Ms. Stewart joined the Coterra Board of Directors following her tenure on the Cimarex Board of Directors, which began in 2015. She serves as Chair of the Compensation Committee and as a member of the Environment, Health & Safety Committee.

Ms. Stewart serves as Executive Chairman of Sheridan Production Partners, a privately-owned oil and gas operating company she founded in 2006. Before her current role, Ms. Stewart served as President and Chief Executive Officer of Sheridan from 2016 to 2020 and as Chief Investment Officer of Sheridan from 2006 to 2020.

Prior to Sheridan, Ms. Stewart served as Executive Vice President of El Paso Corporation and President of El Paso E&P from 2004 to 2006. From 1984 to 2004, Ms. Stewart was with Apache Corporation where she most recently served as Executive Vice President with responsibility for reservoir engineering, business development, land, environmental, health and safety, and corporate purchasing. Ms. Stewart served as a director at Talisman Energy Inc. from 2009 until its acquisition in 2015, including as the Chair of the Reserves Committee and a member of the Human Resources Committee.

Ms. Stewart currently serves on the Board of Directors of Western Midstream Partners, LP. Prior board service includes Jadestone Energy from 2019-2024.