Steel manufacturers in Wisconsin
Wisconsin has 16 steel makers in EPA records, facilities that list codes for iron and steel mill products, pipe, tube and wire. The most are in East Troy. That is 1% of the 1,202 such facilities nationwide, and Wisconsin ranks #21 of 44 states.
- Product
- Steel manufacturers
- Facilities
- 16
- State rank
- #21
- NAICS
- 331110 and 3 related codes
- Revised
- November 1, 2026
Facilities in Wisconsin
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 |
|---|---|---|
| Charter Steel - Saukville | Saukville | Iron and Steel Mills and Ferroalloy Manufacturing |
| Wisconsin Oven Corp | East Troy | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Felker Bros Corp | Marshfield | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Lock Joint Tube Wisconsin | De Pere | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Stainless Piping Specialists | Omro | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Valley Plating Of Green Bay LLC | Green Bay | Rolled Steel Shape Manufacturing |
| Wire Industries Inc | Fond Du Lac | Iron and Steel Mills and Ferroalloy Manufacturing |
| Arntzen Corp | Sharon | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Azco Inc | Neenah | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Cardinal Rotar | Spring Green | Steel Wire Drawing |
| Charter Wire, LLC | Milwaukee | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Christ Iron Works, Inc. | Kenosha | Rolled Steel Shape Manufacturing |
| Durex Products Inc | Luck | Steel Wire Drawing |
| Nucor Cold Finish Wisconsin Inc | Oak Creek | Rolled Steel Shape Manufacturing |
| Plymouth Tube Company | East Troy | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Wenthe-Davidson Engineering Co | New Berlin | Rolled Steel Shape 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
- East Troy: 2
- Saukville: 1
- Marshfield: 1
- De Pere: 1
- Omro: 1
- Green Bay: 1
By product code
- Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (NAICS 331210): 8
- Rolled Steel Shape Manufacturing (NAICS 331221): 4
- Iron and Steel Mills and Ferroalloy Manufacturing (NAICS 331110): 2
- Steel Wire Drawing (NAICS 331222): 2
All primary metals manufacturing in Wisconsin: 145 facilities and Census job counts.