Joseph A. Liverman

3 Phoenix, Inc. provides technology products and services to the department of defense and industry. It designs and manufactures sonar, radar, and imaging systems as well as specialty electronics products for government and commercial customers. The company was founded by James B. Gallemore, Joseph Murray, Joseph A. Liverman, John M. Jamieson III and Russelll Jeffers in 2003 and is headquartered in Chantilly, VA.

Part of Parker-Hannifin Corp., Ocean Technology, Inc. is an American company that manufactures control and navigation systems. Ocean Technology was acquired by Whittaker Corp., a subsidiary of Parker-Hannifin Corp. from Alltel Corp. on May 29, 1992.

EG&G, Inc. /Technical Services Business/ provides technical and engineering services. It offers operation and maintenance of military bases, disposal of chemical weapons, construction management, and flight training services for aviation and ground systems. The firm also provides outsourced management and technical support services to agencies such as NASA and the US department of defense. The company was founded in 1947 and is headquartered in Germantown, MD.

Digital System Resources, Inc. provides surveillance and combat systems for submarines and surface ships. The company was founded by Richard Carroll and is headquartered in Fairfax, VA.

Advanced Information Systems Group, Inc. provides engineering support services. Its services includes commercial systems engineering, training, specialized staff augmentation and technology integration services. The company was founded by Kevin L. Jackson in 1991 and is headquartered in Orlando, FL.