| STSpartan Tool & Die | Sinclairville | NY | — | ◇ UNVERIFIED |
| SMSpecialty Machine Co., INC. | Gastonia | NC | — | ◇ UNVERIFIED |
| STSpecialty Tooling Systems INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| SMSpeed Metal Fabrication, Incorporated | High Point | NC | — | ◇ UNVERIFIED |
| SWSs White Technologies INC | Piscataway | NJ | — | ◇ UNVERIFIED |
| SStaffmark | Rogers | AR | — | ◇ UNVERIFIED |
| SMStamplus Mfg INC | Roselle | NJ | — | ◇ UNVERIFIED |
| SIStamptech INC Dba Aoc Metal Works | Lynchburg | VA | — | ◇ UNVERIFIED |
| SAStateburg Auto Sales, LLC | Sumter | SC | — | ◇ UNVERIFIED |
| SCSt. Charles Stamping and Tooling | Saint Charles | IL | — | ◇ UNVERIFIED |
| SMSteinkamp Moulding LTD | Erlanger | KY | — | ◇ UNVERIFIED |
| SSSterling Steel Cutting | Jonesville | MI | — | ◇ UNVERIFIED |
| SLSt. Louis Hardware Manufacturing Company | Saint Louis | MO | — | ◇ UNVERIFIED |
| SMSt. Marys Tool & Die Co., INC. | Saint Marys | PA | — | ◇ UNVERIFIED |
| SPStm Precision Tool LTD | Warrington | PA | — | ◇ UNVERIFIED |
| SIStokesbary Industries | Saint Peter | MN | — | ◇ UNVERIFIED |
| STSubcon Tool Accutool Machine Group INC | Erie | PA | — | ◇ UNVERIFIED |
| SMSunflower Mfg CO | Cawker City | KS | — | ◇ UNVERIFIED |
| STSwanson Tool and Die INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| TATab and Slot LLC | Isanti | MN | — | ◇ UNVERIFIED |
| TBTauber Brothers Tool and Die Company | Harwood Heights | IL | — | ◇ UNVERIFIED |
| TCTaylor Chuck Enterprises | Goodlettsville | TN | — | ◇ UNVERIFIED |
| TTTdm Troy Design & Manufacturing CO. | Chicago | IL | — | ◇ UNVERIFIED |
| TMTeam Manufacturing INC | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| TATechnical America, INC | Corona | CA | — | ◇ UNVERIFIED |
| TITec International Ii, Dba Matrix Metalcraft | Macomb | MI | — | ◇ UNVERIFIED |
| TCTecni-die CO INC | New Freedom | PA | — | ◇ UNVERIFIED |
| TNTeknia Nashville LLC | Mount Juliet | TN | — | ◇ UNVERIFIED |
| TSTempel Steel Company LLC | Chicago | IL | — | ◇ UNVERIFIED |
| TOTesla of Michigan | Grand Rapids | MI | — | ◇ UNVERIFIED |
| TLTheaccuratetoolsshop LLC | Edgewater | NJ | — | ◇ UNVERIFIED |
| TLThe Leading Edge Supply, Inc. | Lake Orion | MI | — | ◇ UNVERIFIED |
| TMThe Marion Manufacturing Company | Cheshire | CT | — | ◇ UNVERIFIED |
| TMThe Mold Shop LLC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| TTThompson Tool - Die INC | Cambridge | MN | — | ◇ UNVERIFIED |
| TDTierone Designs LLC | Dickson | TN | — | ◇ UNVERIFIED |
| TPTipco Punch,inc. | Hamilton | OH | — | ◇ UNVERIFIED |
| TTTmc Tool INC | Plymouth | MN | — | ◇ UNVERIFIED |
| TFTom Fox Enterprise, INC. | Albion | NY | — | ◇ UNVERIFIED |
| TDToolex, Division of Composidie, INC. | Vandergrift | PA | — | ◇ UNVERIFIED |
| TMTooling Machining and Design INC | Winona | MN | — | ◇ UNVERIFIED |
| TTTop Tool Company | Minneapolis | MN | — | ◇ UNVERIFIED |
| TUTramontina US Cookware, INC. | Manitowoc | WI | — | ◇ UNVERIFIED |
| TTTransfer Tool Systems, LLC | Grand Haven | MI | — | ◇ UNVERIFIED |
| TSTriad Steel Rule Dies, INC. | Colfax | NC | — | ◇ UNVERIFIED |
| TDTriangle Dies and Supplies INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| TTTriangle Tool and Die Corporation | Santa Fe Spgs | CA | — | ◇ UNVERIFIED |
 Trinity Tool & Manufacturing LLC | Brookfield | WI | — | ◇ UNVERIFIED |
| Trinity Tool & Manufacturing LLC | Jackson | WI | — | ◇ UNVERIFIED |
| TTTrinity Tools INC | North Tonawanda | NY | — | ◇ UNVERIFIED |
