| TETriangle Engineered Products CO | Bensenville | IL | — | ◇ UNVERIFIED |
| TMTriangle Machine Products CO | Cleveland | OH | — | ◇ UNVERIFIED |
| TATri Angle Metal Fab | Milton | VT | — | ◇ UNVERIFIED |
| TTTriangle Tube/phase Iii CO INC | Blackwood | NJ | — | ◇ UNVERIFIED |
| TITriax Industries LLC | Chandler | AZ | — | ◇ UNVERIFIED |
| TFTrident Fasteners INC | Kentwood | MI | — | ◇ UNVERIFIED |
| TITrident Itw Industrial Inkjet | Brookfield | CT | — | ◇ UNVERIFIED |
| TMTrident Machine Technologies, INC. | Hammond | IN | — | ◇ UNVERIFIED |
| TMTri-matics Mfg | Harrison Township | MI | — | ◇ UNVERIFIED |
| TFTri-metal Fabrication INC | Plainview | NY | — | ◇ 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 |
| TPTri Palm International LLC | Columbus | OH | — | ◇ UNVERIFIED |
| TCTriple C INC | Sabetha | KS | — | ◇ UNVERIFIED |
| TRTri-state Roofing & Sheet Metal | Davisville | WV | — | ◇ UNVERIFIED |
| TCTriumph CORP | Tempe | AZ | — | ◇ UNVERIFIED |
| TFTriumph Fabrications - San Diego | El Cajon | CA | — | ◇ UNVERIFIED |
| TMTrm Manufacturing, INC. Dba Gem Attachments | Cuyahoga Falls | OH | — | ◇ UNVERIFIED |
| TDTroy Design & Manufacturing CO | Redford | MI | — | ◇ UNVERIFIED |
| TITrucent INC | Dexter | MI | — | ◇ UNVERIFIED |
| TCTruck Center Companies | Altoona | IA | — | ◇ UNVERIFIED |
| TGTru-edge Grinding INC | Saint Henry | OH | — | ◇ UNVERIFIED |
| TTrugreen | Newport | DE | — | ◇ UNVERIFIED |
| TLTru Line Metal Products | Livonia | MI | — | ◇ UNVERIFIED |
| TMTruly Magic Products INC | Buffalo | NY | — | ◇ UNVERIFIED |
| TATrw Automotive - Machine Bldg Division | Winona | MN | — | ◇ UNVERIFIED |
| TPTrw/danville Plt | Danville | PA | — | ◇ UNVERIFIED |
| TBT&s Brass & Bronze Works INC | Travelers Rest | SC | — | ◇ UNVERIFIED |
| TFTst Fab & Machine, LLC | Chesapeake | VA | — | ◇ UNVERIFIED |
| TTT & T Quality Electronics INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| TTTubular Textile Machinery, INC. | Lexington | NC | — | ◇ UNVERIFIED |
| TMTucker's Machine and Steel Service INC. | Leesburg | FL | — | ◇ UNVERIFIED |
| TTTug Technologies Corporation | Kennesaw | GA | — | ◇ UNVERIFIED |
| TTTug Technologies Corporation (04-2006-9169) | Kennesaw | GA | — | ◇ UNVERIFIED |
| TTTupelo Tool and Die INC | Tupelo | MS | — | ◇ UNVERIFIED |
| TDTurbo Diesel & Electric Systems INC | Macon | GA | — | ◇ UNVERIFIED |
| TSTurbo Systems Incorporated | Kings Mountain | NC | — | ◇ UNVERIFIED |
| TCTurner Coatings INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| TSTurner & Seymour Manufacturing Company | Torrington | CT | — | ◇ UNVERIFIED |
| TTwb | Glasgow | KY | — | ◇ UNVERIFIED |
| TTwb | Smyrna | TN | — | ◇ UNVERIFIED |
| TCTwb Company | Monroe | MI | — | ◇ UNVERIFIED |
| TCTwb Company, L.l.c. | Antioch | TN | — | ◇ UNVERIFIED |
| TCTwin City Fan Companies LTD - Brookings Plant | Brookings | SD | — | ◇ UNVERIFIED |
| TFTwist Farm Equipment | Elkhorn | WI | — | ◇ UNVERIFIED |
| TETyco Electronics CORP (amp Inc) | Mount Joy | PA | — | ◇ UNVERIFIED |
| THTyco Healthcare Kendall | Oriskany Falls | NY | — | ◇ UNVERIFIED |
| TRTyler Refrigeration CORP | Niles | MI | — | ◇ UNVERIFIED |
| UEUco Equipment, LLC | Cabot | AR | — | ◇ UNVERIFIED |
| UIUgn INC | Somerset | KY | — | ◇ UNVERIFIED |
| URUmc Retech - Former Site of | Algona | IA | — | ◇ UNVERIFIED |
| UMUnex Manufacturing INC | Jackson | NJ | — | ◇ UNVERIFIED |
| UBUnified Brands | Vicksburg | MS | — | ◇ UNVERIFIED |
| UIUnified Industries INC | Howell | MI | — | ◇ UNVERIFIED |
| UTUni-glide Trailer Company | Venice | FL | — | ◇ UNVERIFIED |
| UIUnimast Incorporated | Boonton | NJ | — | ◇ UNVERIFIED |
| UMUnique Metal Products, INC. | Oceanside | CA | — | ◇ UNVERIFIED |
| UIUnison Industries LLC Plant 2 | Dayton | OH | — | ◇ UNVERIFIED |
| UEUnited Engine & Machine Company | Carson City | NV | — | ◇ UNVERIFIED |
| UFUnited Fabrication | Salt Lake City | UT | — | ◇ UNVERIFIED |
 United Fiberglass of America INC (0812100565) | Springfield | OH | — | ◇ UNVERIFIED |
| UMUnited Machining INC | Macomb | MI | — | ◇ UNVERIFIED |
| USUnited Solar Ovonic | Auburn Hills | MI | — | ◇ UNVERIFIED |
| UTUnited Technologies - Otis Elevator Company | Bloomington | IN | — | ◇ UNVERIFIED |
| UCUniversal Compression INC | Tulsa | OK | — | ◇ UNVERIFIED |
| UMUniversal Marine & Industrial Services | Mobile | AL | — | ◇ UNVERIFIED |
| USUniversal Sheetmetal INC | Woodinville | WA | — | ◇ UNVERIFIED |
| UTUniversal Tool & Engineering | Indianapolis | IN | — | ◇ UNVERIFIED |
| UUnknown | Topeka | KS | — | ◇ UNVERIFIED |
| UIUpco INC | Claremore | OK | — | ◇ UNVERIFIED |
| USUpmc St Margaret Hosp/pgh | Pittsburgh | PA | — | ◇ UNVERIFIED |
| UPUpper Peninsula Machine & Engineering CO | Powers | MI | — | ◇ UNVERIFIED |
| UOUrban Oil & Gas Group Starveacre 4 | Mccalla | AL | — | ◇ UNVERIFIED |
 Urschel Laboratories, INC. | Valparaiso | IN | — | ◇ UNVERIFIED |
| UNUsag Natick Ssc | Natick | MA | — | ◇ UNVERIFIED |
| UAU.s. Army Longhorn Army Ammunition Plant | Karnack | TX | — | ◇ UNVERIFIED |
| UAUS Army Sunflower Ammunition Plant | De Soto | KS | — | ◇ UNVERIFIED |
| UTUSA Today National Rack Center | Murfreesboro | TN | — | ◇ UNVERIFIED |
| UBUS Bottlers Machinery CO | Charlotte | NC | — | ◇ UNVERIFIED |
| UCUS Chemical Storage Plant 2 | Wilkesboro | NC | — | ◇ 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 |
| UBUsnr Baxtley | Baxley | GA | — | ◇ UNVERIFIED |
| UWUsnr Woodland Division | Woodland | WA | — | ◇ UNVERIFIED |
| USU S Radiator Corporation | Los Angeles | CA | — | ◇ UNVERIFIED |
| UGUssc Group INC | Exton | PA | — | ◇ UNVERIFIED |
| USUS Senate, Sergeant at Arms, Cabinet Shop | Washington | DC | — | ◇ UNVERIFIED |
| UTUS Tsubaki | Portland | TN | — | ◇ UNVERIFIED |
| UVUS Va Hudson Valley Health Care System - Castle Point Campus | Wappingers Falls | NY | — | ◇ UNVERIFIED |
| UFUtc Fire & Security | Pittsfield | ME | — | ◇ UNVERIFIED |
| UOUtility Optimization Group LLC | Pascagoula | MS | — | ◇ UNVERIFIED |
| USUtility Specialized Metals | Sun Valley | CA | — | ◇ UNVERIFIED |
| VEVac-tron Equipment LLC | Okahumpka | FL | — | ◇ UNVERIFIED |
