Jay Kester

CIS Federal, Inc. provides information technology services and solutions. It Information technology services include security engineering, implementation, audit, accreditation, information assurance, security and network services, database development/support, client/server and n-Tier application development, Web design, development, maintenance; requirements management, software design, development, integration, enhancement, hardware administration, database design, development, integration, enhancement and maintenance. The company was founded in 1990 and is headquartered in Arlington, VA.

Betach Systems, Inc. provides computer security consulting services. The company is based in Toronto, Canada. Betach Systems was acquired by National Energy Services, Inc. (Nevada) on September 07, 2000.

M.C. Dean, Inc. provides electrical engineering and integration services. It offers electrical, electronic security, telecommunications, life-safety, instrumentation and control, command and control systems. The firm provides services to the government, commercial and corporate industries. The company was founded by Marion Caleb Dean in 1949 and is headquartered in Dulles, VA.

Langley & Co. is a private company based in London, UK.