Biography

Ms. Angelle was appointed as a FET director in February 2011 and currently serves as the Chairperson of the Audit Committee and a member of the NG&S Committee. Ms. Angelle also serves as a member of the board of directors, Chairperson of the Audit Committee and member of the Health, Safety and Environment Committee of Bird Construction Inc., a publicly-traded Canadian construction and maintenance company. Ms. Angelle also serves as a member of the Board of Managers and Chair of the Audit Committee of AMP Americas II Parent, LLC, a privately-held renewable natural gas company. Until 2025, Ms. Angelle also served as a member of the Board of Directors and as a member of the Audit Committee of STEP Energy Services, Ltd., a publicly-traded oilfield services company providing specialized coiled tubing and hydraulic fracturing services. She served as Executive Vice President and Chief Financial Officer of BJ Services, a provider of North American land pressure pumping services, from January 2017 to November 2017. From November 2017 to the present, Ms. Angelle has been a private investor and philanthropist. From January 2014 through January 2015, Ms. Angelle served as Senior Vice President – Supply Chain for Halliburton, responsible for global procurement, materials, logistics and manufacturing. From April 2003 to December 2013, Ms. Angelle served in various finance and accounting roles for Halliburton, including Senior Vice President and Chief Accounting Officer, and Vice President of Investor Relations.

Before joining Halliburton in 2003, Ms. Angelle worked for fifteen years in the audit department of Ernst & Young LLP, where she specialized in serving large, multinational public companies and provided technical accounting and consultation services to clients and other professionals. She is a certified public accountant in Texas and a certified management accountant. She is National Association of Corporate Directors ("NACD") Directorship Certified and holds the NACD Certificate in Cyber-Risk Oversight. Ms. Angelle serves on various charitable organizations, including on the board of directors and on the executive committees of Junior Achievement of Southeast Texas and Junior Achievement USA.

The board of directors selected Ms. Angelle because of her professional experience and her particular knowledge in financial, internal controls and public company disclosure compliance. In addition, she brings to the board of directors added judgment about supply chain, investor relations, the financial management of large oilfield service corporations and renewable energy. Furthermore, Ms. Angelle's significant experience championing diversity initiatives provides our board of directors with a valuable perspective on important human capital issues relevant to our Company. She is financially literate and considered by our board of directors to be an audit committee financial expert.