Steven E. West has served as a director of Diamondback since December 2011 and served as the Company's CEO from 2009 to 2011 and Chairman from 2012 to 2022. He was a partner at Wexford Capital LP focusing on private-equity energy investments and has served as Chairman of Viper Energy since 2014. He holds a Bachelor of Science in Accounting from California State University, Chico.