Calfrac is a leading provider of specialized oilfield services with headquarters in Calgary, Canada. Based on horsepower, Calfrac is one of the largest hydraulic fracturing companies in the world with a combined fleet of 1.3 million horsepower. Calfrac operates in western Canada, the United States, and Argentina. Services include hydraulic fracturing, coiled tubing, cementing and other well stimulation techniques designed to help increase the production of oil and natural gas.