Plastic Resin Manufacturers
| Wilcor Inc (Pasadena, TX) |
| Willamette Valley Co (Eugene, OR) |
| Williams Industries Inc (Shelbyville, IN) |
| Willson Industries Inc (Marmora, NJ) |
| Windsor Propeller Co (Rancho Cordova, CA) |
| Windward Trading Co (Fort Myers, FL) |
| Wins Group Inc (Houston, TX) |
| Winward Trading Co (Fort Myers, FL) |
| Wisconsin Polycycle (West Bend, WI) |
| Wolfe Brothers Distributing Co (Randleman, NC) |
| Worldwide Polymers Inc (Lyndhurst, NJ) |
| Wow Plastics Inc (Rosenberg, TX) |
| Yankee Plak Co (Bridgeport, CT) |
| Yenkin Majestic Paint Corp (Columbus, OH) |
| Yorker Packaging (Greer, SC) |
| Z L Plastics West (Buena Park, CA) |
| Zim's Bagging Co (Prichard, WV) |
| Zinn Polymers Inc (Passaic, NJ) |
| Zinsser Co Inc (Somerset, NJ) |
| Gallagher Corp. (Gurnee, IL)
Manufacturer |
| Sabic Polymershapes (Salt Lake City, UT)
Manufacturer, Contract Manufacturer |
