Bernard J. Duroc-Danner

Universal Compression Holdings, Inc., provides natural gas compression services including sales, operations, maintenance, fabrication services, products to the natural gas industry, both domestically and internationally. The Company operates in four business segments, domestic contract compression, international contract compression, fabrication and aftermarket services.The core business, contract compression, involves providing compression equipment and service to customers. Their fabrication business involves the design, engineering and assembly of natural gas compressors for sale to third parties. Their aftermarket services business sells parts and components, and provides maintenance and operations services. And its Headquarter situated at Houston, Texas.

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.

LMS Capital Plc is a private equity investment company. It engages in the business of achieving total returns over the medium to longer term, principally through capital gains and supplemented with the generation of a longer-term income yield. The company was founded on March 17, 2006 and is headquartered in London, the United Kingdom.

Dresser LLC provides products and services used for developing energy and natural resources. The company offers control products (relief valves, actuators, meters, fittings, and the like for oil and gas exploration), measurement systems (gas pumps and point of sale terminals made by business unit Dresser Wayne), power and compression systems (Waukesha engines, fuel testing systems), and other infrastructure technologies (Roots blowers and compressors, piping, and pumps). Dresser was founded in 1880 and is headquartered in Addison, TX.