Michael Duginski

Chief Executive Officer at

Sentinel Peak Resources California LLC

Net worth: 3 M $ as of 2026-05-30

60 year

47 connections

Energy Minerals

Consumer Services

Profile

Michael Duginski was the founder of Sentinel Peak Resources LLC, founded in 2015, where the titles held included President & Chief Executive Officer from 2015 to 2025.
Mr. Duginski is currently Chief Executive Officer at Sentinel Peak Resources California LLC.
Former jobs include Director-New Business Development at Texaco, Inc. from 1988 to 2002; Independent Non-Executive Director at Madagascar Oil Ltd. from 2015 to 2016; Independent Director at Crescent Energy Co. from 2024 to 2025; Director at California Independent Petroleum Association; Director at Kern Environmental Education Program Foundation; Independent Director at SilverBow Resources, Inc. from 2016 to 2024; and Chief Operating Officer, EVP & Assistant Secretary at Berry Petroleum Co. LLC.
from 2009 to 2014.
Education includes an MBA from California State University-Bakersfield and an undergraduate degree from the University of Arizona.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
CRESCENT ENERGY COMPANY CLASS A 0.11%	2025-03-31	270,650 ( 0.11% )	3 M $	2026-05-30

Michael Duginski active positions

Companies	Position	Start
Sentinel Peak Resources California LLC Sentinel Peak Resources California LLC Integrated OilEnergy Minerals Engages in the acquisition, development and exploration of fossil fuel and gas assets	Chief Executive Officer	-

All active positions of Michael Duginski

Former positions of Michael Duginski

Companies	Position	End
CRESCENT ENERGY COMPANY	Director/Board Member	2025-12-14
Sentinel Peak Resources LLC Sentinel Peak Resources LLC Oil & Gas ProductionEnergy Minerals Engages in acquisition, development and exploration of oil & gas assets	Chief Executive Officer	2024-12-31
SILVERBOW RESOURCES, INC.	Director/Board Member	2024-06-30
MADAGASCAR OIL LIMITED	Director/Board Member	2016-03-31
Texaco, Inc. Texaco, Inc. Integrated OilEnergy Minerals Engages in the production, refining, marketing and shipping of crude oil and natural gas	Corporate Officer/Principal	2001-12-31

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Training of Michael Duginski

Experiences
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Private companies

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Connections

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Members of the board

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Linked companies

Private companies	11
Berry Petroleum Co. LLC Berry Petroleum Co. LLC Integrated OilEnergy Minerals Engages in development and production of conventional oil reserves	Energy Minerals
SilverBow Resources, Inc. SilverBow Resources, Inc. Oil & Gas ProductionEnergy Minerals Engages in the exploration, development and production of oil and natural gas	Energy Minerals
Texaco, Inc. Texaco, Inc. Integrated OilEnergy Minerals Engages in the production, refining, marketing and shipping of crude oil and natural gas	Energy Minerals
Madagascar Oil Ltd. Madagascar Oil Ltd. Oil & Gas ProductionEnergy Minerals Engages in exploration of oil & gas properties	Energy Minerals
California State University-Bakersfield California State University-Bakersfield Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
University of Arizona University of Arizona Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
California Independent Petroleum Association California Independent Petroleum Association The California Independent Petroleum Association is a company based in Sacramento, CA. The CEO of the company is Rock Zierman.
Kern Environmental Education Program Foundation
Sentinel Peak Resources LLC Sentinel Peak Resources LLC Oil & Gas ProductionEnergy Minerals Engages in acquisition, development and exploration of oil & gas assets	Energy Minerals
Sentinel Peak Resources California LLC Sentinel Peak Resources California LLC Integrated OilEnergy Minerals Engages in the acquisition, development and exploration of fossil fuel and gas assets	Energy Minerals
Crescent Energy Co. Crescent Energy Co. Integrated OilEnergy Minerals Provides oil and gas production services	Energy Minerals