IROC Energy Services Corp., an oilfield services company, provides a range of products, services, and equipment to the oil and gas industry in western Canada. It operates in two segments, Drilling and Production Services and Rental Services. The Drilling and Production Services segment contracts service rigs to oil and gas companies to perform various completion, production, workover, abandonment, and maintenance services on producing oil and natural gas wells. As of December 31, 2011, this segment operated a service rig fleet of 22 double service rigs, 16 single service rigs, 2 slant rigs, and 1 heavy double rig. This segment also offers coil tubing services. The Rental Services segment engages in the rental of oilfield service equipment, including blowout preventors (BOPs), spooling equipment, valves, power swivels, handling equipment, accumulators, light plants, manifolds and tubular cross-overs, debris catchers, frac heads, coil tubing BOPs, and coil tubing handling equipment. The company is headquartered in Red Deer, Canada. As of April 22, 2013, IROC Energy Services Corp. operates as a subsidiary of Western Energy Services Corp.