Primary metals manufacturers in Connecticut
Connecticut has 51 primary metals establishments employing 2,732 people (Census, 2023), and EPA's ECHO database lists 84 active primary metals facilities in the state. By employment it is Connecticut's number 12 manufacturing industry, and Connecticut ranks number 30 among states for it.
- NAICS subsector
- 331
- Primary Metal Manufacturing
- Establishments
- 51
- Census 2023
- Employees
- 2,732
- Census 2023
- In EPA records
- 84
- With a page here
- 3
- Revised
- November 11, 2026
Primary metals factories with a page
| Facility | What it makes (NAICS) | City |
|---|---|---|
| Ametek, Specialty Metal Products | Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding | Wallingford |
| Gbc Metals LLC Somers Thin Strip | 331421 | Waterbury |
| Kanthal Corporation | Steel Wire Drawing | Bethel |
These are the Connecticut primary metals facilities that report to EPA's Toxics Release Inventory. The other 81 in EPA records don't have a page yet.
What these factories make
- Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding (NAICS 331491): 3 facilities
- Copper Rolling, Drawing, Extruding, and Alloying (NAICS 331420): 2 facilities
- Other Aluminum Rolling, Drawing, and Extruding (NAICS 331318): 1 facility
- Steel Wire Drawing (NAICS 331222): 1 facility
- Rolled Steel Shape Manufacturing (NAICS 331221): 1 facility
Where they cluster
Cities with the most active primary metals facilities in EPA records: Waterbury (9), Wallingford (6), Bridgeport (5), Bristol (5), North Haven (4).
Primary metals manufacturing across the US. Everything made in Connecticut.