| PBPsi Bearings | Simi Valley | CA | — | ◇ UNVERIFIED |
| QQsi | Dothan | AL | — | ◇ UNVERIFIED |
| QCQuantum Clean | Hillsboro | OR | — | ◇ UNVERIFIED |
 Ques Industries INC | Cleveland | OH | — | ◇ UNVERIFIED |
| RAR. A. Heller Company | Woodlawn | OH | — | ◇ UNVERIFIED |
| RIRansohoff INC | Cincinnati | OH | — | ◇ UNVERIFIED |
| RERapid Engineering | Comstock Park | MI | — | ◇ UNVERIFIED |
| RBR. B. Royal Industries | Fond Du Lac | WI | — | ◇ UNVERIFIED |
| RTRc Trailers | Middlebury | IN | — | ◇ UNVERIFIED |
| RIRebco Inc/kersey | Kersey | PA | — | ◇ UNVERIFIED |
| RSRefinery Specialties Hempstead Facility | Hempstead | TX | — | ◇ UNVERIFIED |
| RURehrig United | Richmond | VA | — | ◇ UNVERIFIED |
| REReliance Electric CO. | Cleveland | OH | — | ◇ UNVERIFIED |
| RCRemee Casting | Penn Yan | NY | — | ◇ UNVERIFIED |
| RRevco/lindberg | Asheville | NC | — | ◇ UNVERIFIED |
| RCRevlis Corporation | Akron | OH | — | ◇ UNVERIFIED |
| RCRhein Chemie CORP | Chardon | OH | — | ◇ UNVERIFIED |
| RCRidge Corporation | Frazeysburg | OH | — | ◇ UNVERIFIED |
 Rie Coatings LLC | Eden Valley | MN | — | ◇ UNVERIFIED |
| RFRightway Fasteners, INC | Columbus | IN | — | ◇ UNVERIFIED |
| RSRing Screw Llc-sterling Hts | Sterling Heights | MI | — | ◇ UNVERIFIED |
| RARobine and Welch Machine and Tool Company INC | Laurel | MS | — | ◇ UNVERIFIED |
| RCRobur Corporation | Evansville | IN | — | ◇ UNVERIFIED |
| RFRocknel Fastener INC | Rockford | IL | — | ◇ UNVERIFIED |
| RMRockwood Mfg Co/rockwood | Rockwood | PA | — | ◇ UNVERIFIED |
| RLRoebic Laboratories, INC. | Orange | CT | — | ◇ UNVERIFIED |
| RIRoho INC | Belleville | IL | — | ◇ UNVERIFIED |
| RWRollie Williams Paint Spot INC | Elkhart | IN | — | ◇ UNVERIFIED |
| RCRom Corporation | Belton | MO | — | ◇ UNVERIFIED |
| RERonan Engineering Measurements Division | Florence | KY | — | ◇ UNVERIFIED |
| RSRossborough Supply Src Div | Cleveland | OH | — | ◇ UNVERIFIED |
| RIRotex INC. | Cincinnati | OH | — | ◇ UNVERIFIED |
| SISabre Industries Conroe Tx Facility | Conroe | TX | — | ◇ UNVERIFIED |
| SCSafety-kleen CORP INC - Davenport Facility | Davenport | IA | — | ◇ UNVERIFIED |
| SSSamuel Son and Company (usa) INC | Iuka | MS | — | ◇ UNVERIFIED |
| SSSamuel Son and CO USA INC | Heath | OH | — | ◇ UNVERIFIED |
| SMSandia Marble | Albuquerque | NM | — | ◇ UNVERIFIED |
| SGSas Global Fka Sure Alloy Steel Corporation | Warren | MI | — | ◇ UNVERIFIED |
| STSauk Technologies | Saukville | WI | — | ◇ UNVERIFIED |
| SOSawyer Oilfield Brownwood Facility | Brownwood | TX | — | ◇ UNVERIFIED |
 Schuff Steel | Bellemont | AZ | — | ◇ UNVERIFIED |
| Schuff Steel CO | Eloy | AZ | — | ◇ UNVERIFIED |
| Schuff Steel Company | Stockton | CA | — | ◇ UNVERIFIED |
| SCScroll Compressors LLC | Sidney | OH | — | ◇ UNVERIFIED |
| SMSears Mfg CO | Davenport | IA | — | ◇ UNVERIFIED |
| SISeats INC | Richland Center | WI | — | ◇ UNVERIFIED |
| SCSelect Chemistry-tyler | Tyler | TX | — | ◇ UNVERIFIED |
| SCSelkirk CORP Heat-fab | Turners Falls | MA | — | ◇ UNVERIFIED |
| SMSelkirk Metalbestos | Nampa | ID | — | ◇ UNVERIFIED |
| SASenior Aerospace Absolute Manufacturing | Arlington | WA | — | ◇ UNVERIFIED |
| SOSfi of Arkansas | Conway | AR | — | ◇ UNVERIFIED |
| S1Shape 1820 | Grand Haven | MI | — | ◇ UNVERIFIED |
| SNShaw Naptech INC | Clearfield | UT | — | ◇ UNVERIFIED |
| SLShell Lubricants Fowlerville | Fowlerville | MI | — | ◇ UNVERIFIED |
| SLSilver Line Building Products, L.l.c. | North Brunswick | NJ | — | ◇ UNVERIFIED |
| SSilvertowne | Winchester | IN | — | ◇ UNVERIFIED |
| SMSimmons Manufacturing | Mcdonough | GA | — | ◇ UNVERIFIED |
| SISimpson Industries INC * | Edon | OH | — | ◇ UNVERIFIED |
| SCSmark CO | South Gate | CA | — | ◇ 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 |
| SASouthern Aluminum Finishing CO Winston Paint | Villa Rica | GA | — | ◇ UNVERIFIED |
| SFSpecialty Fabrication & Powd Er Coating LLC | Franklin | PA | — | ◇ UNVERIFIED |
 Spg International LLC Br #x032 Universal Brand | Aurora | CO | — | ◇ UNVERIFIED |
| SMSpinco Metal Products INC. | Newark | NY | — | ◇ UNVERIFIED |
| SCSpx CORP Lightning Div | Rochester | NY | — | ◇ UNVERIFIED |
| SGSrg Global Automotive LLC | Covington | GA | — | ◇ UNVERIFIED |
| SGSrg Global - Evansville | Evansville | IN | — | ◇ UNVERIFIED |
| SSSrt Sales and Service (1576001860) | Canton | OH | — | ◇ UNVERIFIED |
| SWStanley Works INC Tools Div | Cheraw | SC | — | ◇ UNVERIFIED |
| SPStar Precision | Longmont | CO | — | ◇ UNVERIFIED |
 Steelfab of Virginia, INC. | Emporia | VA | — | ◇ UNVERIFIED |
| SFSteel Fabricators of Monroe LLC | Monroe | LA | — | ◇ UNVERIFIED |
 Steel Industries Plant 4 | Redford | MI | — | ◇ UNVERIFIED |
| SKSteel King Industries | Rome | GA | — | ◇ UNVERIFIED |
| SKSteel King Industries INC | New London | WI | — | ◇ UNVERIFIED |
| SMSteel Management Services | Nazareth | PA | — | ◇ UNVERIFIED |
| SPStephens Pipe and Steel INC | Mount Sterling | OH | — | ◇ UNVERIFIED |
| SUSterigenics Us, LLC - Los Angeles | Vernon | CA | — | ◇ UNVERIFIED |
| SSSterilization Services of Tenessee | Memphis | TN | — | ◇ UNVERIFIED |
| SISteris, INC. | Temecula | CA | — | ◇ UNVERIFIED |
| SCSternocandlelamp CO LLC | Memphis | TN | — | ◇ UNVERIFIED |
| SGSt George Steel Fabrication INC | Saint George | UT | — | ◇ UNVERIFIED |
| SGStoelzle Glass USA Inc/monaca Plt | Monaca | PA | — | ◇ UNVERIFIED |
| SPStorm Prods INC | Brigham City | UT | — | ◇ UNVERIFIED |
| SIStream Intl INC Provo Mfg Plant | Provo | UT | — | ◇ UNVERIFIED |
| SDStreator Dependable Manufacturing | Streator | IL | — | ◇ UNVERIFIED |
| SWSuez Wts USA INC | Addison | IL | — | ◇ UNVERIFIED |
| SWSuez Wts USA INC Beaumont - Plant | Beaumont | TX | — | ◇ UNVERIFIED |
| SFSuperior Fibers LLC | Reedsville | WV | — | ◇ UNVERIFIED |
| SCSurpass Chemical CO | Albany | NY | — | ◇ UNVERIFIED |
| SCSurpass Chemical CO INC | Albany | NY | — | ◇ UNVERIFIED |
| SDSweco, Div. of M-i, LLC | Florence | KY | — | ◇ UNVERIFIED |
| SMSymmetry Medical USA Incorporated Claypool | Claypool | IN | — | ◇ UNVERIFIED |
| SISystems INC | Germantown | WI | — | ◇ UNVERIFIED |
| TUTarkett USA INC. | Middlefield | OH | — | ◇ UNVERIFIED |
| TCTaylor Chemical, INC. | Taylor | PA | — | ◇ UNVERIFIED |
