Dennis F. Gilbert

Associated Builders & Contractors, Inc. operates a construction industry trade association. The firm is involved in government representation, legal advocacy, education, workforce development, communications, technology, recognition through national and chapter awards programs, employee benefits, information on best practices and business development through an online contractor search directory. It is construction industry's voice with the legislative, executive and judicial branches of the federal government and with state and local governments. The company was founded in 1950 and is headquartered in Arlington, VA.

Naval Facilities Engineering Command provides engineering support services. The company is based in Washington Navy Yard and ultimately controlled by the Government of the United States of America.

Tetra Tech Tesoro, Inc. provides construction services. It also build schools, hospitals, and clinics for selected commercial and private clients. The company was founded on June 4, 1997 and is headquartered in Virginia Beach, VA.