| SPSav-on Plating INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SDSchneider-square D Field Service | East Haven | CT | — | ◇ UNVERIFIED |
| SCSchumacher CO INC | Houston | TX | — | ◇ UNVERIFIED |
| SMSelkirk Metalbestos | Nampa | ID | — | ◇ UNVERIFIED |
| SASenior Aerospace Absolute Manufacturing | Arlington | WA | — | ◇ UNVERIFIED |
| SOSfi of Arkansas | Conway | AR | — | ◇ UNVERIFIED |
| SESiemens Energy and Automation | Grand Prairie | TX | — | ◇ UNVERIFIED |
| SCSilgan Closures Fka Amcor White Cap | Hazleton | PA | — | ◇ UNVERIFIED |
| SCSilgan Containers Mfg CORP | Menomonie | WI | — | ◇ UNVERIFIED |
| SMSimmons Manufacturing | Mcdonough | GA | — | ◇ UNVERIFIED |
| SISimpson Industries INC * | Edon | OH | — | ◇ UNVERIFIED |
| SSSkilcraft Sheetmetal INC | Burlington | KY | — | ◇ UNVERIFIED |
 Skyline Steel | Belpre | OH | — | ◇ UNVERIFIED |
| Skyline Steel Llc-cartersville | Cartersville | GA | — | ◇ UNVERIFIED |
| SESmith Equipment Manufacturing | Watertown | SD | — | ◇ UNVERIFIED |
| STSms Technical Services LLC | Osceola | AR | — | ◇ UNVERIFIED |
| SMSmw Mfg Amsted Automotive Group-belleville | Belleville | MI | — | ◇ UNVERIFIED |
| SASouth Atlantic Galvanizing | Shannon | MS | — | ◇ UNVERIFIED |
| SASouth Atlantic Galvanizing | Graham | NC | — | ◇ UNVERIFIED |
| SASouth Atlantic Galvanizing | Mulberry | FL | — | ◇ UNVERIFIED |
| SASouth Atlantic Galvanizing | Travelers Rest | SC | — | ◇ UNVERIFIED |
| SPSouthwestern Plating Houston Plant | Houston | TX | — | ◇ UNVERIFIED |
| SWSouthwestern Wire, INC. | Norman | OK | — | ◇ UNVERIFIED |
| SFSpecialty Fabrication & Powd Er Coating LLC | Franklin | PA | — | ◇ UNVERIFIED |
| SMSpecialty Metals Processing, INC. | Stow | OH | — | ◇ UNVERIFIED |
| SISpeedring Inccorporated | Cullman | AL | — | ◇ UNVERIFIED |
 Spg International LLC Br #x032 Universal Brand | Aurora | CO | — | ◇ UNVERIFIED |
| SCSpx CORP Lightning Div | Rochester | NY | — | ◇ UNVERIFIED |
| SFSpx Flow US INC | Delavan | WI | — | ◇ UNVERIFIED |
| SDSquare D Company | Hopkins | SC | — | ◇ UNVERIFIED |
| SSSrt Sales and Service (1576001860) | Canton | OH | — | ◇ UNVERIFIED |
| SAStandard Alloys Port Arthur | Port Arthur | TX | — | ◇ UNVERIFIED |
| SPStar Precision | Longmont | CO | — | ◇ UNVERIFIED |
 Steel Industries Plant 4 | Redford | MI | — | ◇ UNVERIFIED |
| SMSteel Management Services | Nazareth | PA | — | ◇ UNVERIFIED |
| STSteel Technologies INC | Madison | MS | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Ghent | KY | — | ◇ UNVERIFIED |
| STSteel Technologies LLC | Murfreesboro | TN | — | ◇ UNVERIFIED |
| STSteel Technologies Llc-treatment Plant #1 | Crawfordsville | IN | — | ◇ UNVERIFIED |
| STSteel Technologies Portage | Portage | IN | — | ◇ UNVERIFIED |
| STSteel Treaters INC | Oriskany | NY | — | ◇ UNVERIFIED |
| SWSteel Warehouse CO LLC | South Bend | IN | — | ◇ UNVERIFIED |
| SWSteel Warehouse of Memphis | Memphis | TN | — | ◇ UNVERIFIED |
| SPSterling Plating INC | Harwood Heights | IL | — | ◇ UNVERIFIED |
| SLSt Louis Cold Drawn LLC | Saint Louis | MO | — | ◇ UNVERIFIED |
| SGStork Gamco Incorporated | Gainesville | GA | — | ◇ UNVERIFIED |
| SDStreator Dependable Manufacturing | Streator | IL | — | ◇ UNVERIFIED |
| SMSwagelok Manufacturing CO LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| SMSwagelok Manufacturing CO LLC | Solon | OH | — | ◇ UNVERIFIED |
| SISystems INC | Germantown | WI | — | ◇ UNVERIFIED |
 Team Industries-audubon | Audubon | MN | — | ◇ UNVERIFIED |
| Team Industries Park Rapids | Park Rapids | MN | — | ◇ UNVERIFIED |
| TITech-etch, INC | Litchfield | MN | — | ◇ UNVERIFIED |
| TMTech Met Inc/glassport | Glassport | PA | — | ◇ UNVERIFIED |
| TSTemtco Steel INC | Chicago | IL | — | ◇ UNVERIFIED |
| TSTemtco Steel Tumwater | Tumwater | WA | — | ◇ UNVERIFIED |
| THTexas Honing INC - North Facility | Houston | TX | — | ◇ UNVERIFIED |
| TMThe Mapes Piano String Company | Elizabethton | TN | — | ◇ UNVERIFIED |
| TTThe Techs - Nextech Plant | Turtle Creek | PA | — | ◇ UNVERIFIED |
| TJThree J's Industries INC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| TUTimken US CORP Honea Path | Honea Path | SC | — | ◇ UNVERIFIED |
| TTiodize | Huntington Beach | CA | — | ◇ UNVERIFIED |
| TTTip Top Screw | Oscoda | MI | — | ◇ UNVERIFIED |
| TFTonkawa Foundry INC / Tonkawa Foundry | Tonkawa | OK | — | ◇ UNVERIFIED |
| TITri-con Industries, LTD. Manufacturing Plant | Lincoln | NE | — | ◇ UNVERIFIED |
| TGTrident Graphics NA LLC | Chester | VA | — | ◇ UNVERIFIED |
| TITrinity Inds Head Div #56 | Navasota | TX | — | ◇ UNVERIFIED |
| TITrinity Industries Plant 26 | Fort Worth | TX | — | ◇ UNVERIFIED |
| TTTrinity Tank Car INC Plt 200 | Longview | TX | — | ◇ UNVERIFIED |
| TPTriplex Plating INC. | Michigan City | IN | — | ◇ UNVERIFIED |
| TATrw Automotive | Fenton | MI | — | ◇ UNVERIFIED |
| TITrw INC - Minerva Plant | Minerva | OH | — | ◇ UNVERIFIED |
| TCTurbine Components Corporation | Branford | CT | — | ◇ UNVERIFIED |
| TITurner Industries Group LLC | Port Allen | LA | — | ◇ UNVERIFIED |
 Tyco Fire Products Lubbock | Lubbock | TX | — | ◇ UNVERIFIED |
| TVTyco Valves & Controls Harlingen | Harlingen | TX | — | ◇ UNVERIFIED |
| UEUnison Engine Components INC - Bldg 401 - Rotating Parts | Asheville | NC | — | ◇ UNVERIFIED |
| UOUnison-norwich Operations | Norwich | NY | — | ◇ UNVERIFIED |
| UCUnited County Ind Dba County Heat Treat | Millbury | MA | — | ◇ UNVERIFIED |
| UGUnited Galvanizing INC | Houston | TX | — | ◇ UNVERIFIED |
| UMUniversal Metal Service CORP | South Holland | IL | — | ◇ UNVERIFIED |
| UDUS Department of the Treasury US Mint Denver | Denver | CO | — | ◇ UNVERIFIED |
| VNVae Nortrak North America | Newton | KS | — | ◇ UNVERIFIED |
| VCValley Chrome Plating INC | Clovis | CA | — | ◇ UNVERIFIED |
| VPValley Plating Works | Conway | AR | — | ◇ UNVERIFIED |
| VIValmet INC | Waukesha | WI | — | ◇ UNVERIFIED |
| VCValmont Coatings | West Point | NE | — | ◇ UNVERIFIED |
| VCValmont Coatings INC | Franklin Park | IL | — | ◇ UNVERIFIED |
| VCValmont Coatings Intermountain Galvanizing | Lindon | UT | — | ◇ UNVERIFIED |
| VCValmont Columbia Galvanizing INC | West Columbia | SC | — | ◇ UNVERIFIED |
| VPValmont Pacific States Galvanizing | Tualatin | OR | — | ◇ UNVERIFIED |
| VPViking Pump INC - South Main Facility | Cedar Falls | IA | — | ◇ UNVERIFIED |
| VMV & M Aerospace LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| VUVoith US INC | Appleton | WI | — | ◇ UNVERIFIED |
| VCVorteq Coil Finishers LLC | Woodstock | IL | — | ◇ UNVERIFIED |
| VIVulcan Industries, INC. | Moody | AL | — | ◇ UNVERIFIED |
| WSWaterbury Screw Machine Products | Waterbury | CT | — | ◇ UNVERIFIED |
| WFWatersaver Faucet CO | Chicago | IL | — | ◇ UNVERIFIED |
| WEWeasler Engineering | Kewaskum | WI | — | ◇ UNVERIFIED |
| WAWeatherford Als LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
