James G. Crump

PricewaterhouseCoopers LLC provides assurance, tax and advisory services. Its services include audit and assurance, consulting, deals, human resources, legal, tax, and family business. The firm also offers accountability, risk management, structuring, mergers and acquisitions, and performance and process improvement. The company was founded in 1998 and is headquartered in Buffalo, NY.

Copano Energy LLC processes and transmits natural gas. It offers midstream services to natural gas producers, including natural gas gathering, compression, dehydration, treating, marketing, transportation, processing, and fractionation services. The company was founded by John R. Eckel Jr. in 1992 and is headquartered in Houston, TX.

Universal Compression Partners LP provides natural gas contract compression services to customers nationwide. Its services include designing, installing, operating, repairing, and maintaining compression equipment. Following the company's IPO, it will operate a fleet of compressor units, comprising more than 331,000 horsepower, or some 17% of parent and global compression. It is located in Houston, TX.

Archrock Partners LP, engages in the provision of natural gas compression services. The firm designs, owns, installs, operates, repairs, and maintains equipment to provide natural gas compression services to customers. It also owns and operates a natural gas processing plant. The company was founded on October 10, 2006 and is headquartered in Houston, TX.

Part of Archrock, Inc., Exterran General Partner LP provides natural gas compression services. The company is based in Wilmington, DE. The CEO of the company is D. Bradley Childers.

Part of PricewaterhouseCoopers International Ltd., Coopers & Lybrand (London) is a British company that provides accounting services. The company is based in Edinburgh, UK.