Designs, manufactures and sells electronic components through Wakefield Engineering, Inc., a wholly-owned subsidiary, and Uni-Star Industries, Inc., an 80 percent owned subsidiary. Wakefield is a designer and manufacturer of thermal management products and metal fabrications. Uni-Star is a designer, manufacturer and assembler of connectors, back-panels, cables and cable assemblies for the aircraft, military and aerospace markets, as well as switches for the automotive market.