HollyFrontier is an independent petroleum refiner operating in the mid-continent, southwestern, and Rocky Mountain regions of the United States. Its subsidiaries specialize in producing and marketing gasoline, diesel, jet fuel, asphalt, heavy products, and specialty lubricant products.
As part of its operations, HollyFrontier owns Petro-Canada Lubricants Inc., which operates a facility in Mississauga, Ontario, producing base oils and specialized lubricant products at a rate of 15,600 barrels per day.
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