| Stolz Structural Inc (Elberfeld, IN)
|
| Strada Metals (Syracuse, NY)
|
| Stratford Baling Corp (Stratford, CT)
|
| Streeter Ready Mix (Streeter, ND)
|
| Strip Steel (Fraser, MI)
|
| Strong Steel Products (Detroit, MI)
|
| Structural Metals Inc (Seguin, TX)
|
| Studio 40 Inc (Brooklyn, NY)
|
| Sugar Creek Steel Fabrication (Columbia, MO)
|
| Summer Steel (Benwood, WV)
|
| Summit Metal Processing (Warren, MI)
|
| Summit Steel Corp (Union, NJ)
|
| Sun Belt Steel & Aluminum (Anaheim, CA)
|
| Sun-Lite Metals (Los Angeles, CA)
|
| Sunshine Steel & Supply (Orangeburg, SC)
|
| Sunshine Steel Enterprises (Sacramento, CA)
|
| Sunshine Welding (Cape Canaveral, FL)
|
| Super Salvage Inc (Washington, DC)
|
| Superior Forge & Steele Inc (Lima, OH)
|
| Superior Technologies (Chino, CA)
|
| Supremetal Inc (Alpharetta, GA)
|
| Surface Stress Technologies (Cleveland, OH)
|
| Swepco Tube Corp (Clifton, NJ)
|
| Swi (Columbus, IN)
|
| Symmco Inc (Sykesville, PA)
|
