Robert C. van Walleghem

Tesco Corp. engaged in the provision of technology-based solutions for drilling, servicing, and completion of wells for the upstream energy industry. The company was founded on December 01, 1993 and was headquartered in Houston, TX.

Capitol Energy Resources Ltd. engages in the business of exploring oil and gas activities. The company was founded in July 2000 and is headquartered in Calgary, Canada.

The Group's principal activity is that of an open-end, unincorporated investment trust providing oilfield services in Western Canada through skilled staff and specialized equipment. The Trust provides services to both producing and newly drilled conventional crude oil and natural gas wells in the oil and gas industry. The services are offered through three operating segments: Service Rigs, Oilfield Transport and Downhole Services and Rentals. The Services Rigs division provides production and completion services. The Oilfield Transport segment provides general oilfield hauling and rig relocation services. The Downhole Services and Rentals division provides downhole tools sales and services, coil-tubing and nitrogen services, wireline and equipment rentals.

Tervita Corp. engages in the provision of waste and environmental solutions. It operates through the Energy Services and Industrial Services segments. The Energy Services segment focuses primarily on the upstream and midstream sectors of the oil and gas industry through energy marketing, facilities, and onsite services lines. The Industrial Services segment offers comprehensive environmental solutions through waste, metals recycling, rail, and environmental services. The company was founded by David P. Werklund and Gordon Vivian in 1979 and is headquartered in Calgary, Canada.