Donald Wayne

Akin Gump Strauss Hauer & Feld LLP provides legal services. The firm's areas of practice includes appellate, litigation, business and commercial litigation, dispute resolution, government contracts, internal investigations, labor and employment, oil and gas patent, trademark and copyright infringement, product liability and toxic tort securities litigation. The company was founded in 1971 and is headquartered in Washington, DC.

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.

U.S. Concrete, Inc. engages in the production of ready-mixed concrete. It operates through Ready-mixed Concrete and Aggregate Products segments. The Ready-Mixed Concrete segment focuses on the formulation, preparation, and delivery of ready-mixed concrete to the job sites of customers. The Aggregate Products segment produces crushed stone, sand and gravel from aggregates facilities located in New Jersey and Texas, Oklahoma, United States, Virgin Islands, and British Columbia, Canada. The company was founded in July 1997 and is headquartered in Euless, TX.

Exterran Energy Solutions LP engages in natural gas compression operations. It also provides sales, operations, maintenance, fabrication, service and transportation applications. The company was founded in 1990 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.