BOARD OF DIRECTORS

Mark S. Berg has served as a member of our board of directors since March 9, 2025. Mr. Berg is a senior energy industry executive with extensive commercial and operational experience. During his 20-year career with Pioneer Natural Resources (“Pioneer”), an NYSE-listed independent oil and gas exploration and production company, first as Executive Vice President & General Counsel from 2005 to 2014 and then as Executive Vice President, Corporate Operations from 2014 until its merger with ExxonMobil in 2024, he played a key role in transforming the company into a major U.S. shale resource developer. He led the negotiating team for the $65 billion merger with ExxonMobil as well as multiple multibillion-dollar mergers, global divestitures, and cross-border joint ventures. Prior to joining Pioneer, Mr. Berg served from 2002 to 2004 as Senior Vice President, General Counsel & Secretary of Hanover Compressor Company, an NYSE-listed company specializing in natural gas compression and processing, where he instituted disciplined internal controls, resolved an SEC investigation, and settled securities class action litigation. From 1997 to 2002 he served as Executive Vice President & General Counsel of American General Corporation, a Fortune 200 diversified financial services company, and oversaw its $27 billion merger with AIG. From 1990 through 1997 he served as a partner at the law firm Vinson & Elkins LLP, where he focused on M&A and international project development. Mr. Berg currently serves on the board of directors of ProPetro Holding Corp. (NYSE: PUMP), a Permian-based oilfield services company. From 2018 to 2020, he served on the board of directors of HighPoint Resources, an exploration and production company then listed on the NYSE. Mr. Berg also serves as the founding Vice Chairman of the Permian Strategic Partnership, a coalition of Permian Basin energy companies and higher education institutions focused on supporting public education, healthcare, road safety and workforce development in the Permian Basin region.

Justin C. Bird has served as a member of our board of directors since January 2024. Mr. Bird has served as executive vice president of Sempra since January 1, 2024 and as chief executive officer of Sempra Infrastructure since November 2021. Mr. Bird served as chief executive officer of Sempra LNG from April 2020 to November 2021 and as president of Sempra LNG from March 2019 to April 2020. Since joining Sempra in 2004 he has held a variety of senior leadership positions at Sempra and/or its affiliates, including as chief development officer of Sempra North American Infrastructure from August 2018 to March 2019, and also as vice president and special counsel and vice president of compliance and governance and corporate secretary of Sempra earlier in his career. Prior to joining Sempra, Mr. Bird was an attorney at Latham & Watkins LLP. Mr. Bird serves on the board of directors of Oncor Holdings and certain Sempra subsidiaries.

Debra Hunter Johnson has served as a member of our board of directors since March 9, 2025. Ms. Johnson is the founder, and, since its founding in 2007, has served as the chief executive officer and principal consultant of Reciprocity Consulting Group, a consulting company that provides data-driven strategies to enhance leadership, productivity and teamwork. From 1990 to 2007, Ms. Johnson served in various roles at American Airlines, including vice president of global human resources, associate general counsel, and senior attorney. Prior to working at American Airlines, Ms. Johnson was a staff attorney at Chrysler Motors Corporation from 1988 to 1990 and associate attorney from 1985 to 1987 at the law firm of Patterson, Phifer & Phillips, P.C. Additionally, Ms. Johnson has been a member of UT Southwestern Medical Center’s President’s Advisory Board since 2018, and currently serves as chair. Ms. Johnson also currently serves on the board of directors of various non-profit organizations, including Texas Women’s Foundation and the Dallas Economic Development Corporation.

Timothy A. Mack has served as a member of our board of directors since February 2014. Mr. Mack is of counsel to the Dallas, Texas law firm, Matheson & Marchesoni PLLC and has served in such role since September 2017. Mr. Mack was a member of the Dallas, Texas law firm, Mack Matheson & Marchesoni PLLC, from March 2009 until his retirement from such position in August 2017. Prior thereto, Mr. Mack was a partner at an international law firm, Hunton & Williams LLP (now known as Hunton Andrews Kurth LLP), and its predecessor firm in Dallas, Texas, where he had practiced law since 1980. Mr. Mack currently serves on the boards of directors of Oncor Holdings and various local non-profit organizations.

Jeffrey W. Martin has served as a member of our board of directors since March 2018. Mr. Martin has served as chief executive officer and a member of the board of directors of Sempra (NYSE: SRE) since May 2018, has served as chairman of Sempra since December 2018, and also has served as president of Sempra since March 2020. Mr. Martin served as executive vice president and chief financial officer of Sempra from January 2017 to April 2018. Mr. Martin served at San Diego Gas & Electric Company (SDGE), an indirect subsidiary of Sempra, as chief executive officer and as a director beginning in January 2014. In addition to those roles at SDGE, Mr. Martin was appointed as SDGE’s president in October 2015 and as its chairman in November 2015, serving in each of these offices through December 2016. From 2010 to 2013, Mr. Martin served as chief executive officer and president of Sempra U.S. Gas & Power (USGP), a previous business unit of Sempra, and USGP’s predecessor organization, Sempra Generation. Earlier he served as the vice president of investor relations for Sempra. Prior to joining Sempra in December 2004, Mr. Martin was chief financial officer of NewEnergy, Inc. He also formerly served as corporate counsel at UniSource Energy Corporation and was an attorney at the law firm of Snell & Wilmer, LLP. Mr. Martin currently serves on the board of directors of Oncor Holdings and the American Petroleum Institute. He also is a governor of the Oil and Gas community and a member of the Electricity Industry community for the World Economic Forum and represents Sempra as part of the International Business Council of the World Economic Forum. He previously served on the boards of directors of Southern California Gas Company, an indirect subsidiary of Sempra, the Edison Electric Institute, Business Roundtable, California Chamber of Commerce and National Association of Manufacturers and on the board of trustees of the University of San Diego.

Helen M. Newell has served as a member of our board of directors since July 2019. Ms. Newell has served as managing director – infrastructure for GIC Special Investments Pte Ltd (GICSI) focused on asset management in the Americas since June 2022. Prior to serving in this role, Ms. Newell served as a senior vice president – infrastructure for GICSI from October 2018 until June 2022. Before joining GICSI, Ms. Newell held various roles at Rio Tinto PLC and Rio Tinto Limited, a global diversified mining company listed on the London Stock Exchange and Australian Securities Exchange, serving as global head of risk from 2014 until 2018 and vice president – infrastructure from 2011 until 2014. Prior to joining Rio Tinto, Ms. Newell worked for several Australian listed transportation and infrastructure companies. Ms. Newell began her career in management consulting, working on various transportation and telecommunications projects in Australia, Asia and North America. In her role with GICSI, Ms. Newell has also been appointed to the board of directors of various companies in which GICSI invests, including Direct ChassisLink, Inc., Duquesne Light Company, WaterBridge Resources LLC, and Genesee & Wyoming Inc. and related holdings companies. Ms. Newell was appointed as a member of our board of directors by Texas Transmission pursuant to Texas Transmission’s right under our LLC Agreement to designate two directors.

E. Allen Nye, Jr. has served as a member of our board of directors and our Chief Executive since March 2018. From January 2011 until March 2018, Mr. Nye served as our Senior Vice President, General Counsel and Secretary, and in such role was responsible for overseeing all of Oncor’s legal and compliance matters. In January 2013, his responsibilities were expanded to include oversight of all regulatory and governmental affairs activity of Oncor. From June 2008 until joining Oncor, Mr. Nye practiced law as a partner in the Dallas office of Vinson & Elkins LLP, where he focused on representation of regulated energy companies before state and federal government agencies, including the PUCT, the State Office of Administrative Hearings and the FERC. Prior to Vinson & Elkins, Mr. Nye was a partner in the law firm of Hunton & Williams LLP (now known as Hunton Andrews Kurth LLP) from January 2002 until May 2008. Mr. Nye currently serves on the board of directors of Oncor Holdings.

Alice L. Rodriguez has served as a member of our board of directors since March 2021. Ms. Rodriguez is co-owner of Kendall Milagro Inc., a home building and real estate investment business. Ms. Rodriguez retired from JPMorgan Chase & Co. (JPMorgan) effective September 2022 after 35 years with JPMorgan and its predecessors. From April 2022 until September 2022, Ms. Rodriguez served in a senior advisor role with JPMorgan after previously serving as head of the community impact organization and managing director of JPMorgan from August 2020 until April 2022, where she focused on JPMorgan’s community engagement initiatives and localization strategy. From July 2017 to August 2020, she served as managing director and head of JPMorgan’s community and business development organization. From 2015 to July 2017, she served as managing director and as a consumer banking and wealth management executive, responsible for consumer and wealth business in the greater Texas metro markets. From 2012 to 2015, she served as executive vice president and business banking executive for the California region. Ms. Rodriguez currently serves on the board of directors of Oncor Holdings and Cadence Bank (NYSE: CADE), a regional banking franchise. Ms. Rodrigues is also the past chair of the United States Hispanic Chamber of Commerce, the vice chair of DreamSpring, and serves on the boards of various non-profit organizations.

Luis J. Saenz has served as a member of our board of directors since March 2023. Mr. Saenz is the president of T X Public Affairs LLC, a government relations and public relations company he co-founded in 2024, and has served since 2023 as principal for Saenz Public Affairs, a government and public relations consulting sole proprietorship he founded. Prior to that role, Mr. Saenz served as chief of staff to Texas Governor Greg Abbott from September 2017 to November 2022, the first Hispanic chief of staff to a Texas Governor and the longest-serving chief of staff to a Governor in Texas history. He also served as appointments director for Governor Abbott in 2015. From 2012 to 2015 and 2016 to 2017, Mr. Saenz worked as a lobbyist for McGuire Woods Consulting LLC, a full-service public affairs firm. Prior to that, from 2007 until 2012, Mr. Saenz provided governmental and public relations consulting services through Saenz Public Affairs. Mr. Saenz also previously served as an advisor to Texas Governor Rick Perry and his gubernatorial campaigns from 2000-2006, including managing the Governor’s 2006 re-election campaign and serving in various roles in his administration. Prior to that he served as chief of staff to Texas Comptroller Carole Keeton Rylander from 1999 to 2000. He also previously served on the staffs of United States Senator Kay Bailey Hutchinson, United States Senator Phil Gramm, and United States Representative Henry Bonilla and as an appointee in the U.S. Department of State during President George H.W. Bush’s administration. Mr. Saenz currently serves on the board of directors of Oncor Holdings.

Robert S. Shapard has served as a member of our board of directors since April 2007. He has served as non-executive Chairman of our board of directors since March 2018 and before that served as Chairman from April 2007 until July 2015. From April 2007 until March 2018, he also served as Chief Executive of Oncor. Mr. Shapard joined TXU Corp. in October 2005 as a strategic advisor, helping implement and execute growth and development strategies for Oncor, then a TXU Corp. subsidiary. Between March and October 2005, he served as chief financial officer of Tenet Healthcare Corporation, one of the largest for-profit hospital groups in the United States, and was executive vice president and chief financial officer of Exelon Corporation, a large electricity generator and utility operator, from 2002 to February 2005. Before joining Exelon, he was executive vice president and chief financial officer of Ultramar Diamond Shamrock, a North American refining and marketing company, from 2000 to 2002. Previously, from 1998 to 2000, Mr. Shapard was chief executive officer and managing director of TXU Australia Pty. Ltd., a subsidiary of the former TXU Corp., which owned and operated electric generation, wholesale trading, retail, and electric and gas regulated utility businesses. Mr. Shapard currently serves on the boards of directors of Oncor Holdings, Leidos Holdings, Inc. (formerly SAIC, Inc.) (NYSE:LDOS), a provider of scientific, engineering and systems integration service, and NACCO Industries, Inc. (NYSE:NC), a holding company for The North American Coal Corporation, which, with its affiliates, operates in the mining and natural resources industries.

W. Kelvin Walker has served as a member of our board of directors since March 2021. Mr. Walker has served since March 2019 as chief executive officer of the Dallas Citizens Council, a non-profit organization made up of over 150 chief executive officers and other top business leaders in North Texas that focuses on advancing public policy issues impacting the Dallas area. Prior to joining the Dallas Citizens Council, Mr. Walker served as a managing director of RLJ Equity Partners LLC, a private equity fund, from July 2015 to March 2019. Prior to that, he was a managing partner of 21st Century Group, LLC, a private equity firm, from January 1999 to June 2015. From August 2022 to July 2024, Mr. Walker served on the board of directors of Encore Wire Corporation (NASDAQ: WIRE), a manufacturer of a broad range of copper and aluminum electrical wire and cables. Mr. Walker currently serves on the boards of directors of Oncor Holdings and Reflekt Me, an online retail personalization and engagement technology company, as well as various non-profit organizations.

Steven J. Zucchet has served as a member of our board of directors since November 2008. Mr. Zucchet is a managing director of OMERS Infrastructure Management Inc. (OMERS Infrastructure) (formerly Borealis Infrastructure Management, Inc.), an investment arm of Canada’s OMERS pension plan, a position he has held since September 2014, having previously served as a senior vice president of OMERS Infrastructure from November 2003 until September 2014. From 1996 until joining OMERS Infrastructure, Mr. Zucchet served as chief operating officer of Enwave Energy Ltd., where he was responsible for operations and major infrastructure projects. In his role as an officer of OMERS Infrastructure, Mr. Zucchet has also been appointed as an officer and director of several OMERS Infrastructure affiliates and companies in which OMERS Infrastructure invests. Through OMERS Infrastructure, Mr. Zucchet has served since April 2019 on the board of directors of Puget Energy, Inc. and Puget Sound Energy, Inc., a regulated gas and electric utility in the State of Washington, and also currently serves on the board of directors of Bruce Power, an eight reactor nuclear site located in Ontario, Canada, and Upper Canada Transmission Company, a company responsible for an Ontario based independent transmission line. His focus at OMERS Infrastructure is in the energy sector, where he has led the pursuit of investment opportunities in the energy sector and is currently responsible for leading the asset management of several of its portfolio investments.