Walter M. Chayka

Hyduke Energy Services, Inc. engaged in the manufacture, design, and provision of drilling services, oil rigs, cranes, and other equipment. It operated through the Manufacturing and Fabrication, and Supply and Service business segments. The Manufacturing and Fabrication segment provides production and processing equipment including storage tanks, production equipment, environmental remediation equipment, and custom steel fabrication. The Supply and Service segment offers the procurement and distribution of spare parts, equipment components, operating supplies, and pneumatic controls to the drilling and well service industries. Hyduke Energy Services was founded on December 8, 1995 and was headquartered in Calgary, Canada.

Galvanic Applied Sciences, Inc. engages in the development of gas and liquid measurement and analysis systems. Its products include AccuLase-GPA, AccuChrome, ProTech903, Brimstone, GasMicro, SulfurChrome, GasMicro, MoniTek, and ViscoSite. It serves the natural gas, refining and oil production, chemical and petrochemical, food and beverage, water and wastewater, power and biogas, and materials industries. The company was founded in 1975 and is headquartered in Calgary, Canada.

Part of LTV Corp., Continental Emsco Co. is a company that produces steel. The company is based in Cleveland, OH.

Prime Pump Industries, Inc. provides production optimization services and artificial lift systems. The private company is based in Calgary, Canada and has subsidiaries in Canada.

Drilling Fluids Treatment Systems, Inc. provides products solutions for drilling industry. The company is headquartered in Calgary, Canada.

National Oilwell Varco designs, manufactures and sells mechanical components. The company is headquartered in Canada.