| STSteel Technologies LLC | Eminence | KY | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Santa Teresa | NM | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Willoughby | OH | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Mishawaka | IN | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Mira Loma | CA | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Ottawa | OH | — | ◇ UNVERIFIED |
| SPSteeltec Products | Cleveland | OH | — | ◇ UNVERIFIED |
| SVSteel Ventures INC | Wurtland | KY | — | ◇ UNVERIFIED |
| SWSteel Warehouse CO LLC | South Bend | IN | — | ◇ UNVERIFIED |
| SWSteel Warehouse of Milwaukee | Oak Creek | WI | — | ◇ UNVERIFIED |
| SWSteel Warehouse of Portage | Portage | IN | — | ◇ UNVERIFIED |
| SWSteel Warehouse of Quad Cities | Rock Island | IL | — | ◇ UNVERIFIED |
| SJStephanie Joos | Champaign | IL | — | ◇ UNVERIFIED |
| SCStephenson County Choppers | Freeport | IL | — | ◇ UNVERIFIED |
 Stephens Pipe & Steel LLC Decatur Facility | Russell Springs | KY | — | ◇ UNVERIFIED |
| SCSterling Casting | Bluffton | IN | — | ◇ UNVERIFIED |
| SESterling Engines | Rockford | IL | — | ◇ UNVERIFIED |
| SHSterling Hardware LLC | Abingdon | VA | — | ◇ UNVERIFIED |
| SPSterling Paint . | Little Rock | AR | — | ◇ UNVERIFIED |
| SSSterling Stainless Tube CORP | Englewood | CO | — | ◇ UNVERIFIED |
| SLStern Leach Company | Attleboro | MA | — | ◇ UNVERIFIED |
| SPSteven Piper & Sons | Naperville | IL | — | ◇ UNVERIFIED |
| SRSteve Reiff Incorporated | South Whitley | IN | — | ◇ UNVERIFIED |
| SIStevers INC | Peoria | IL | — | ◇ UNVERIFIED |
| SMSteward Machine CO. | Bainbridge | GA | — | ◇ UNVERIFIED |
| SAStewart and Stevenson Telge Road Facility | Houston | TX | — | ◇ UNVERIFIED |
| SBStewart Bros Paint CO | Alliance | OH | — | ◇ UNVERIFIED |
| SEStewart Efi Finishing | El Paso | TX | — | ◇ UNVERIFIED |
| SMStg/industrialex Manufacturing | Colorado Springs | CO | — | ◇ UNVERIFIED |
| SAStiefel Aluminum INC | Dade City | FL | — | ◇ UNVERIFIED |
| SISti International | Georgetown | TX | — | ◇ UNVERIFIED |
| SCStillwater Coating CO. (0819070244) | Greenville | OH | — | ◇ UNVERIFIED |
| SSStiman Steel | Augusta | ME | — | ◇ UNVERIFIED |
| SLSt Louis (ex) Army Ammunition Plant | Saint Louis | MO | — | ◇ UNVERIFIED |
| SLSt Louis National Stockyards | East Saint Louis | IL | — | ◇ UNVERIFIED |
| SLSt Louis Paint-st Louis Paint | Saint Louis | MO | — | ◇ UNVERIFIED |
| SLSt Louis Plating Company Inc-st Louis Plating Company INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| SLSt Louis Regional Airport | East Alton | IL | — | ◇ UNVERIFIED |
| SMSt Marys Pressed Metals INC | Ridgway | PA | — | ◇ UNVERIFIED |
| SIStoddard International | Arlington | WA | — | ◇ UNVERIFIED |
| SBStolt Barging Services | Channelview | TX | — | ◇ UNVERIFIED |
| SGStoncor Group INC. Cherry Hill | Cherry Hill | NJ | — | ◇ UNVERIFIED |
| SBStonehouse Building Products LLC | Florence | KY | — | ◇ UNVERIFIED |
| SPStone Products of St Cloud INC | Sauk Rapids | MN | — | ◇ UNVERIFIED |
| SStoneycreek | Blairstown | IA | — | ◇ UNVERIFIED |
| SDStonhard Division of Stoncor Group Incorpoated | Fort Wayne | IN | — | ◇ UNVERIFIED |
| SCStoody Company | Bowling Green | KY | — | ◇ UNVERIFIED |
| SCStoody Company / Stoody Deloro Stellite INC | City of Industry | CA | — | ◇ UNVERIFIED |
| SOStorage of America | Rock Island | IL | — | ◇ UNVERIFIED |
| SStorflex | Corning | NY | — | ◇ UNVERIFIED |
| SPStork Prints America (spgprints America) | Charlotte | NC | — | ◇ UNVERIFIED |
| SSStork Screens America Incorporated | Charlotte | NC | — | ◇ UNVERIFIED |
| STStork Technical Services USA | Lafayette | LA | — | ◇ UNVERIFIED |
| SMStratford Metal Finishing | Winston Salem | NC | — | ◇ UNVERIFIED |
| SPStreamwood Plating CO | Streamwood | IL | — | ◇ UNVERIFIED |
| SPStreet & Performance, INC. | Mena | AR | — | ◇ UNVERIFIED |
| SCStrick Corporation | Abbeville | SC | — | ◇ UNVERIFIED |
| SPStricker Paint Products | Novi | MI | — | ◇ UNVERIFIED |
| SCStrombecker CORP | Chicago | IL | — | ◇ UNVERIFIED |
| SHStrong Hold Products | Louisville | KY | — | ◇ UNVERIFIED |
| SSStruc Steel INC | Spring Valley | CA | — | ◇ UNVERIFIED |
| SCStructural Composites Ind | Pomona | CA | — | ◇ UNVERIFIED |
| SSStructural Standards INC | Sparta | MI | — | ◇ UNVERIFIED |
| SSStructural Steel of Carolina | Hickory | NC | — | ◇ UNVERIFIED |
| SSStructural Steel Services INC Plant 2 | Meridian | MS | — | ◇ UNVERIFIED |
| SSStructural Steel Services Inc, Plant 3 | Meridian | MS | — | ◇ UNVERIFIED |
| SSStructural Steel Services, Plant 1 | Meridian | MS | — | ◇ UNVERIFIED |
| SSSts Steel INC | Schenectady | NY | — | ◇ UNVERIFIED |
| SGStuart Gessner | Streator | IL | — | ◇ UNVERIFIED |
| SCStuder Container Service | Tonganoxie | KS | — | ◇ UNVERIFIED |
| SWStud Welding, INC. | Centerville | TN | — | ◇ UNVERIFIED |
| SCStupp Coatings LLC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| SFSturgis Foundry Corporation | Sturgis | MI | — | ◇ UNVERIFIED |
| SVStutzman Virgil M INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| STS & T Welding CO INC | Pineville | WV | — | ◇ UNVERIFIED |
| SCStyle Crest Products | Plant City | FL | — | ◇ UNVERIFIED |
| SPSuburban Plastics CO | Elgin | IL | — | ◇ UNVERIFIED |
| SSSuburban Steel Supply Company LLC | Gahanna | OH | — | ◇ UNVERIFIED |
| SSSudden Services Inc, Component Rebuild Center | Louisville | MS | — | ◇ UNVERIFIED |
| SPSuffern Plating | Lodi | NJ | — | ◇ UNVERIFIED |
| SISugarcreek Industries INC | Sugarcreek | OH | — | ◇ UNVERIFIED |
| SESumitomo Electric Wintec America INC | Edmonton | KY | — | ◇ UNVERIFIED |
| SMSummit Marine | Peoria | IL | — | ◇ UNVERIFIED |
| SMSummit Marine | Morton | IL | — | ◇ UNVERIFIED |
| SPSummit Plastic Company | Mogadore | OH | — | ◇ UNVERIFIED |
| SPSummit Polymers INC - Valley Plant | Portage | MI | — | ◇ UNVERIFIED |
| SPSummit Polymers Vicksburg | Vicksburg | MI | — | ◇ UNVERIFIED |
| SWSummit Window and Patio Door Spokane | Spokane | WA | — | ◇ UNVERIFIED |
| SPSumner Plating CO | Honeoye Falls | NY | — | ◇ UNVERIFIED |
 Sun Chemical CORP | Williamsport | MD | — | ◇ UNVERIFIED |
| SHSuncoast Heat Treat INC | Palm Beach Gardens | FL | — | ◇ UNVERIFIED |
| SCSun Coatings INC | Tampa | FL | — | ◇ UNVERIFIED |
| SCSunline Coach Co-plant#2 | Denver | PA | — | ◇ UNVERIFIED |
| SPSunlite Plastics | Weyers Cave | VA | — | ◇ UNVERIFIED |
 Sun Manufacturing | Williamstown | KY | — | ◇ UNVERIFIED |
| SWSunshine Welding | Cape Canaveral | FL | — | ◇ UNVERIFIED |
| SWSunshine Welding-main | Cape Canaveral | FL | — | ◇ UNVERIFIED |
| SISunvair INC | Valencia | CA | — | ◇ UNVERIFIED |
| SVSun Valley Bronze | Bellevue | ID | — | ◇ UNVERIFIED |
| SWSun Way Forest Products | Wilmington | IL | — | ◇ UNVERIFIED |
