecofin Investments, LLC since September 2020. Mr. Schnitzer served as Senior Vice President, General Counsel and Secretary of Lightfoot Capital Partners GP LLC, the general partner of Lightfoot Capital Partners, LP, from February 2014 through its wind-up in December 2019, and served as Senior Vice President, General Counsel and Secretary of Arc Logistics GP LLC, the general partner of Arc Logistics Partners LP (NYSE: ARCX), formerly a publicly traded partnership, from February 2014 until its sale in December 2017. Prior to joining Lightfoot Capital Partners GP LLC, Mr. Schnitzer practiced law with the firm of Katten Muchin Rosenman LLP, where he served as the Chair of the Corporate Group of the firm’s Washington, DC office from 2001 to January 2014 and specialized in corporate law, including mergers and acquisitions, corporate finance and securities matters. Prior to joining Katten Muchin Rosenman LLP, Mr. Schnitzer was an Associate from 1994 and a Partner from 1997 to 2000 in the Corporate Group of Crowell & Moring LLP in Washington, DC. Prior to joining Crowell & Moring LLP, Mr. Schnitzer was an Associate from 1988 to 1994 in the Corporate Finance Department of Debevoise & Plimpton LLP in New York City. Mr. Schnitzer received a Bachelor of Arts from the University of Maryland and a Juris Doctor degree from Touro College Jacob D. Fuchsberg Law Center, where he graduated cum laude and served as Editor-in-Chief of the law review.
Vice President, Business Development
Mr. Brock has served as our Vice President of Business Development since February 2021. Mr. Brock has served as Vice President of Business Development of Tortoise Acquisition II since the completion of its initial public offering in September 2020. Mr. Brock served as Vice President of Business Development of Tortoise Acquisition I from the completion of its initial public offering in March 2019 to the completion of its initial business combination on October 1, 2020, and has served as Director — Private Energy of Tortoise Capital Advisors, L.L.C. since January 2019 and of Ecofin Investments, LLC since September 2020. Mr. Brock served as a Vice President of Lightfoot Capital Partners GP LLC and as Vice President of Business Development of Arc Logistics GP LLC, the general partner of Arc Logistics Partners LP (NYSE: ARCX), formerly a publicly traded partnership engaged in the midstream business, from July 2014 until the sale of Arc Logistics Partners LP in December 2017. From 2010 to June 2014, Mr. Brock served as a consultant to Arc Logistics GP LLC and Lightfoot Capital Partners GP LLC. Prior to joining Arc Logistics GP LLC, Mr. Brock was a Managing Partner at The Cumberland Group from 2009 to 2014. From 2007 to 2009, Mr. Brock was President and Chief Executive Officer of the midstream company DTX Oil, LLC. Mr. Brock served as Commissioner of the Kentucky Governor’s Office of Development from 2003 to 2005, where he oversaw state infrastructure and development, and also served as Senior Policy Advisor to the Governor. Mr. Brock received a B.B.A. in Accounting and an M.B.A. from Eastern Kentucky University.
Vice President, Finance
Mr. Zimmer has served as our Vice President of Finance since February 2021. Mr. Zimmer has served as Vice President of Finance of Tortoise Acquisition II since the completion of its initial public offering in September 2020, and as an Associate of Tortoise Capital Advisors, L.L.C. from January 2019 to September 2020 and supported the business combination activities of Tortoise Acquisition I. Since September 2020, Mr. Zimmer has served as Vice President – Private Energy of Tortoise Capital Advisors, L.L.C. and Ecofin Investments LLC. From April 2015 until February 2018, Mr. Zimmer served as an Associate of Lightfoot Capital Partners GP LLC, the general partner of Lightfoot Capital Partners, LP. Prior to joining Lightfoot Capital Partners GP LLC, Mr. Zimmer served as a Consultant in the Corporate Finance group at FTI Consulting, Inc. Mr. Zimmer received a Bachelor of Science degree in Business Administration from Bucknell University.
Independent Director
Mr. Walker has served as a Director since October 31, 2022. From 2011 to 2018, Mr. Walker was a member of the Board of Directors of Armstrong Energy, Inc., which operated mining, processing and loading facilities in the Illinois Basin, where he also served as the Chairman of the Conflicts Committee and a member of the Audit and Compensation Committees. From July 2009 through January 2011, Mr. Walker served as a Senior Vice President of Alpha Natural Resources, Inc., a publicly traded mining company, where he assisted with integration issues after the 2009 merger of Alpha Natural Resources, Inc. and Foundation Coal Holdings, Inc. (“Foundation Holdings”), which was a publicly traded mining company. From 2004 through July 2009, Mr. Walker served as the Senior Vice President, General Counsel and Secretary of Foundation Holdings, which was acquired in 2004 by a consortium of Blackstone Group, L.P., First Reserve Corporation and American Metals & Coal International, Inc. At Foundation Holdings, Mr. Walker oversaw all legal and regulatory matters related to the formation, financing, registration and initial public offering of the company on the NYSE. In his position as General Counsel of Foundation Holdings, he also had management oversight for the legal, environmental, land and government affairs functions at the company and had operational responsibility for the natural gas and coalbed methane business, which was developed into a successful operating asset under his leadership. From 1999 to 2004, Mr. Walker served as the Senior Vice President, General Counsel and Secretary of RAG American Coal Holdings, Inc., which was the predecessor entity to Foundation Holdings. From 1989 through 1999, Mr. Walker served in various capacities in the law department of Cyprus Amax Minerals Company, which was one of the largest integrated mining companies in the United States. From 1986 to 1989, Mr. Walker was a litigation and regulatory attorney for a private law firm. From 1981 through 1986, he held various positions within the law department of Mobil Oil Corporation in New York, New York and Denver, Colorado. Mr. Walker was also a member of the Board of Directors of FutureGen Industrial Alliance, Inc. (“FutureGen”) from 2005 through 2011, and in 2008, he served as the Chairman of the Board of Directors of FutureGen, which was a not-for-profit international alliance of major utilities and mining companies whose members worked with the United States Department of Energy to develop plans to design, build and operate a commercial scale power plant and associated carbon dioxide capture and sequestration project. Mr. Walker received a Bachelor of Arts degree from the University of Pennsylvania, where he graduated cum laude with distinction with a double major in Geology and Environmental Sciences, and a Juris Doctor degree from the University of Florida, College of Law, where he received various awards.
Independent Director
Dr. Daboub has served as a Director since the completion of our Initial Public Offering in July 2021. Dr. Daboub has served as a director of Tortoise Acquisition Corp. II and a member of its audit committee since the completion of its initial public offering in September 2020. Dr. Daboub was nominated to serve on the Board of Directors of Philip Morris International Inc. (NYSE: PM) in March 2021. Dr. Daboub is the founding Chief Executive Officer of the Global Adaptation Institute (ND-GAIN) and has served on its Board of Directors since 2010. Mr. Daboub served as Co-Chair of the World Economic Forum Council on Climate Change from 2012 to 2014 and since 2013, has served as a Panel Member of the Innovation for Change Initiative of the United Nations Secretariat on Climate Change. In 2010, Dr. Daboub became Chairman, President and Chief Executive Officer of the Daboub Partnership, an Arcis, LLC advisory firm specialized in the implementation of public policies for countries around the world in sectors such as energy, agriculture, pensions, macroeconomics and fiscal responsibility. Since 1989, he has co-owned several companies in Latin America, including biodegradable packaging materials manufacturing and distribution of internationally recognized brands. He taught at Princeton University in 2010, and is a member of several Boards of Directors of industries in the U.S., Europe, the Middle East and Latin America, including Grupo Financiero Ficohsa in Panamá since 2014; Dorado Partners, LLC in the U.S. since 2014; K&M Advisors, LLC in the U.S. since 2014; and DeNovo Corporate Advisors in Dubai, United Arab Emirates, from 2013 to 2020. He is actively engaged in several social and non-for-profit endeavors that save lives and improve livelihoods of people in need. Dr. Daboub served as the former Managing Director of the World Bank Group from 2006 to 2010 and former Minister of Finance and Chief of Staff to the President of El Salvador from 1999 to 2004. As Managing Director of the World Bank, he oversaw operations in 110 countries in Africa, the Middle East, East Asia and Latin America. He was also responsible for the oversight of the Human Development and Sustainable Development Networks, the Information Systems Group, the World Bank Institute, the Department of Institutional Integrity and the Arab World Initiative. The Sustainable Development Network partners with countries to develop and invest in energy, water, agriculture and food and became a key player in developing the millennium development goals for the United Nations. As Minister of Finance, Dr. Daboub helped to navigate his native country through several regional economic challenges including securing and sustaining El Salvador’s investment grade rating, “dollarizing” the economy and completing a Free Trade Agreement with the U.S. During this period, he also oversaw the emergency reconstruction of El Salvador after two major earthquakes in 2001. He held high government positions in El Salvador for 12 years from 1992 to 2004, working for three different administrations without belonging to any political party; including joining the Board of CEL, El Salvador’s electric utility, and serving as president of El Salvador’s electric distribution companies. Subsequently, he was named President of ANTEL, the state-owned telecommunications company, which he re-structured and privatized through a competitive and transparent process that also de-monopolized that strategic sector. Dr. Daboub holds a Bachelor’s of Science, Masters of Science and a PhD in Industrial Engineering from North Carolina State University.
Independent Director
Ms. Mandanas has served as a Director since the completion of our Initial Public Offering in July 2021. Since April 2021, Ms. Mandanas has served as Chief Investment Officer of Sol Systems, LLC, a renewable energy infrastructure and impact investment company based in Washington, DC, having worked as a consultant to Sol Systems since August 2020. Previously, from the fall of 2015 to May 2020, Ms. Mandanas held the position of Executive Vice President, Chief Strategy Officer, of CleanChoice Energy, Inc., a company engaged in renewable energy retail supply and community solar, where she led strategic planning and was responsible for raising capital, banking/investor relations and establishing protocols for risk management and financial reporting. Prior to joining CleanChoice Energy in 2015, Ms. Mandanas worked in corporate and investment banking for more than 20 years, principally focused in the power and utility sector and executing across multiple facets of corporate finance/strategic advisory transactions, which included capital raising, structured financings, liability/interest rate/commodity risk management, treasury operations, capital allocation strategies, dividend policy and mergers and acquisitions. From 2013 to the fall of 2015, she served as Head of the Power/Utility Group in Corporate Banking at RBC Capital Markets, LLC, where she helped form the renewable tax equity business and grow the renewable loan portfolio. Prior to RBC Capital Markets, Ms. Mandanas served as Managing Director in Citigroup’s North American Power/Utility Corporate and Investment Banking Group from 2007 to 2013. From 1998 to 2007, Ms. Mandanas held various roles at Credit Suisse in the Power and Utility Investment Banking Group and in the Leveraged Finance/Financial Sponsors Group. She has worked across many industries, including companies in the power and utilities, textiles, chemicals, general industrials and education sectors. Additionally, Ms. Mandanas also spearheaded various diversity initiatives at Credit Suisse and was successful in establishing an annual leadership conference for female clients. Prior to joining Credit Suisse, she was a Vice President at NationsBank in New York. Additionally, Ms. Mandanas served on the Board of Trustees for the Business Partnership Foundation for the University of South Carolina for five years. Ms. Mandanas earned her M.B.A degree from Vanderbilt University and graduated, magna cum laude, with a B.S. from the University of South Carolina.