John Lambeth

Charlestown Community, Inc. engages in the operation of continuing care retirement communities. The company was founded in 1983 and is headquartered in Baltimore, MD.

Pacific Architects & Engineers, Inc. provides integrated services to support missions. It offers defense support services specializing in aviation and ground vehicle maintenance at various levels, including aerospace ground equipment and precision measurement equipment, exercise/event planning, staging and life support. The company was founded by Edward A. Shay in 1955 and is headquartered in Arlington, VA.

Cigna Holding Co. engages in the provision of medical, dental, disability, life and accident insurance, and related products and services to businesses, governmental and non-governmental organizations, and individuals, through its subsidiaries. The company was founded in 1981 and is headquartered in Bloomfield, CT.

Xerox Corp. engages in the integration of paper and digital products. The firm offers home, office, office laser, multifunction and all in one printer, digital sheet-fed printing presses and scanner. The company was founded in 1906 and is headquartered in Norwalk, CT.

Blackboard, Inc. provides software applications and related services to the education industry. The firm offers recruitment, student success, and consulting services. Its services are utilized by academic institutions around the globe, including colleges, and universities. The company was founded by Michael L. Chasen, Daniel E. Cane, Stephen Gilfus and Matthew L. Pittinsky in 1997 and is headquartered in Reston, VA.

QinetiQ US Holdings, Inc. provides technology development and other technical services. Its systems engineering services include global and theater defense architecture, defense systems interoperability, weapon systems engineering integration and testing, programmatic systems as well as homeland security technologies. The company was founded in 2005 and is headquartered in Waltham, MA.