Harry Pefanis

Harry Pefanis

Director/Board Member at PLAINS ALL AMERICAN PIPELINE, L.P.

Net worth: 102 M $ as of 2026-05-30

68 year
Industrial Services
Finance
Transportation

Profile

Mr. Harry N. Pefanis is a Lead Independent Director at Oasis Midstream Partners LP, an Independent Director at OMP GP LLC, a President & Director at PAA GP Holdings LLC, a President & Director at Plains GP Holdings LP, a President & Non-Independent Director at Plains All American Pipeline LP, a President, Director & Chief Commercial Officer at Plains All American GP LLC, a President & Chief Compliance Officer at PAA GP LLC and a Chairman at Association of Oil Pipelines. He is on the Board of Directors at Oasis Midstream Partners LP, OMP GP LLC, PAA GP Holdings LLC, Plains GP Holdings LP, PAA Natural Gas Storage LLC, PNGS GP LLC, Plains All American Pipeline LP, Plains All American GP LLC, American Petroleum Institute, Inc., Memorial Hermann Foundation, Settoon Towing LLC and PAA Natural Gas Storage LP. Mr. Pefanis was previously employed as an Executive Vice President-Midstream Division by Plains Resources, Inc. and an Auditor by Pricewaterhouse & Co. He also served on the board at PAA/Vulcan Gas Storage LLC. He received his undergraduate degree from the University of Oklahoma.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-03-22 2,268,988 ( 0.47% ) 55 M $ 2026-05-30
2026-03-22 1,108,653 ( 0.56% ) 27 M $ 2026-05-30
2026-03-22 420,194 ( 0.09% ) 10 M $ 2026-05-30
2026-03-22 420,194 ( 0.06% ) 9 M $ 2026-05-30

Harry Pefanis active positions

CompaniesPositionStart
PLAINS ALL AMERICAN PIPELINE, L.P. Director/Board Member 2017-01-31
PAA NATURAL GAS STORAGE, L.P. Director/Board Member 2010-01-27
PLAINS GP HOLDINGS, L.P. Director/Board Member 2017-11-30
President 2013-06-30
Director/Board Member -
Chairman -
Director/Board Member -
President 1987-12-31
Director/Board Member 2009-12-31
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Former positions of Harry Pefanis

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See the detail of Harry Pefanis's experience

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Connections

38

1st degree connections

19

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Private companies19

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