David Richard Gust

David R. Gust & Associates LLC provides healthcare services.

Technest Holdings, Inc. is a technology based company which offers customized IT solutions for physicians & associated pathologists. The company operates in two operating segments; AccelPath and Technest. The AccelPath segment offers solutions and delivers services that play a key role in the delivery of information for diagnosis of diseases and other pathologic conditions. The Technest segment focuses on design, research and development, integration, sales and support of three-dimensional imaging devices and systems in the healthcare industries and in the security industries. It was founded in 1993 and is headquartered in Bethesda, MD.

USfalcon, Inc. provides information technology services. Its services include A&AS program support, aircraft engineering fabrication and modification, aircraft maintenance, aviation training, system design and development, system engineering, cyber security, network operations, classroom instruction, and curriculum development. The firm serves aerospace, mission systems engineering, information technology, and education and training markets. The company was founded in 1999 and is headquartered in Cary, NC.

Bechtel National, Inc. provides engineering, procurement, construction, and project management services. The company is headquartered in Reston, VA.

Part of Leonardo SpA, Technical & Management Services Corp provides system integration design and information technology consulting services. The private company is based in Calverton, MD. Technical & Management Services was acquired by Engineered Support Systems, Inc., part of Leonardo SpA from January 31, 2006 on May 01, 2003 for $66.50 million.