Mamadi Diané

Metropolitan Washington Airports Authority provides air transportation services. The company's services include ground handling services to domestic as well as foreign airlines, and other services related to airfreight. It operates Washington Dulles International and Ronald Reagan Washington National airports. The company was founded in 1987 by the District of Columbia and Commonwealth of Virginia and is headquartered in Washington, DC.

AMEX International, Inc. provides management consulting services. Its services include administrative, technical and management support, information technology, democracy and governance, private-sector development, and shipping and procurement. The firm provides services to government agencies, international institutions and corporations. The company was founded in 1982 and is headquartered in Washington, DC.