Michael Duginski

Berry Petroleum Co. LLC engages in the acquisition, exploration, development, and production of domestic oil and natural gas reserves. The company is headquartered in Bakersfield, CA.

Texaco, Inc. explores and produces oil and natural gas. It engages in the worldwide exploration, production and marketing of crude oil, natural gas, and petroleum products. The company was founded in 1902 and is headquartered in San Ramon, CA.

Madagascar Oil Ltd. engages in the exploration, development and production of oil and gas. It focuses on the development of conventional oil and gas deposits in five onshore blocks in Madagascar. The company was founded in 2004 and is headquartered in Singapore.

Sentinel Peak Resources LLC engages in the acquisition, development, and exploration of oil and gas assets. It focuses on heavy oil development in California. The company was founded by Michael Duginski and George W. Ciotti in 2015 and is headquartered in Englewood, CO.

Part of Sentinel Peak Resources LLC, Sentinel Peak Resources California LLC engages in the acquisition, development and exploration of fossil fuel and gas assets. The company is based in Bakersfield, CA. The CEO of the company is Michael Duginski.