Marcia E. Backus

Backus is senior vice president, general counsel and chief compliance officer of Occidental Petroleum. She was a partner at Vinson & Elkins prior to joining Occidental in 2013. She is ranked among the leading business lawyers in oil and gas and energy by both Chambers USA and Chambers Global. In 2026, she was named one of the “Top Women in Energy” by Texas Lawyer magazine.

  • October 2022

Added to: EPIC Mainstream Holdings LP - San Antoniko, TX

EPIC Mainstream Holdings owns and operates midstream infrastructures in the Delaware, Midland, and Eagle Ford basins.