| TTranter | Houston | TX | — | ◇ UNVERIFIED |
| TETrend Electronics INC | Gallatin | TN | — | ◇ UNVERIFIED |
| TBTriangle Brass Manufacturing CO INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| TMTriangle Machine Products CO | Cleveland | OH | — | ◇ UNVERIFIED |
| TCTrinity Containers LLC / Plt 27 | Tulsa | OK | — | ◇ UNVERIFIED |
| TITrinity Inds INC Plant 04 | Rocky Mount | NC | — | ◇ UNVERIFIED |
| TITrinity Industries Plant 127 Stearns Airport Equip | Fort Worth | TX | — | ◇ UNVERIFIED |
| TITrinity Industries Plant 17 | Longview | TX | — | ◇ UNVERIFIED |
| TTTrinity Tank Car INC Plt 110 | Longview | TX | — | ◇ UNVERIFIED |
| TTTrinity Tank Car INC Plt 194 | Longview | TX | — | ◇ UNVERIFIED |
| TCTriumph CORP | Tempe | AZ | — | ◇ UNVERIFIED |
| TLTru Line Metal Products | Livonia | MI | — | ◇ UNVERIFIED |
| TITrutec Industries, INC. (0511010106) | Urbana | OH | — | ◇ UNVERIFIED |
| TATrw Automotive - Machine Bldg Division | Winona | MN | — | ◇ UNVERIFIED |
| TBT&s Brass & Bronze Works INC | Travelers Rest | SC | — | ◇ UNVERIFIED |
| TTT & T Quality Electronics INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| TATube Art Signs and Sports | Yakima | WA | — | ◇ UNVERIFIED |
| TMTucker's Machine and Steel Service INC. | Leesburg | FL | — | ◇ UNVERIFIED |
| TSTurbo Systems Incorporated | Kings Mountain | NC | — | ◇ UNVERIFIED |
| TCTurner Coatings INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| TSTurner & Seymour Manufacturing Company | Torrington | CT | — | ◇ UNVERIFIED |
| TTwb | Smyrna | TN | — | ◇ UNVERIFIED |
| TTwb | Glasgow | KY | — | ◇ UNVERIFIED |
| TCTwb Company | Monroe | MI | — | ◇ UNVERIFIED |
| TCTwb Company, L.l.c. | Antioch | TN | — | ◇ UNVERIFIED |
| UTUltra Tool & Mfg INC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| UIUnimast Incorporated | Boonton | NJ | — | ◇ UNVERIFIED |
| UMUniversal Marine & Industrial Services | Mobile | AL | — | ◇ UNVERIFIED |
| UUnknown | Topeka | KS | — | ◇ UNVERIFIED |
| UPUpper Peninsula Machine & Engineering CO | Powers | MI | — | ◇ UNVERIFIED |
| UTUSA Today National Rack Center | Murfreesboro | TN | — | ◇ UNVERIFIED |
| UDU.s. Doe Central Training Facility | Kingston | TN | — | ◇ UNVERIFIED |
| UKUsdoe Kansas City National Security Campus | Kansas City | MO | — | ◇ UNVERIFIED |
| UKUsdoe Kansas City National Security Campus (kcnsc) Nm Operations (nmo) | Albuquerque | NM | — | ◇ UNVERIFIED |
| USU S Forgecraft CORP. | Fort Smith | AR | — | ◇ UNVERIFIED |
| UNUS Naval Weapons Station Yorktown - Cheatham Annex | Yorktown | VA | — | ◇ UNVERIFIED |
| UGUssc Group INC | Exton | PA | — | ◇ UNVERIFIED |
| UOUtility Optimization Group LLC | Pascagoula | MS | — | ◇ UNVERIFIED |
| VNVae Nortrak Cheyenne Inc/north America INC | Cheyenne | WY | — | ◇ UNVERIFIED |
| VDVelvet Drive Transmissions | New Bedford | MA | — | ◇ UNVERIFIED |
| VMVermette Machine Company, INC. | Hammond | IN | — | ◇ UNVERIFIED |
| VAVermont Aerospace Manufacturing | Lyndonville | VT | — | ◇ UNVERIFIED |
| VEVernon E Faulconer INC - Ambrose #1 | Ruston | LA | — | ◇ UNVERIFIED |
| VUVesuvius USA | Fisher | IL | — | ◇ UNVERIFIED |
| VViant | Orchard Park | NY | — | ◇ UNVERIFIED |
| VMVi Manufacturing INC | Webster | NY | — | ◇ UNVERIFIED |
| VSVista Steel | Ventura | CA | — | ◇ UNVERIFIED |
| VPVisual Products CORP. Dba Gordon Sign | Denver | CO | — | ◇ UNVERIFIED |
| VFVossloh Fastening Systems | Mc Gregor | TX | — | ◇ UNVERIFIED |
| WMWagman Metal Products INC | York | PA | — | ◇ UNVERIFIED |
| WWWagnerplate Works West | Paramount | CA | — | ◇ UNVERIFIED |
| WMWalker Metal Works LLC | Abingdon | VA | — | ◇ UNVERIFIED |
| WSWalker Sign Holdings INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| WEWallner Expac INC | Ontario | CA | — | ◇ UNVERIFIED |
| WTWard Tank | Charlotte | NC | — | ◇ UNVERIFIED |
| WAWashington Aluminum | Baltimore | MD | — | ◇ UNVERIFIED |
| WIWashington Iron Works | Gardena | CA | — | ◇ UNVERIFIED |
| WIWastequip, INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| WLWastequip Lm Industries Greer Plant | Greer | SC | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing | Beeville | TX | — | ◇ UNVERIFIED |
 Wastequip Manufacturing CO Dba Rayfo | Marissa | IL | — | ◇ UNVERIFIED |
| Wastequip Manufacturing CO LLC | East Saint Louis | IL | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company, Dba May Fab | Brookhaven | MS | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company LLC Dba Galbreath LLC Plant #2 East | Winamac | IN | — | ◇ UNVERIFIED |
| WIWater Integrated Treatment Systems LLC | Dolton | IL | — | ◇ UNVERIFIED |
| WIWcr INC. (0124010415) | Washington Court House | OH | — | ◇ UNVERIFIED |
| WCWear Concepts LLC | Liberty | MO | — | ◇ UNVERIFIED |
| WMWebco Mfg. | Olathe | KS | — | ◇ UNVERIFIED |
| WFWellman Friction Products Brook Park | Brookpark | OH | — | ◇ UNVERIFIED |
| WEWelsh Equipment INC | Dodge Center | MN | — | ◇ UNVERIFIED |
| WMWendland Manufacturing | San Angelo | TX | — | ◇ UNVERIFIED |
| WCWerner Company Louisville | Louisville | KY | — | ◇ UNVERIFIED |
| WSWesco Spring CO | Chicago | IL | — | ◇ UNVERIFIED |
| WCWest Coast Metalcrafts, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| WIWesterman, INC. | Skiatook | OK | — | ◇ UNVERIFIED |
 Western Industries INC | Watertown | WI | — | ◇ UNVERIFIED |
| WGWestfield Grinding Wheel | Westfield | MA | — | ◇ UNVERIFIED |
| WOWestwood Ornamental Iron INC | Raytown | MO | — | ◇ UNVERIFIED |
| WEWheelabrator Energy Systems | Sturbridge | MA | — | ◇ UNVERIFIED |
| WCWhirl-air-flow CORP - Big Lake | Big Lake | MN | — | ◇ UNVERIFIED |
| WCWhirlpool CORP Benton Harbor Div | Benton Harbor | MI | — | ◇ UNVERIFIED |
| WPWhitehall Products | Whitehall | MI | — | ◇ UNVERIFIED |
| WOWhite Oak Radiator Service Old Hwy 80 | White Oak | TX | — | ◇ UNVERIFIED |
| WFWilliamstown Fabricators INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| WMWinnebago Manufacturing CO | Blue Earth | MN | — | ◇ UNVERIFIED |
| WEWipro Enterprises INC | Chambersburg | PA | — | ◇ UNVERIFIED |
| WEWipro Enterprises Inc/chambersburg | Chambersburg | PA | — | ◇ UNVERIFIED |
| WFWitherup Fabricating & Erection | Oil City | PA | — | ◇ UNVERIFIED |
| WUWitzenmann USA | Troy | MI | — | ◇ UNVERIFIED |
| WPWonderland Products, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| WWWorld Wide Sign Systems | Carson City | NV | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | N Las Vegas | NV | — | ◇ UNVERIFIED |
| WAWorthington Armstrong Venture | Benton Harbor | MI | — | ◇ UNVERIFIED |
| WMWright Machine CORP | Worcester | MA | — | ◇ UNVERIFIED |
| WSW S Tyler Incorporated | Gastonia | NC | — | ◇ UNVERIFIED |
| WPWyatt Precision Machine, INC. | Long Beach | CA | — | ◇ UNVERIFIED |
| YFYates Foil USA INC | Bordentown | NJ | — | ◇ UNVERIFIED |
| YCYoung CORP Nordick Div | Woodinville | WA | — | ◇ UNVERIFIED |
| YEYoung Elec Sign | Denver | CO | — | ◇ UNVERIFIED |
| YEYoung Electric Sign Company (yesco Llc) | Las Vegas | NV | — | ◇ UNVERIFIED |
