Profile: Proos Mfg., Inc. is a manufacturer of metal stamping products, welded assemblies, custom electrical products and downtrollers. We provide automotive and electrical solutions. We specialize in custom work for the automotive, office furniture and marine industries. We are an ISO certified company. Our stamping capabilities allow us to quickly develop custom prototypes. We provide a full package of engineering and design services. We also supply custom-manufactured stamped components that are integrated into the final assembly process.