| Sauerwein Welding (Cincinnati, OH)
|
| Sawing & Shearing Svc (Blue Island, IL)
|
| Scott Plating Inc (Skokie, IL)
|
| Security Steel Processing Co (Detroit, MI)
|
| Seelye Craftsmen Co (Minneapolis, MN)
|
| Seitz Stainless Inc (Avon, MN)
|
| Select Steel Inc (Niles, OH)
|
| Service Steel (Saint Bernard, OH)
|
| Servisteel Corp (Lorain, OH)
|
| Set Enterprises (North Vernon, IN)
|
| Set Steel (Chicago Heights, IL)
|
| Seymour Wire Inc (Seymour, IN)
|
| Shamrock Manufacturing Inc (Barnesville, OH)
|
| Shannon Precision Fastener (Madison Heights, MI)
|
| Shaped Steel (Liberty, MO)
|
| Shaw Steel Inc (Cleveland, OH)
|
| Shear Service Co (Cleveland, OH)
|
| Shea's Iron Works Inc (Lake Villa, IL)
|
| Sheffield Steel (Kansas City, MO)
|
| Shelby Steel Processing Co (River Rouge, MI)
|
| Sides Metal Recycling (Cape Girardeau, MO)
|
| Siegal Steel Co (Chicago, IL)
|
| Silgan Containers Corp (Shakopee, MN)
|
| Simcote Inc (Saint Paul, MN)
|
| Sintering Technologies Inc (Greensburg, IN)
|
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