Plastic injection molding companies in Colorado
Colorado has 38 plastic injection molders in EPA records, facilities that list codes for plastic parts and products made by molding, including injection-molded components. The most are in Longmont, Denver and Colorado Springs. That is 1% of the 3,730 such facilities nationwide, and Colorado ranks #28 of 49 states.
- Product
- Plastic injection molding companies
- Facilities
- 38
- State rank
- #28
- NAICS
- 326121, 326122, 326199
- Revised
- November 1, 2026
Facilities in Colorado
These are active facilities in EPA's ECHO database that list a code for plastic parts and products made by molding, including injection-molded components.
| Facility | City | What EPA lists |
|---|---|---|
| Abc Industries | Grand Junction | Plastics Pipe and Pipe Fitting Manufacturing |
| C F Maier Composites Incorporated | Lamar | All Other Plastics Product Manufacturing |
| Vestas Blades America, Inc | Windsor | All Other Plastics Product Manufacturing |
| Vestas Nacelles America Inc | Brighton | All Other Plastics Product Manufacturing |
| Associated Thermoforming Inc | Berthoud | All Other Plastics Product Manufacturing |
| Avedon Engineering Inc | Longmont | All Other Plastics Product Manufacturing |
| E J Painting & Fiberglass Inc | Brighton | All Other Plastics Product Manufacturing |
| Entegris | Colorado Springs | All Other Plastics Product Manufacturing |
| Genesis Plastics Technologies | Greeley | All Other Plastics Product Manufacturing |
| Grace Davison | Littleton | All Other Plastics Product Manufacturing |
| Manstone Inc | Colorado Springs | All Other Plastics Product Manufacturing |
| Merck & Co, LLC | Boulder | All Other Plastics Product Manufacturing |
| Plastics Design & Manufacturing | Englewood | All Other Plastics Product Manufacturing |
| Sutrak | Lamar | Unlaminated Plastics Profile Shape Manufacturing |
| Trelleborg Sealing Solutions | Louisville | All Other Plastics Product Manufacturing |
| American Variseal Corp | Broomfield | All Other Plastics Product Manufacturing |
| Avid Product Development LLC | Loveland | All Other Plastics Product Manufacturing |
| Boomerang | Longmont | All Other Plastics Product Manufacturing |
| Carpenter Company Inc | Denver | Unlaminated Plastics Profile Shape Manufacturing |
| Ccw Products Inc | Arvada | All Other Plastics Product Manufacturing |
| Century Plastics & Engineering Inc | Longmont | All Other Plastics Product Manufacturing |
| Checkers Industrial Safety Products | Broomfield | All Other Plastics Product Manufacturing |
| Complex Tooling & Molding Inc | Boulder | All Other Plastics Product Manufacturing |
| Container Industries Inc | Denver | All Other Plastics Product Manufacturing |
| Elkhart Plastics, Inc. | Littleton | All Other Plastics Product Manufacturing |
| Front Range Tooling Inc | Frederick | All Other Plastics Product Manufacturing |
| Goldberg Brothers Incorporated | Denver | All Other Plastics Product Manufacturing |
| J-M Manufacturing Co., Inc. DBA Jm Eagle | Pueblo West | Plastics Pipe and Pipe Fitting Manufacturing |
| Lagado Corporation | Englewood | All Other Plastics Product Manufacturing |
| Maruho Plastics Solutions Inc DBA Relucent Plastics Solutions | Erie | All Other Plastics Product Manufacturing |
| Medegen Medical Products, LLC | Northglenn | All Other Plastics Product Manufacturing |
| Niagara Bottling Gun Club Road Properties | Aurora | All Other Plastics Product Manufacturing |
| Nypro Colorado Inc | Longmont | All Other Plastics Product Manufacturing |
| Plastics Design & Mfg Inc | Denver | All Other Plastics Product Manufacturing |
| Plastron, Division Of Tekni-Plex, Inc.cn | Lakewood | Unlaminated Plastics Profile Shape Manufacturing |
| Value Plastics DBA Nordson Medical | Loveland | All Other Plastics Product Manufacturing |
| Westrock Colorado Cards LLC | Centennial | All Other Plastics Product Manufacturing |
| Woodford Manufacturing Building Addition | Colorado Springs | All Other Plastics Product Manufacturing |
Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.
Where they are
- Longmont: 4
- Denver: 4
- Colorado Springs: 3
- Lamar: 2
- Brighton: 2
- Littleton: 2
By product code
- All Other Plastics Product Manufacturing (NAICS 326199): 33
- Unlaminated Plastics Profile Shape Manufacturing (NAICS 326121): 3
- Plastics Pipe and Pipe Fitting Manufacturing (NAICS 326122): 2
All plastics and rubber manufacturing in Colorado: 72 facilities and Census job counts.