Scott Mercer

Mr. Mercer founded Volta in 2010 and has served as Chief Executive Officer of Volta and as a member of the Volta Board since Volta’s founding. Mr. Mercer holds a B.A. in business from California Polytechnic State University-San Luis Obispo.

Mr. Mercer serves as a director because of his operational and historical expertise gained from serving as Volta’s Chief Executive Officer.

Christopher Wendel

Mr. Wendel is a co-founder of Volta and has served as Volta’s President since April 2013. Mr. Wendel also has extensive investing experience working as a Managing Director at Goldman Sachs from August 1993 to June 2006, as a Managing Director at Lehman Brothers from July 2006 to October 2008 and as a Senior Managing Director at Nomura Securities from October 2008 to June 2012. Mr. Wendel holds a B.S.F.S. in international relations from the School of Foreign Service at Georgetown University and a M.A.L.D in international political economy from Tufts University — The Fletcher School of Law and Diplomacy. Mr. Wendel currently serves on the board of the Napa Valley Film Festival and was past board chair of the Blue Oak School in Napa.

Mr. Wendel serves as a director because of his expertise gained from serving as Volta’s President and his extensive financial and investing experience.

Eli Aheto

Mr. Aheto has served on the Volta board of directors since October 2016. He also serves or has recently served on the boards of directors of the following private companies: 80 Acres Urban Agriculture, Inc. d/b/a “80 Acres Farm,” an indoor farming company from December 2018 to January 2021, 4AM Midstream, a midstream oil and gas gathering company, from July 2017 to June 2021 and Nautilus Solar Energy Inc., a community solar project developer from October 2015 to July 2019. Mr. Aheto was a Partner with Virgo Investment Group, a private investment firm, from 2015 to June 2021. Mr. Aheto holds an A.B. in economics from Harvard University and an M.B.A. from Harvard Business School.

Mr. Aheto serves as a director because of his extensive experience as a private equity investor focused on the energy transition and his service on multiple boards of various energy related companies.

Vincent T. Cubbage

Mr. Cubbage served as the Chief Executive Officer, President, director and Chairman of the Board of Tortoise Acquisition Corp. II. Mr. Cubbage has also served as Chief Executive Officer, President and as Chairman of the Board of Directors of TortoiseEcofin Acquisition Corp. III. Mr. Cubbage served as Chief Executive Officer, President and director of Tortoise Acquisition Corp. from November 2018, and as Chairman of the Tortoise Acquisition Corp. 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 of Private Energy of Tortoise Capital Advisors, L.L.C. since January 2019. 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.

Mr. Cubbage’s serves as a director because of his extensive business experience.

Martin Lauber

Mr. Lauber has served on the Volta board of directors since June 2020. Since June 2013, Mr. Lauber has served as a Managing Partner at 19York, LLC, a marketing communications investing and strategic advisory firm, which he also founded. Mr Lauber is also the Managing Partner of 19Y Ventures and has been active in technology and mobility investing and advising for several years. Prior, Mr Lauber was Founder and CEO of Swirl, a pioneering digital marketing agency from 1997 to 2017. Mr. Lauber holds a bachelor’s degree in American Studies from the University of California, Los Angeles.

Mr. Lauber serves as a director because of his extensive experience in the advertising/marketing and mobility industries.

Katherine J. Savitt

Ms. Savitt has served on the Volta board of directors since December 2018. Ms. Savitt has served as President and Chief Commercial Officer of Boom Supersonic, an aviation and aerospace company, since January 2021. From 2016, Ms. Savitt served as a founding General Partner of Perch Partners, LLC, a management consulting firm. Prior to that, Ms. Savitt served as Chief Marketing Officer and Head of Global Media at Yahoo Inc. From 2009 to 2012, Ms. Savitt served as CEO of Lockerz, Inc., a shoppable digital magazine company, which she co-founded. Prior to this, Ms. Savitt served as Executive Vice President and Chief Marketing Officer of American Eagle Outfitters Inc. Ms. Savitt holds an A.B. in history and government from Cornell University.

Ms. Savitt serves as a director because of her extensive business experience.

Bonita C. Stewart

Ms. Stewart has served on the Volta board of directors since March 2021. Since 2006, Ms. Stewart has served in various roles at Google, Inc., a wholly owned subsidiary of Alphabet Inc., a global technology company, including most recently as Vice President, Global Partnerships since July 2016. At Google, Ms. Stewart previously served as Vice President, Americas, Partner Business Solutions from August 2012 to December 2015; as Vice President, U.S. Sales and Operations from 2011 to 2012; as Managing Director, U.S. Sales from 2009 to 2010; and as Industry Director, U.S. Automotive from 2006 to 2009. Ms. Stewart has served on the board of directors of Deckers Outdoor Corporation, a footwear design and distribution company, since September 2014, PagerDuty, digital operations management company since 2021, and Pluralsight, a leading cloud-based technology skills development platform from October 2018 to April 2021. Ms. Stewart holds a B.A. degree in Journalism from Howard University and an M.B.A. from Harvard Business School.

Ms. Stewart serves as a director because of her extensive experience in the technology industry and her service on multiple public company boards.

John J. Tough

Mr. Tough has served on the Volta board of directors since May 2019. Mr. Tough has worked at Energize Ventures as a Managing Partner since September 2019 and as a Partner from February 2017 to August 2019. Prior to this, Mr. Tough worked at Choose Energy, Inc., a consumer services technology company, as Chief Revenue Officer from 2016 to May 2017, Vice President of Business Development & Operations from January 2014 to 2016 and Director — Business Development from June 2012 to January 2014. He also currently serves as a member or observer on the boards of directors of the following private computer software companies: Matroid, Inc., Aurora Solar Inc., Sitetracker, Inc. and Jupiter Intelligence, Inc. In addition, Mr. Tough also currently serves as a member or observer on the boards of directors of the following private companies: Optimus Ride Inc., a mobility technology company, ZEDEDA Inc., an information technology and services company, DroneDeploy, Inc., an aerial analytics information technology company, and Nozomi Networks Inc., a computer and network security company. Mr. Tough holds a B.S. in biology, chemistry and markets and management from Duke University and an M.B.A. from The University of Chicago — Booth School of Business.

Mr. Tough serves as a director because of his extensive experience in the technology industry and his experience on multiple boards of various technology companies.