Paul Clement Darley

W.S. Darley & Co. manufactures and distributes fire control equipment, pumps and firetrucks. It supplies firefighting equipment to the U.S. federal government as well as other governments and agencies around the world. The firm build sells fire fighting, emergency and special operations equipment through its international catalogs. The company was founded by William Stuart Darley in 1908 and is headquartered in Itasca, IL.

National Defense Industrial Association engages in the defense and national security education. It offers courses such as configuration and data management certification program, defense systems acquisitions management, mastering business development, and certified modeling and simulation professional certification program. The company was founded in 1919 and is headquartered in Arlington, VI.