Jiong Ma, PhD. Jiong Ma, age 61, has over 25 years of experience in investing, building, and scaling of companies with a focus on innovative product launches in digital health, technology and the new energy transition. Dr. Ma has been a General Partner of Phoenix Venture Partners since July 2024. She has served as director of SES AI Corporation (NYSE: SES) since February 2022 and has served as Lead Independent Board Director beginning in 2023. She also chairs the Compensation Committee, and is a member of Audit, Nominating, and Strategic Investment Committee. Dr. Ma served as senior partner and a member of the investment committee at Braemar Energy Ventures ("Braemar") from 2008 to 2020. While at Braemar, Dr. Ma led investments in more than 15 companies involved in either resource efficiency, e-mobility, industrial digitalization, renewable energy, or deep tech, and has achieved multiple successful exits through M&A and IPO. Dr. Ma has significant knowledge and expertise in the technology industry, including information security. Prior to Braemar Energy Ventures, she was with the Venture Capital Group at 3i Group, a global private equity firm, from 2004 to 2007 where she led investments across multiple stages in Digital Health, TMT and Cleantech. Preceding the Venture Capital Group at 3i, Dr. Ma held several senior positions at Lucent Technologies and Bell Labs from 1997 to 2004. Her responsibilities included lead roles in product portfolio strategy, new product launches for Optical and Data Networking, and research and product development. Dr. Ma was also a founding team member of Onetta Inc., a fiber networks company. She has a PhD in Electrical and Computer Engineering from the University Colorado Boulder and an MS in Electrical Engineering from Worcester Polytechnic Institute. Dr. Ma is a Kauffman Fellow. Dr. Ma has served on the Board since May 2021 .