Steel manufacturers in Connecticut
Connecticut has 20 steel makers in EPA records, facilities that list codes for iron and steel mill products, pipe, tube and wire. The most are in Bristol, Wallingford and Branford. That is 2% of the 1,202 such facilities nationwide, and Connecticut ranks #18 of 44 states.
- Product
- Steel manufacturers
- Facilities
- 20
- State rank
- #18
- NAICS
- 331110 and 3 related codes
- Revised
- November 1, 2026
Facilities in Connecticut
These are active facilities in EPA's ECHO database that list a code for iron and steel mill products, pipe, tube and wire.
| Facility | City | What EPA lists |
|---|---|---|
| Kanthal Corporation | Bethel | Rolled Steel Shape Manufacturing |
| Allegheny Ludlum Corporation | Waterbury | Iron and Steel Mills and Ferroalloy Manufacturing |
| Conn Steel Corp | Wallingford | Iron and Steel Mills and Ferroalloy Manufacturing |
| Theis Precision Steel USA, Inc. | Bristol | Rolled Steel Shape Manufacturing |
| Ulbrich Wire Inc | North Haven | Rolled Steel Shape Manufacturing |
| Accurate Wire, Inc. | Branford | Steel Wire Drawing |
| Allegheny Ludlum Steel Strip Plant | Wallingford | Iron and Steel Mills and Ferroalloy Manufacturing |
| Allied Sinterings Powder Metal Products | Danbury | Rolled Steel Shape Manufacturing |
| Atlantic Wire Company LLC | Branford | Steel Wire Drawing |
| Atlas Pipe & Tube Co | West Haven | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Cold Metal Products | New Britain | Rolled Steel Shape Manufacturing |
| Combined Metals Of Chicago | Bristol | Rolled Steel Shape Manufacturing |
| Feroleto Steel Company, Inc. | Bridgeport | Rolled Steel Shape Manufacturing |
| Housatonic Wire Co, Inc | Seymour | Steel Wire Drawing |
| Loos&co Inc | Pomfret | Steel Wire Drawing |
| Northeastern Shaped Wire Inc | Southington | Steel Wire Drawing |
| Radcliff Wire, Inc. | Bristol | Rolled Steel Shape Manufacturing |
| Torrington Company Wire Mill | Torrington | Steel Wire Drawing |
| Ulbrich Specialty Strip Mill | Wallingford | Rolled Steel Shape Manufacturing |
| Westfalia, Inc | Bristol | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
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
- Bristol: 4
- Wallingford: 3
- Branford: 2
- Bethel: 1
- Waterbury: 1
- North Haven: 1
By product code
- Rolled Steel Shape Manufacturing (NAICS 331221): 9
- Steel Wire Drawing (NAICS 331222): 6
- Iron and Steel Mills and Ferroalloy Manufacturing (NAICS 331110): 3
- Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (NAICS 331210): 2
All primary metals manufacturing in Connecticut: 84 facilities and Census job counts.