Jeff Simmons

Corporate Officer/Principal at OCCIDENTAL PETROLEUM CORPORATION

Net worth: 17 M $ as of 2026-07-30

Consumer Services

Energy Minerals

Commercial Services

Profile

Jeff F.
Simmons currently serves as Chief Petrotechnical Officer & Senior VP at Occidental Petroleum Corp.
since 2021.
Employment at Occidental Petroleum Corp.
began in 2016.
Also holds positions as Trustee at Khalifa University of Science Technology & Research and Member of the Academy of Mechanical & Aerospace Engineers.
Former roles include Director at Texas Independent Producers & Royalty Owners Association and Executive VP-Growth & Operations Support at Occidental Oil & Gas Corp.
Education includes graduate studies at Stanford University and undergraduate studies at Missouri University of Science & Technology.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
OCCIDENTAL PETROLEUM CORPORATION 0.03%	2026-03-09	289,294 ( 0.03% )	17 M $	2026-07-30

Jeff Simmons active positions

Companies	Position	Start
OCCIDENTAL PETROLEUM CORPORATION	Corporate Officer/Principal	2015-12-31
Academy of Mechanical & Aerospace Engineers Academy of Mechanical & Aerospace Engineers Other Consumer ServicesConsumer Services Functions as a College/University	Corporate Officer/Principal	-
Khalifa University of Science Technology & Research Khalifa University of Science Technology & Research Other Consumer ServicesConsumer Services Functions as a College/University	Director/Board Member	-

All active positions of Jeff Simmons

Former positions of Jeff Simmons

Companies	Position	End
Texas Independent Producers & Royalty Owners Association Texas Independent Producers & Royalty Owners Association Miscellaneous Commercial ServicesCommercial Services Texas Independent Producers & Royalty Owners Association (TIPRO) is a non-profit advocacy organization representing nearly 3,000 independent oil and natural gas producers, royalty owners, and related service companies. The private company is based in Austin, TX. TIPRO’s mission centers on preserving and promoting the interests of independents in exploration and production through legislative advocacy, regulatory monitoring, and public education. The association offers member benefits such as networking opportunities, educational programs, industry intelligence, and regular communications including newsletters and magazines. TIPRO hosts industry events like conventions, conferences, and luncheons, and collaborates with other organizations to educate the public and officials on oil and natural gas operations. The TIPRO Young Leaders in Energy Student Program supports students pursuing energy-related disciplines with membership, event access, career resources, and legislative insights. TIPRO produces reports analyzing policy, economic trends, workforce development, and technological innovations affecting the oil and gas sector, and advocates for science-based energy policies addressing issues such as hydraulic fracturing regulation, water infrastructure, orphan wells, and severance tax reinvestment. The company's website provides live commodity prices and links to regulatory and environmental agencies.	Director/Board Member	-
Occidental Oil & Gas Corp. Occidental Oil & Gas Corp. Integrated OilEnergy Minerals Engages in the production of oil, natural gas and natural gas liquids	Corporate Officer/Principal	-

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Linked companies

Private companies	7
Occidental Petroleum Corp. Occidental Petroleum Corp. Integrated OilEnergy Minerals Explores, develops, produces and markets crude oil & natural gas and basic chemicals	Energy Minerals
Stanford University Stanford University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Texas Independent Producers & Royalty Owners Association Texas Independent Producers & Royalty Owners Association Miscellaneous Commercial ServicesCommercial Services Texas Independent Producers & Royalty Owners Association (TIPRO) is a non-profit advocacy organization representing nearly 3,000 independent oil and natural gas producers, royalty owners, and related service companies. The private company is based in Austin, TX. TIPRO’s mission centers on preserving and promoting the interests of independents in exploration and production through legislative advocacy, regulatory monitoring, and public education. The association offers member benefits such as networking opportunities, educational programs, industry intelligence, and regular communications including newsletters and magazines. TIPRO hosts industry events like conventions, conferences, and luncheons, and collaborates with other organizations to educate the public and officials on oil and natural gas operations. The TIPRO Young Leaders in Energy Student Program supports students pursuing energy-related disciplines with membership, event access, career resources, and legislative insights. TIPRO produces reports analyzing policy, economic trends, workforce development, and technological innovations affecting the oil and gas sector, and advocates for science-based energy policies addressing issues such as hydraulic fracturing regulation, water infrastructure, orphan wells, and severance tax reinvestment. The company's website provides live commodity prices and links to regulatory and environmental agencies.	Commercial Services
Khalifa University of Science Technology & Research Khalifa University of Science Technology & Research Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Missouri University of Science & Technology Missouri University of Science & Technology Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Occidental Oil & Gas Corp. Occidental Oil & Gas Corp. Integrated OilEnergy Minerals Engages in the production of oil, natural gas and natural gas liquids	Energy Minerals
Academy of Mechanical & Aerospace Engineers Academy of Mechanical & Aerospace Engineers Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services