Michael Jennings

Chairman at PARKLAND

Net worth: 1 M $ as of 2026-07-30

60 year

60 connections

Energy Minerals

Industrial Services

Consumer Services

Profile

Michael C. Jennings is a businessperson who has been at the head of 9 different companies and is President, CEO, Director & Executive VP at HollyFrontier Corp. and Chairman & Chief Executive Officer for Holly Energy Partners LP, Chairman & Chief Executive Officer for Holly Logistic Services LLC, President & Chief Executive Officer for HollyFrontier Refining & Marketing LLC and Chief Executive Officer for El Dorado Osage LLC (which are all subsidiaries of HollyFrontier Corp.). He previously occupied the position of Chairman, President & Chief Executive Officer at Frontier Oil Corp., Chairman at Montage Resources Corp., Chairman for Blue Ridge Mountain Resources, Inc., President & Chief Executive Officer at Holly Corp., Vice President-Finance & Corporate Development at Unimin Corp. and Treasurer & Vice President for Cameron International Corp. Michael C. Jennings received an MBA from The University of Chicago and an undergraduate degree from Dartmouth College.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
SUNOCOCORP LLC 0.03%	2026-03-05	13,526 ( 0.03% )	1 M $	2026-07-30

Michael Jennings active positions

Companies	Position	Start
PARKLAND	Chairman	2024-07-30
NUSTAR GP HOLDINGS, LLC	Director/Board Member	-
El Dorado Osage LLC El Dorado Osage LLC Oil Refining/MarketingEnergy Minerals Operates as a petroleum and oil refinery company	Chief Executive Officer	-
The Plaza Group Ltd. The Plaza Group Ltd. Wholesale DistributorsDistribution Services Distributes petrochemical solvents and chemical intermediates	Director/Board Member	-
HollyFrontier Corp. HollyFrontier Corp. Oil Refining/MarketingEnergy Minerals Manufactures petroleum refineries	Chief Executive Officer	2011-06-30

All active positions of Michael Jennings

Former positions of Michael Jennings

Companies	Position	End
HEP Logistics Holdings LP HEP Logistics Holdings LP Financial ConglomeratesFinance Functions as an investment holding company	Chief Executive Officer	2023-11-30
HF SINCLAIR CORPORATION	Chief Executive Officer	2023-05-08
FTSINC	Director/Board Member	2020-11-18
MONTAGE RESOURCES CORPORATION	Chairman	2019-12-12
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See the detail of Michael Jennings's experience

Training of Michael Jennings

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Michael Jennings's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	20
Cameron International Corp. Cameron International Corp. Oilfield Services/EquipmentIndustrial Services Manufactures and distributes flow equipment products & systems to oil, gas and process industries	Industrial Services
Holly Corp. Holly Corp. Oil Refining/MarketingEnergy Minerals Operates petroleum refineries	Energy Minerals
ION Geophysical Corp. ION Geophysical Corp. Engineering & ConstructionIndustrial Services Provides geoscience technology solutions to the oil and gas industry	Industrial Services
Frontier Oil Corp. Frontier Oil Corp. Oil Refining/MarketingEnergy Minerals Operates petroleum refineries and distributes petroleum through its pipelines	Energy Minerals
Holly Energy Partners LP Holly Energy Partners LP Oil & Gas PipelinesIndustrial Services Provides petroleum product and crude oil transportation, terminal ling & storage services	Industrial Services
HEP Logistics Holdings LP HEP Logistics Holdings LP Financial ConglomeratesFinance Functions as an investment holding company	Finance
Holly Logistic Services LLC Holly Logistic Services LLC Air Freight/CouriersTransportation Provides logistics services	Transportation
Parkland Corp. Parkland Corp. Specialty StoresRetail Trade Operates gas and EV charging stations	Retail Trade
Montage Resources Corp. Montage Resources Corp. Integrated OilEnergy Minerals Engages in oil and natural gas exploration and production	Energy Minerals
Dartmouth College Dartmouth College Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Unimin Corp. Unimin Corp. Construction MaterialsNon-Energy Minerals Provides industrial mineral mining and production services	Non-Energy Minerals
The University of Chicago The University of Chicago Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
The Plaza Group Ltd. The Plaza Group Ltd. Wholesale DistributorsDistribution Services Distributes petrochemical solvents and chemical intermediates	Distribution Services
NuStar GP Holdings LLC NuStar GP Holdings LLC Wholesale DistributorsDistribution Services Provides fuel distribution, pipelines systems, terminal and refinery services	Distribution Services
Blue Ridge Mountain Resources, Inc. Blue Ridge Mountain Resources, Inc. Integrated OilEnergy Minerals Engages in the acquisition, development and production of crude oil, natural gas and natural gas liquids	Energy Minerals
HollyFrontier Corp. HollyFrontier Corp. Oil Refining/MarketingEnergy Minerals Manufactures petroleum refineries	Energy Minerals
FTS International, Inc. FTS International, Inc. Oilfield Services/EquipmentIndustrial Services Provides oil and natural gas well stimulation services	Industrial Services
HF Sinclair Refining & Marketing LLC HF Sinclair Refining & Marketing LLC Oil & Gas PipelinesIndustrial Services Engages in crude petroleum pipelines and refinery	Industrial Services
El Dorado Osage LLC El Dorado Osage LLC Oil Refining/MarketingEnergy Minerals Operates as a petroleum and oil refinery company	Energy Minerals
HF Sinclair Corp HF Sinclair Corp Oil Refining/MarketingEnergy Minerals Operates oil refineries, pipelines and exploration services	Energy Minerals