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Frontier Oil

From Alfawiki
Adapted from the English Wikipedia article Frontier Oil, available under CC BY-SA 4.0Updated 30 November 2025
Frontier Oil
Company typePublic (formerly)
IndustryEnergy
PredecessorWainwright Refineries Limited
Founded1949 in Ontario, Canada
DefunctJuly 1, 2011 (2011-07-01)
FateMerged with Holly Corporation to form HollyFrontier Corporation
SuccessorHollyFrontier Corporation
Headquarters
Houston, Texas
,
United States
Area served
Rocky Mountain region and Plains States, United States
ProductsGasoline, diesel fuel, asphalt

Frontier Oil was an energy enterprise initially headquartered in Canada before moving its main offices to Houston, TX. Its subsidiary, Frontier Refining & Marketing, Inc., was based in Denver, Colorado. The company focused on producing and distributing gasoline, diesel fuel, and asphalt primarily throughout the Rocky Mountain region and the Plains States.

The firm operated refining facilities located in Cheyenne, Wyoming and El Dorado, Kansas, with processing capacities of and , respectively.

In 2011, Frontier combined with Holly Corporation through a merger that resulted in the establishment of HollyFrontier Corporation.

History

Originating in Ontario in 1949 under the name Wainwright Refineries Limited, the organization experienced multiple rebrandings: to Wainwright Producers & Refiners Limited in 1953, then Wainoco Oil and Chemicals Ltd. in 1966, followed by Wainoco Oil Ltd. in 1971. After relocating to Wyoming in 1976, it became Wainoco Oil Corporation, and later rebranded as Frontier Oil in 1996.

On November 7, 2007, Frontier announced its highest quarterly earnings to date, reporting a net income of US$137.2 million for the third quarter and $432.7 million for the year so far.

The merger finalized on July 1, 2011 with Holly Corporation combined their refining and marketing operations to form HollyFrontier Corporation, enhancing their competitive position in the market.

See also

External links