Mr. Lux has served as President and Chief Executive Officer since February 2022. Since January 2009, Mr. Lux has held various operations roles of increasing responsibility with the Company and its subsidiaries, including Executive Vice President - Operations; Senior Vice President - Completions;

Mr. Williams has served as Executive Vice President and Chief Financial Officer since June 2020. Since January 2007, Mr. Williams has held various financial and operations roles, including Senior Vice President - Operations; Vice President - Corporate Development and Treasurer; Vice President -

Mr. Ivascu has served as Executive Vice President, General Counsel, Chief Compliance Officer and Corporate Secretary since June 2020. Since June 2011, Mr. Ivascu has held various legal roles of increasing responsibility, including Senior Vice President, General Counsel, Chief Compliance Officer and

Mr. Danford has served as Senior Vice President and Chief Human Resources Officer since June 2020. Prior to that, Mr. Danford served as Senior Vice President - Human Resources from February 2015 to June 2020; and Vice President - Human Resources from November 2007 to February 2015.