Steel manufacturers in California
California has 99 steel makers in EPA records, facilities that list codes for iron and steel mill products, pipe, tube and wire. The most are in Los Angeles, Pomona and Rancho Cucamonga. That is 8% of the 1,202 such facilities nationwide, and California ranks #2 of 44 states.
- Product
- Steel manufacturers
- Facilities
- 99
- State rank
- #2
- NAICS
- 331110 and 3 related codes
- Revised
- November 1, 2026
Facilities in California
These are active facilities in EPA's ECHO database that list a code for iron and steel mill products, pipe, tube and wire. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.
| Facility | City | What EPA lists |
|---|---|---|
| Uss-Upi, LLC | Pittsburg | Rolled Steel Shape Manufacturing |
| Davis Wire Corp | Irwindale | Steel Wire Drawing |
| Nucor California Steel Industries | Fontana | Iron and Steel Mills and Ferroalloy Manufacturing |
| Northwest Pipe Co | Adelanto | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Tamco | Rancho Cucamonga | Iron and Steel Mills and Ferroalloy Manufacturing |
| Western Tube & Conduit Corp | Long Beach | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Precision Specialty Metals Inc | Los Angeles | Iron and Steel Mills and Ferroalloy Manufacturing |
| Schnitzer Steel Products Co | Oakland | Iron and Steel Mills and Ferroalloy Manufacturing |
| Central Wire Group | Perris | Steel Wire Drawing |
| Wire Tech Inc | Commerce | Steel Wire Drawing |
| Brown-Pacific Inc | Santa Fe Springs | Steel Wire Drawing |
| Kaiser Rollmet | Irvine | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Valley Metals | Poway | Rolled Steel Shape Manufacturing |
| Veridiam Inc. | El Cajon | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Mil Spe Magnetics Inc | Pomona | Iron and Steel Mills and Ferroalloy Manufacturing |
| Sumiden Wire Products | Stockton | Steel Wire Drawing |
| T.i. Wire | Etiwanda | Steel Wire Drawing |
| A1 Ornamental Ironworks, Inc. | Fresno | Iron and Steel Mills and Ferroalloy Manufacturing |
| Acme Packaging Corporation Pittsburg East | Pittsburg | Rolled Steel Shape Manufacturing |
| Air Nail Company | South Gate | Steel Wire Drawing |
| Alcast Foundry Inc | Redondo Beach | Iron and Steel Mills and Ferroalloy Manufacturing |
| Ameron Pipe Group | Tracy | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Ameron Steel Fabrication Division | Fontana | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Artsons Manufacturing Company | Cudahy | Steel Wire Drawing |
| Aul Pipe Tube & Steel Inc | Vernon | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Barcel/cdt Inc | Irvine | Steel Wire Drawing |
| Bas Engineering Inc | Rancho Cucamonga | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Bender Ccp Inc | Corona | Rolled Steel Shape Manufacturing |
| Buckner By Storm | Fresno | Rolled Steel Shape Manufacturing |
| Calbody Steel Forming LLC | Benicia | Rolled Steel Shape Manufacturing |
| California Electric Steel | Angels Camp | Rolled Steel Shape Manufacturing |
| California Fine Wire Company | Grover Beach | Steel Wire Drawing |
| California Hydro Forming | Rowland Heights | Iron and Steel Mills and Ferroalloy Manufacturing |
| Carpenter Technology DBA Mb Calram LLC | Camarillo | Iron and Steel Mills and Ferroalloy Manufacturing |
| Casara Modern | Huntington Beach | Iron and Steel Mills and Ferroalloy Manufacturing |
| Cham Cal Engineering | Garden Grove | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel |
| Clay Smith Engineering Inc | Buena Park | Rolled Steel Shape Manufacturing |
| Commercial Metals Company | Santa Fe Springs | Rolled Steel Shape Manufacturing |
| Coronado Mfg | Sun Valley | Rolled Steel Shape Manufacturing |
| Coulter Forge, LLC | Emeryville | Iron and Steel Mills and Ferroalloy 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
- Los Angeles: 6
- Pomona: 5
- Rancho Cucamonga: 4
- Santa Fe Springs: 4
- Pittsburg: 3
- Fontana: 3
By product code
- Iron and Steel Mills and Ferroalloy Manufacturing (NAICS 331110): 11 of those shown
- Rolled Steel Shape Manufacturing (NAICS 331221): 10 of those shown
- Steel Wire Drawing (NAICS 331222): 10 of those shown
- Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (NAICS 331210): 9 of those shown
All primary metals manufacturing in California: 618 facilities and Census job counts.