Adrian Rodney Gifford Shields

Mobil Corp. operates primarily in the petroleum industry. The company is headquartered in The Woodlands, TX.

MACTEC is an industry leader in engineering, environmental, and construction services to public and private clients worldwide. Based in Atlanta, the MACTEC team includes 3,000 employees in 80 locations. Its professionals help clients achieve success through uncompromising quality, technical excellence, safety, and local, personal service. This commitment has consistently earned MACTEC a spot high on the Engineering News-Record list of top design firms. Best known for environmental and geotechnical success, MACTEC offers an ever-broadening portfolio of sustainable solutions, from transportation to facility asset management. They can administer a project from beginning to end-and sometimes to a new beginning-through comprehensive in-house service and managed outsourcing.

Entec's strength is the diversity, variety and creativity of its people built up over 60 years in consultancy. Their people contribute across the business cycle from policy setting through strategy into implementation, development and operational effectiveness. With skills ranging from Archaeology to Zoology, Entec has a comprehensive service portfolio and applied experience in a wide range of markets.

AMEC Programs, Inc. provides engineering, environmental and remedial construction services. It offers its services to government agencies, including local and federal agencies. The firm's services include force protection, emergency preparedness and response, and facility asset management. The company was founded in 1971 and is headquartered in Alpharetta, GA.

The Natural Power Consultants Ltd. is a British company that specializes in project management for renewable energy assets. The private company is based in Castle Douglas, UK and has subsidiaries in the United Kingdom and France. The company offers technical due diligence services to clients such as Goldbeck Solar and a consortium of lenders. The company was founded in 1995 by Ted Leeming and Stuart Hall, and the CEO is Robert Philip Brown.