Robert M. Tessari

Drillers Technology Corp. provided oil and gas well drilling services. It also provided contract drilling and related services to oil and gas industry. Drillers Technology integrated drive technology, hydraulic power, computerized operating systems and casing drilling capability into its rig designs. The company was located in Calgary, Canada.

Turnkey E&P, Inc. engages in applying casing drilling technology to the oil and gas business. The company was founded on December 10, 2004 and is headquartered in Houston, TX.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

The Canadian Association of Oilwell Drilling Contractors (CAOEC) is a member-based organization that represents Canada's energy service contractors operating close to the wellhead. The private company is based in Calgary, Canada. The association's mandate is to promote a strong energy services industry through safe and efficient operations. The CAOEC's vision and mission are driven by member companies and volunteers who form an extensive network of professionals. The organization identifies where collaboration can contribute to the continuous development of the industry as they maintain their position as the best in the world.

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.