Gary Rivenes

Executive Vice President, Chief Operating Officer
Gary Rivenes

Gary Rivenes is the Executive Vice President and Chief Operating Officer for Cloud Peak Energy, based in Gillette Wyoming. Mr. Rivenes is responsible for all three of Cloud Peak Energy’s operating mines as well as the corporate Asset Management, Information Systems & Technology, Mine Monitoring & Control and Business Improvement teams. The Cloud Peak Energy coal mines are located in the Powder River Basin of Wyoming and Montana.

Mr. Rivenes began his career with Rio Rinto Energy America (RTEA) in 1992 and has worked in the mining industry at several locations and within diverse disciplines, establishing significant experience in engineering, production and mine management. Over the past 21 years, Mr. Rivenes has held such positions as Mining Engineer, Production Supervisor, Production Planner, Operations Supervisor and Technical Services Manager at the Antelope, Jacobs Ranch and Colowyo mines. Before his appointment as Executive Vice President and Chief Operating Officer, Mr. Rivenes was General Manager at the Jacobs Ranch and Antelope mines and Vice President, Operations in RTEA’s corporate headquarters.

Mr. Rivenes holds a Bachelor of Science in Mining Engineering from Montana College of Mineral Science & Technology.