Established in 1976, EDCO Inc. is a diversified manufacturing enterprise based in Mount Vernon, Wash. The company offers products, such as prototypes, production runs, tooling, equipment/machinery and structural/architectural fabrications. It works with materials, including steel, aluminum, steel alloys, magnesium, plastic and wood. The firm holds a certification by the American Institute of Steel Construction and functions from its 24,000-square-foot facility, spread over three buildings. Some of its clientele, include Army corps of Engineers, Natt McDougall Company, James Brinkley Co., Puget Sound Energy, to name a few.