| TFTyco Fire & Building Products | Lubbock | TX | — | ◇ UNVERIFIED |
| THTyco Healthcare Group LP | Boulder | CO | — | ◇ UNVERIFIED |
| THTyco Healthcare Kendall | Oriskany Falls | NY | — | ◇ UNVERIFIED |
| TMTYCO Metal Works, LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| TFTycoon Fabrication LLC | Seneca | SC | — | ◇ UNVERIFIED |
| TGTyde Group Worlwide LLC | Troy | MI | — | ◇ UNVERIFIED |
| TCTyler Camera Systems | Van Nuys | CA | — | ◇ UNVERIFIED |
| TRTyler Refrigeration | Cerritos | CA | — | ◇ UNVERIFIED |
| UIUgn INC | Chicago | IL | — | ◇ UNVERIFIED |
| ULUlink Labs INC | San Carlos | CA | — | ◇ UNVERIFIED |
| UMUlseth Machining & Manufacturing, INC. | Bradford | TN | — | ◇ UNVERIFIED |
| UIUltra Industries INC | Wyoming | MN | — | ◇ UNVERIFIED |
| UMUltra Machining Company | Monticello | MN | — | ◇ UNVERIFIED |
| USUltra Sonic Deburring of N Ca INC Dba Coast Metal Cutting | Redwood City | CA | — | ◇ UNVERIFIED |
| ULUnderthesuninserts, LLC | Patchogue | NY | — | ◇ UNVERIFIED |
| UIUneeda Iron & Sandblasting INC | Mukwonago | WI | — | ◇ UNVERIFIED |
| UIUni-American Investment Group, LLC | Sugar Land | TX | — | ◇ UNVERIFIED |
| UBUni-bond Brake, INC. | Ferndale | MI | — | ◇ UNVERIFIED |
| UIUni-fab Industries INC | Milpitas | CA | — | ◇ UNVERIFIED |
| UDUnified Design & Manufacturing, INC. | Alabaster | AL | — | ◇ UNVERIFIED |
| UDUnified Designs and Manufacturing | Alabaster | AL | — | ◇ UNVERIFIED |
| USUnified Screen and Crushing - Wisconsin, INC. | New Richmond | WI | — | ◇ UNVERIFIED |
| USUnified Screening & Crushing | Salt Lake City | UT | — | ◇ UNVERIFIED |
| UTUnion Tank Car/altoona Shop | Altoona | PA | — | ◇ UNVERIFIED |
| UUUnipres U.s.a., INC. | Smyrna | TN | — | ◇ UNVERIFIED |
| UAUnique Automotive Rebuilders | Jonesburg | MO | — | ◇ UNVERIFIED |
| UFUnique Fabrications, INC. | Shippenville | PA | — | ◇ UNVERIFIED |
| UIUnison Industries INC | Rockford | IL | — | ◇ UNVERIFIED |
| UIUnitech Industries, INC. | Palmerton | PA | — | ◇ UNVERIFIED |
| UOUnitech Ornamental Metal Works | Hialeah | FL | — | ◇ UNVERIFIED |
| UAUnited Auto Company INC | Boston | MA | — | ◇ UNVERIFIED |
| UDUnited Duralume Products, INC. | Anaheim | CA | — | ◇ UNVERIFIED |
| UEUnited Engine & Machine Company | Carson City | NV | — | ◇ UNVERIFIED |
| UFUnited Fasteners Drilling INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| UGUnited Global Industries, Inc. | La Grange | IL | — | ◇ UNVERIFIED |
| ULUnited Lifttrucks | Huntington Park | CA | — | ◇ UNVERIFIED |
| UMUnited Machine Works | Houston | TX | — | ◇ UNVERIFIED |
| UMUnited Metal Fabrication INC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| UMUnited Metals Construction | Philadelphia | PA | — | ◇ UNVERIFIED |
| UMUnited Metal Technology INC | Jackson | MI | — | ◇ UNVERIFIED |
| UMUnited Milwaukee Scrap LLC | Burnsville | MN | — | ◇ UNVERIFIED |
| UMUnited Milwaukee Scrap of Minnesota | Burnsville | MN | — | ◇ UNVERIFIED |
| UMUnited Motorsports | Yucaipa | CA | — | ◇ UNVERIFIED |
| UOUnited Ophthalmics LLC | Middletown | CT | — | ◇ UNVERIFIED |
| USUnited Services INC. | Knoxville | TN | — | ◇ UNVERIFIED |
| USUnited Sheet Metal Works and Steel Fabricators, INC. | Plant City | FL | — | ◇ UNVERIFIED |
| USUnited States Postal Service | Fillmore | CA | — | ◇ UNVERIFIED |
| USUnited Steel Works Inc | Moody | AL | — | ◇ UNVERIFIED |
| USUnited Structure Solution, Inc. | College Point | NY | — | ◇ UNVERIFIED |
| UTUnited Tooler of Illinois | Loves Park | IL | — | ◇ UNVERIFIED |
| UPUnit Parts CO | Oklahoma City | OK | — | ◇ UNVERIFIED |
| UFUnity Fabric INC. Dba Yc Textile | Los Angeles | CA | — | ◇ UNVERIFIED |
| UTUnity Tool INC Dba Unity Precision Manufacturing | Osseo | MN | — | ◇ UNVERIFIED |
| UFUnivacco Foils Corporation | Cerritos | CA | — | ◇ UNVERIFIED |
| UIUnivance INC | Winchester | KY | — | ◇ UNVERIFIED |
| UUniversal | Cloverdale | VA | — | ◇ UNVERIFIED |
| UAUniversal Automotive of Virginia INC | Walkerton | VA | — | ◇ UNVERIFIED |
| UAUniversal Auto Repairs Services LLC | Sacramento | CA | — | ◇ UNVERIFIED |
| UCUniversal Carbide | Santa Cruz | CA | — | ◇ UNVERIFIED |
| UCUniversal Core INC Dba As Rpm Rebuilders | Rialto | CA | — | ◇ UNVERIFIED |
| UFUniversal Fabricating and Construction Services | Groveport | OH | — | ◇ UNVERIFIED |
| UFUniversal Fabricators, LLC | Bay City | TX | — | ◇ UNVERIFIED |
| UFUniversal Fireproof Door Co., Inc. | Brentwood | NY | — | ◇ UNVERIFIED |
| UIUniversal Industries LLC | Tomahawk | WI | — | ◇ UNVERIFIED |
| UMUniversal Machine Shop LLC | Mayfield | KY | — | ◇ UNVERIFIED |
| UMUniversal Manufacturing & Design, LLC | Greer | SC | — | ◇ UNVERIFIED |
| UMUniversal Marine & Industrial Services | Mobile | AL | — | ◇ UNVERIFIED |
| UMUniversal Molding Extrusion CO | Downey | CA | — | ◇ UNVERIFIED |
| UMUniversal Motor Oil | Compton | CA | — | ◇ UNVERIFIED |
| USUniversal Stainless INC | Clear Lake | MN | — | ◇ UNVERIFIED |
| USUniversal Steel Services, INC. | San Bernardino | CA | — | ◇ UNVERIFIED |
| UTUniversal Tool Inc. | Troy | MI | — | ◇ UNVERIFIED |
| UTUniversal Truck Equipments LLC | Medley | FL | — | ◇ UNVERIFIED |
| UWUniversal Welding & Fabrication INC. | North Pole | AK | — | ◇ UNVERIFIED |
| UHUniversity House | Fullerton | CA | — | ◇ UNVERIFIED |
| UVUni Vue INC | Ferndale | MI | — | ◇ UNVERIFIED |
| UIUnlimited Industrial Services, LLC | Belle Glade | FL | — | ◇ UNVERIFIED |
| UEUpper Edge Solutions, LLC | Holland | NY | — | ◇ UNVERIFIED |
| UIUriman INC | Brea | CA | — | ◇ UNVERIFIED |
| ULUrologix LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| URUSA Rebuilders | Hawthorne | CA | — | ◇ UNVERIFIED |
| UAUS Arkray INC | Doral | FL | — | ◇ UNVERIFIED |
| UTUSA Today National Rack Center | Murfreesboro | TN | — | ◇ UNVERIFIED |
| UCUS Car Tool, LLC | Graham | NC | — | ◇ UNVERIFIED |
| UDU.s. Department of the Treasury - U.s. Mint | San Francisco | CA | — | ◇ UNVERIFIED |
| UUsdol | Lubbock | TX | — | ◇ UNVERIFIED |
| UWUsdol-osha-atlanta West | Mableton | GA | — | ◇ UNVERIFIED |
| UOUsdol Osha - Cincinnati Area Office | Xenia | OH | — | ◇ UNVERIFIED |
| UOUsdol Osha - Concord Area Office | Keene | NH | — | ◇ UNVERIFIED |
| UOUsdol Osha- North Aurora | Richmond | IL | — | ◇ UNVERIFIED |
| UOUsdol Osha- North Aurora | Sterling | IL | — | ◇ UNVERIFIED |
| UOUsdol Osha - St. Louis Area Office | Maryland Heights | MO | — | ◇ UNVERIFIED |
| UEUS Endoscopy | Mentor | OH | — | ◇ UNVERIFIED |
| USU S Farathane CORP | Utica | MI | — | ◇ UNVERIFIED |
| UFUS Farathane Corporation | Sterling Heights | MI | — | ◇ UNVERIFIED |
| UNUS Naval Weapons Station Yorktown - Cheatham Annex | Yorktown | VA | — | ◇ UNVERIFIED |
| ULUsnr, LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| UWUsns Watson T-akr 310, Nit' Pier 3 - South | Norfolk | VA | — | ◇ UNVERIFIED |
| UPUS Postal Service | Tracy | CA | — | ◇ UNVERIFIED |
| UUsps | Garden Grove | CA | — | ◇ UNVERIFIED |
