| | Industrial Thermoset Plastics Polyurethane parts for trucks & buses; electronic encapsulation | |
| | Isotec International Inc Polyurethane foam | |
| | ITW Foamseal Foam products: polyurethane spray foam insulation, urethane foam systems, metering & dispensing equipment | |
| | Jasper Plastics Co Polyurethane, polyester component parts & light weight panels | |
| | Kunz Industries Polyurethane custom molding | |
| | Kurth Industries Polyurethane foam products: armrests & steering wheels | |
| | Midwest Bumper Automotive bumper recycling: polyurethane & steel | |
| | Omni Technologies Inc Custom compression molded polyurethane parts, roll covering & grinding using polyurethane & silicone rubber | |
| | Pandalai Coatings Co Industrial waterborne, high solid, epoxy, polyurethane & corrosion resistant coatings, primers, finishes & baking enamels | |
| | Q-Cast Inc Custom molding of industrial polyurethane products; rubber specialties | |
| | Renosol Corp Liquid polyurethane & molded products | |
| | Snyder Plastics Inc Custom molders of polyurethane plastic materials, silicones & elastomers | |
| | Steinmetz Polymer Inc Manufactures polyurethane casting parts, injection molding & toolmaking | |
| | Tech-Aerofoam Products Inc Polyurethane foam cushions, mattresses, lumber, & plywood | |
| | Sioux Rubber Applicators, Inc. | |
