| SMSupervac Manuf. | Broomfield | CO | — | ◇ UNVERIFIED |
| SSSupreme Steel Portland | Portland | OR | — | ◇ UNVERIFIED |
| SSurtec | Eveleth | MN | — | ◇ UNVERIFIED |
| SMSwartz Manufacturing, INC. | Elyria | OH | — | ◇ UNVERIFIED |
| SMSweetwater Machine and Welding INC. | Sweetwater | TX | — | ◇ UNVERIFIED |
| SSSwenson Steel Products Company, INC. | Ceres | CA | — | ◇ UNVERIFIED |
| SISwissaero, INC. | Waterford | PA | — | ◇ UNVERIFIED |
| SPSwissline Precision Manufacturing, INC. | Cumberland | RI | — | ◇ UNVERIFIED |
| SDSwope Design Solutions | San Francisco | CA | — | ◇ UNVERIFIED |
| SCSynehi Casting | Greenwood | SC | — | ◇ UNVERIFIED |
| SSSystems South INC | Fountain Inn | SC | — | ◇ UNVERIFIED |
| TMTag Manufacturing | Berlin | CT | — | ◇ UNVERIFIED |
| TTTag Team Manufacturing | Parker | CO | — | ◇ UNVERIFIED |
| TMTahoma Machining LTD | Medina | OH | — | ◇ UNVERIFIED |
| TITalco INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| TCTalladega Castings & Machine CO INC | Talladega | AL | — | ◇ UNVERIFIED |
| TCTal-mar Custom Metal Fabricators, INC. | Crestwood | IL | — | ◇ UNVERIFIED |
| TITammcor Industries INC | Nicholasville | KY | — | ◇ UNVERIFIED |
| TMTancredi Machining, Inc | Topton | PA | — | ◇ UNVERIFIED |
| TMTapemation Machining INC | Scotts Valley | CA | — | ◇ UNVERIFIED |
| TTTaurus Tool INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| THTaylor Hydraulics INC. | Cedar Bluff | VA | — | ◇ UNVERIFIED |
| TMTaylor Machining Solutions INC | Garfield | MN | — | ◇ UNVERIFIED |
| TMTaylor Made Coils | Man | WV | — | ◇ UNVERIFIED |
| TSTaylor Specialties, LLC | New Middletown | OH | — | ◇ UNVERIFIED |
| TFT&b Foundry Company | Cleveland | OH | — | ◇ UNVERIFIED |
| TITDL Industries LLC | Waterbury | CT | — | ◇ UNVERIFIED |
| TMT&D Machine, Inc. | Butler | WI | — | ◇ UNVERIFIED |
| TDT & D Machine Products | Carson City | NV | — | ◇ UNVERIFIED |
| TRTD Real Estate Holdings, LLC | Plymouth | WI | — | ◇ UNVERIFIED |
| TITdrn INC | Spalding | MI | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC. | Mobile | AL | — | ◇ UNVERIFIED |
| TSTeam Schaffer LLC | Rowley | MA | — | ◇ UNVERIFIED |
| TCTech Craft | Santa Ana | CA | — | ◇ UNVERIFIED |
| TMTeche Mills, LLC | Jeanerette | LA | — | ◇ UNVERIFIED |
| TGTechnetics Group Daytona | Daytona Beach | FL | — | ◇ UNVERIFIED |
| TMTechnical Machine | Blaine | MN | — | ◇ UNVERIFIED |
| TOTechnical Ordnance Solutions, LLC | Naples | FL | — | ◇ UNVERIFIED |
| TLTechni-cast LLC | South Gate | CA | — | ◇ UNVERIFIED |
| TOTechnifab of Virginia INC | North Tazewell | VA | — | ◇ UNVERIFIED |
| TTechnimetals | Foxborough | MA | — | ◇ UNVERIFIED |
| TITech-skill, INC. | Gaithersburg | MD | — | ◇ UNVERIFIED |
| TSTechsource Systems, LLC | Hildale | UT | — | ◇ UNVERIFIED |
| TTTech Tool - Mfg INC | Austin | MN | — | ◇ UNVERIFIED |
| TGTecomet Gunbarrel Ave | Boulder | CO | — | ◇ UNVERIFIED |
| TTTeel Tooling and Manufacturing, INC. | Wetumpka | AL | — | ◇ UNVERIFIED |
| TMTelco Machine and Mfg., INC. | Chicago | IL | — | ◇ UNVERIFIED |
| TSTell Steel | Long Beach | CA | — | ◇ UNVERIFIED |
| TETelstar Engineering INC | Burnsville | MN | — | ◇ UNVERIFIED |
| TNTemsco Nc INC. | Carolina | PR | — | ◇ UNVERIFIED |
| TMTennessee Machine and Prototyping, Inc. | Alamo | TN | — | ◇ UNVERIFIED |
| TETerac Equipment, LLC | Broken Arrow | OK | — | ◇ UNVERIFIED |
| TMTesta Machine Company INC. | Slovan | PA | — | ◇ UNVERIFIED |
| TMTeston Machine Corporation | Savannah | GA | — | ◇ UNVERIFIED |
| TFTexas Foundaries | Lufkin | TX | — | ◇ UNVERIFIED |
 Texas Machine Shop | Edinburg | TX | — | ◇ UNVERIFIED |
| TMTexas Machine Works | El Paso | TX | — | ◇ UNVERIFIED |
| TOTexas Outdoor Cookers, LLC | Willow City | TX | — | ◇ UNVERIFIED |
| TSTexas Steel CO | Fort Worth | TX | — | ◇ UNVERIFIED |
| TATf America Enterprise | San Jose | CA | — | ◇ UNVERIFIED |
| TMTG Machine, Inc. | Holland | MI | — | ◇ UNVERIFIED |
| TMTG Machine, Inc. | Holland | MI | — | ◇ UNVERIFIED |
| TRTGS Resources, LLC | Chandler | AZ | — | ◇ UNVERIFIED |
| TAThe a & B Deburring Company | Cincinnati | OH | — | ◇ UNVERIFIED |
| TBThe Bertolas Group, LLC | Blaine | MN | — | ◇ UNVERIFIED |
| TBThe Bertolas Group LLC Dba Morell Machining | Minneapolis | MN | — | ◇ UNVERIFIED |
| TBThe Blanchester Foundry CO | Blanchester | OH | — | ◇ UNVERIFIED |
| TBThe Bregi Company Dba Doppler Gear Company | Newfolden | MN | — | ◇ UNVERIFIED |
| TBThe Burma Group, INC. | Vidalia | GA | — | ◇ UNVERIFIED |
| TCThe Cable Connection | Carson City | NV | — | ◇ UNVERIFIED |
| TCThe Challenge Machinery Company | Norton Shores | MI | — | ◇ UNVERIFIED |
| TCThe Coletta Family Trust Dated 11/8/2017 | Lake Havasu City | AZ | — | ◇ UNVERIFIED |
| TCThe Cutting Edge Precision Machining Services, INC | Mount Vernon | MO | — | ◇ UNVERIFIED |
| TDThe Dickirson Corporation | Ripley | WV | — | ◇ UNVERIFIED |
| TFThe Foundry INC | Mead | WA | — | ◇ UNVERIFIED |
| TFThe Fred D Pfening Company | Florence | KY | — | ◇ UNVERIFIED |
| TGThe General Casting Company - Toledo Street | Delaware | OH | — | ◇ UNVERIFIED |
| THThe Hann Group LLC | Gilroy | CA | — | ◇ UNVERIFIED |
| THThe Home Stake Royalty Corporation | Tulsa | OK | — | ◇ UNVERIFIED |
| TLThe Link Company | Baltimore | MD | — | ◇ UNVERIFIED |
| TMThe Machine Shop, INC. | Greenville | AL | — | ◇ UNVERIFIED |
| TMThe Machine Shop, INC. | Roswell | NM | — | ◇ UNVERIFIED |
| TMThe Machine Shop LLC | Moscow | ID | — | ◇ UNVERIFIED |
 The Machining Specialists | Hinckley | UT | — | ◇ UNVERIFIED |
 Thermo Fisher Scientific, INC. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| TSThe Shredder Company | Canutillo | TX | — | ◇ UNVERIFIED |
| TTThe Tri-mar Manufacturing Company | Southington | CT | — | ◇ UNVERIFIED |
| TWThe Wolfe Family Revocable Living Trust of 2008 | Fullerton | CA | — | ◇ UNVERIFIED |
| TTThiele Technologies | Reedley | CA | — | ◇ UNVERIFIED |
| TAThomas a Despres INC | Inkster | MI | — | ◇ UNVERIFIED |
| TAThomas a Despres INC | Williamsburg | MI | — | ◇ UNVERIFIED |
| TMThomas Machine & Foundry INC | Marysville | WA | — | ◇ UNVERIFIED |
| TMThomas Machine Works INC | Newburyport | MA | — | ◇ UNVERIFIED |
| TMThomas Machine Works LLC | Rathdrum | ID | — | ◇ UNVERIFIED |
| TPThomas Precision INC | Rice Lake | WI | — | ◇ UNVERIFIED |
| TWThomas Welding & Machine | Chico | CA | — | ◇ UNVERIFIED |
| TCThompson Custom Machine Works LTD | Conway Springs | KS | — | ◇ UNVERIFIED |
| TEThompson Engineering | Flomaton | AL | — | ◇ UNVERIFIED |
| TFThompson Fabrication | Muskegon Heights | MI | — | ◇ UNVERIFIED |
| TMThompson Machine Company, INC. | Altoona | PA | — | ◇ UNVERIFIED |
