Plastic injection molding companies in Iowa
Iowa has 55 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 Centerville, De Witt and Humboldt. That is 1% of the 3,730 such facilities nationwide, and Iowa ranks #22 of 49 states.
- Product
- Plastic injection molding companies
- Facilities
- 55
- State rank
- #22
- NAICS
- 326121, 326122, 326199
- Revised
- November 1, 2026
Facilities in Iowa
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. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.
| Facility | City | What EPA lists |
|---|---|---|
| Ashley Industrial Molding Inc | Oelwein | All Other Plastics Product Manufacturing |
| Bemis Company - Centerville | Centerville | All Other Plastics Product Manufacturing |
| Latham Pool Products, Inc. | De Witt | All Other Plastics Product Manufacturing |
| Precision Tank, LLC | Humboldt | All Other Plastics Product Manufacturing |
| Xerxes Corp | Tipton | All Other Plastics Product Manufacturing |
| Cryovac Inc, Sealed Air Corporation | Cedar Rapids | All Other Plastics Product Manufacturing |
| Electrimold & Western Power Products Div | Estherville | All Other Plastics Product Manufacturing |
| Innovative Injection Technologies | West Des Moines | Unlaminated Plastics Profile Shape Manufacturing |
| Victor Plastics Inc | Victor | All Other Plastics Product Manufacturing |
| Accu-Mold LLC | Ankeny | All Other Plastics Product Manufacturing |
| Bowie International LLC | Lake City | All Other Plastics Product Manufacturing |
| Brava Roof Tile | Washington | All Other Plastics Product Manufacturing |
| Bruin Manufacturing Co | Marshalltown | All Other Plastics Product Manufacturing |
| Den Hartog Industries Inc | Hospers | All Other Plastics Product Manufacturing |
| Iac Iowa City, LLC | Iowa City | Unlaminated Plastics Profile Shape Manufacturing |
| Kay Enterprises Inc | Janesville | All Other Plastics Product Manufacturing |
| Master Dowel | Ankeny | Unlaminated Plastics Profile Shape Manufacturing |
| Plastics Unlimited Inc | Preston | All Other Plastics Product Manufacturing |
| Quality Composites | Northwood | All Other Plastics Product Manufacturing |
| Spartech Townsend | Pleasant Hill | Unlaminated Plastics Profile Shape Manufacturing |
| Thombert Inc | Newton | All Other Plastics Product Manufacturing |
| Thombert Inc - Brooklyn | Brooklyn | All Other Plastics Product Manufacturing |
| Ahrens Agricultural Industries Co. | Grinnell | Plastics Pipe and Pipe Fitting Manufacturing |
| Berry Plastics | Peosta | All Other Plastics Product Manufacturing |
| Bingo King | Council Bluffs | All Other Plastics Product Manufacturing |
| Brookwood Inc | Newton | All Other Plastics Product Manufacturing |
| Byron Originals | Ida Grove | All Other Plastics Product Manufacturing |
| Centro, Inc | North Liberty | All Other Plastics Product Manufacturing |
| Chevron Phillips DBA Plexco | Bloomfield | Plastics Pipe and Pipe Fitting Manufacturing |
| Composite Technologies Corp | Boone | All Other Plastics Product Manufacturing |
| Cresline Plastic Pipe Company, Inc | Council Bluffs | Plastics Pipe and Pipe Fitting Manufacturing |
| Custom-Pak Inc | Clinton | All Other Plastics Product Manufacturing |
| Elastomer Engineering Inc | Sioux City | All Other Plastics Product Manufacturing |
| Engineered Plastic Components Inc | Kalona | All Other Plastics Product Manufacturing |
| Fiberglass Fabricators Inc - Former Site Of | Humboldt | All Other Plastics Product Manufacturing |
| Grimm Brothers Plastics Corp | Wapello | All Other Plastics Product Manufacturing |
| Guttenberg Industries Inc | Garnavillo | All Other Plastics Product Manufacturing |
| Inhance Technologies, LLC | Centerville | All Other Plastics Product Manufacturing |
| Iowa Rotocast Plastics | Decorah | Unlaminated Plastics Profile Shape Manufacturing |
| Jeld-Wen Windows | Grinnell | 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
- Centerville: 2
- De Witt: 2
- Humboldt: 2
- Cedar Rapids: 2
- Ankeny: 2
- Newton: 2
By product code
- All Other Plastics Product Manufacturing (NAICS 326199): 32 of those shown
- Unlaminated Plastics Profile Shape Manufacturing (NAICS 326121): 5 of those shown
- Plastics Pipe and Pipe Fitting Manufacturing (NAICS 326122): 3 of those shown
All plastics and rubber manufacturing in Iowa: 105 facilities and Census job counts.