Kelco Industries is the parent company of Guardian Engineering and Manufacturing. Guardian Engineering and Manufacturing is made up of 4 diverse manufacturing companies: Guardian Electric Manufacturing, Flex-Weld Incorporated, Western Consolidated Technologies and Advanced Molding Technologies. Products manufactured by the 4 companies include: motion control grips, solenoids, switches, relays, metal bellows, expansion joints, braided hose assemblies, Insert molded parts, injection molded parts, PTFE compression molded parts, machined plastic parts, rubber and silicone molded parts.