Ms. Collawn is the Chairman of our Governance and Nominating Committee and a member of our Compensation Committee. Ms. Collawn has served as the Executive Chair of TXNM Energy, Inc. (formerly PNM Resources, Inc.), a publicly-traded energy holding company based in New Mexico, since July 2025, and as a director of Karbon Capital Partners Corp., a blank check company formed to acquire businesses in the energy, energy infrastructure and technology sectors, since December 2025. Prior to transitioning to Executive Chair of TXNM, Ms. Collawn served as the Chair and CEO from 2012 and 2010, respectively. From 2010 to May 2022, Ms. Collawn also served as President of PNM Resources. Ms. Collawn joined PNM Resources in 2007 as President, Utilities, prior to her promotion to President and Chief Operating Officer in 2008. From 2005 to 2007, Ms. Collawn served as President and Chief Executive Officer of Public Service Company of Colorado, an operating utility that is a subsidiary of Xcel Energy, Inc. Ms. Collawn previously served on the board of directors of Equitrans Midstream Corporation, a publicly traded natural gas midstream company, from April 2020 to April 2023, EVgo Services, LLC, a publicly traded builder, owner and operator of DC fast charging for electric vehicles in the U.S., from July 2021 to March 2022, and CTS Corporation, a publicly traded designer and manufacturer of sensors, actuators and electronic components for various industries, from 2003 to May 2021. Ms. Collawn also previously served as Chairman of the Electric Power Research Institute, an independent, non-profit center for public interest energy and environmental research, including sustainability and carbon reduction matters, and Chairman of the Edison Electric Institute ( EEI ), a national association of investor-owned electric companies. Ms. Collawn also previously served as volunteer interim Chief Executive Officer of EEI from November 2024 to June 2025. Ms. Collawn received a B.A. from Drake University and an M.B.A. from Harvard Business School.