Jon-Al Duplantier

Jon-Al Duplantier

Director/Board Member at ALTAGAS LTD.

Net worth: 2 M $ as of 2026-06-29

58 year
Miscellaneous
Industrial Services
Energy Minerals

Profile

Mr. Jon-Al Duplantier is an Independent Director at Kodiak Gas Services, Inc., an Independent Director at AltaGas Ltd., a Member at Institute of Corporate Directors and a Member at National Association of Corporate Directors.
He is on the Board of Directors at Kodiak Gas Services, Inc., AltaGas Ltd. and STR Sub, Inc. Mr. Duplantier was previously employed as an Independent Director by Sitio Royalties Corp., an Independent Director by Stellar Bancorp, Inc., an Independent Director by Brigham Minerals, Inc., an Independent Director by Allegiance Bancshares, Inc. (Texas), a President-Rental Tools & Well Services by Parker Drilling Co., a Senior Counsel-Exploration & Production by ConocoPhillips, and a General Counsel & Vice President by PT Conocophillips Indonesia Ltd. He received his undergraduate degree from Grambling State University and a graduate degree from Louisiana State University.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-05-06 22,541 ( 0.03% ) 2 M $ 2026-06-29

Jon-Al Duplantier active positions

CompaniesPositionStart
ALTAGAS LTD. Director/Board Member 2021-02-01
KODIAK GAS SERVICES, INC. Director/Board Member 2023-06-27
Corporate Officer/Principal -
Corporate Officer/Principal -
Director/Board Member -

Former positions of Jon-Al Duplantier

CompaniesPositionEnd
STELLAR BANCORP, INC. Director/Board Member 2026-06-30
SITIO ROYALTIES A Director/Board Member 2025-08-18
BRIGHAM MINERALS, INC. Director/Board Member 2022-12-28
PARKER DRILLING COMPANY Chief Administrative Officer 2018-02-28
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72

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Private companies14

Industrial Services

Energy Minerals

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Energy Minerals

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Miscellaneous

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