John Gass

Director/Board Member at

Vanderbilt University School of Engineering

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

74 year

85 connections

Energy Minerals

Industrial Services

Consumer Services

Profile

John D.
Gass is currently a Member at The American Society of Civil Engineers, a Member at Society of Petroleum Engineers, Inc., and a Member-Visitors Board at Vanderbilt University School of Engineering.
Former positions include Independent Director at Weatherford International Ltd. (2013–2014) and Weatherford International plc (2013–2019), Director at GS Caltex Corp.
(2004–2008), Managing Director at Chevron Australia Pty Ltd. (1996–2000), Independent Director at Suncor Energy, Inc. (2014–2022), Vice President and President-Gas & Midstream at Chevron Corp.
(2011–2012), Independent Director at Expand Energy Corp.
(2024–2026), Profit Center Manager at Chevron U.S.A. Production Co. (1994–2009), Director at Sasol Chevron Holdings Ltd., Director at Chesapeake Energy Corp., Independent Director at Southwestern Energy Co., and Manager-Operations at Amoseas Indonesia, Inc. Education includes an undergraduate degree from Vanderbilt University (1974) and a graduate degree from Tulane University (1980).

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
0.01%	2026-04-05	34,102 ( 0.01% )	3 M $	2026-05-30

John Gass active positions

Companies	Position	Start
The American Society of Civil Engineers The American Society of Civil Engineers Miscellaneous Commercial ServicesCommercial Services Operates as a professional organization of civil engineers	Corporate Officer/Principal	-
Society of Petroleum Engineers, Inc. Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services	Corporate Officer/Principal	-
Vanderbilt University School of Engineering Vanderbilt University School of Engineering Other Consumer ServicesConsumer Services Functions as a College/University	Director/Board Member	-

All active positions of John Gass

Former positions of John Gass

Companies	Position	End
SUNCOR ENERGY INC.	Director/Board Member	2021-12-31
WEATHERFORD INTERNATIONAL PLC	Director/Board Member	2019-12-12
Weatherford International Ltd. Weatherford International Ltd. Oilfield Services/EquipmentIndustrial Services Provides equipment and services to the oil and natural gas exploration and production industry	Director/Board Member	2014-06-19
CHEVRON CORPORATION	Corporate Officer/Principal	2011-12-31

See the detail of John Gass's experience

Training of John Gass

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of John Gass's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	16
Chesapeake Energy Corp. Chesapeake Energy Corp. Financial ConglomeratesFinance Engages in acquisition, exploration and development of properties to produce oil and natural gas	Finance
Chevron Corp. Chevron Corp. Integrated OilEnergy Minerals Produces crude oil and natural gas & manufactures transportation fuels, lubricants & petrochemicals	Energy Minerals
Southwestern Energy Co. Southwestern Energy Co. Integrated OilEnergy Minerals Explores and produces natural gas and oil	Energy Minerals
Weatherford International Ltd. Weatherford International Ltd. Oilfield Services/EquipmentIndustrial Services Provides equipment and services to the oil and natural gas exploration and production industry	Industrial Services
Vanderbilt University Vanderbilt University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
GS Caltex Corp. GS Caltex Corp. Oil Refining/MarketingEnergy Minerals Engages in oil refining activities	Energy Minerals
Tulane University (Louisiana) Tulane University (Louisiana) Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
The American Society of Civil Engineers The American Society of Civil Engineers Miscellaneous Commercial ServicesCommercial Services Operates as a professional organization of civil engineers	Commercial Services
Society of Petroleum Engineers, Inc. Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services	Industrial Services
Chevron U.S.A. Production Co.
Amoseas Indonesia, Inc.
Chevron Australia Pty Ltd. Chevron Australia Pty Ltd. Oil & Gas ProductionEnergy Minerals Explores oil and natural gas	Energy Minerals
Suncor Energy, Inc. Suncor Energy, Inc. Integrated OilEnergy Minerals Explores and refines oil and gas	Energy Minerals
Sasol Chevron Holdings Ltd.
Vanderbilt University School of Engineering Vanderbilt University School of Engineering Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Weatherford International plc Weatherford International plc Oilfield Services/EquipmentIndustrial Services Provides well construction technologies, production and drilling services	Industrial Services