Martin Mackes

E3 Federal Solutions LLC engages in the provision of management consulting services. It offers program management support, acquisition lifecycle engineering and facilities management, systems engineering and technical assistance services. It serves the Board Security and law enforcement, civilian, defense, homeland operations, and intelligence community markets. The company was founded by Everett S. Johnson in 2004 and is headquartered in McLean, VA.

Homeland Security & Defense Business Council provides security services. The company was founded in 2004 and is headquartered in Washington, DC.

Dependable Global Solutions, Inc. operates as a security and intelligence firm. It specializes in IT security, mission assurance, and intelligence operations and analysis. The company was founded by Dai Do and Joel Griffin in September 2004 and is headquartered in Stafford, VA.

Booz Allen Hamilton, Inc. engages in the provision of management and technology consulting services. Its services include consulting, analytics, digital solutions, engineering, cyber security, and product. The company was founded by Edwin G. Booz in 1914 and is headquartered in McLean, VA.