| TATsubaki Atr LLC | Santa Ana | CA | — | ◇ UNVERIFIED |
| TCTwin City Gear | Blaine | MN | — | ◇ UNVERIFIED |
| TTTyger Tool | Stratford | CT | — | ◇ UNVERIFIED |
| TBTyson Bearing Company INC | Glasgow | KY | — | ◇ UNVERIFIED |
| UEUltra Electronics Ocean Systems | Braintree | MA | — | ◇ UNVERIFIED |
| UEUltra Electronics Ocean Systems INC | Quincy | MA | — | ◇ UNVERIFIED |
| UEUltra Electronics - Ussi | Columbia City | IN | — | ◇ UNVERIFIED |
| URUmc Retech - Former Site of | Algona | IA | — | ◇ UNVERIFIED |
 Undersea Sensor Systems, INC. | Columbia City | IN | — | ◇ UNVERIFIED |
| UBUnited Bolt & Screw CORP | Dearborn | MI | — | ◇ UNVERIFIED |
| ULUnited Launch Alliance LLC | Vandenberg Afb | CA | — | ◇ UNVERIFIED |
| UPUnited Paradyne Corporation | Vandenberg Afb | CA | — | ◇ UNVERIFIED |
| UTUnited Technologies Corporation Dba Atlantic Inertial Systems | Heath | OH | — | ◇ UNVERIFIED |
 Universal Avionics Systems CORP Willows | Redmond | WA | — | ◇ UNVERIFIED |
| UBUniversal Bearing LLC - Plant # 2 | Bremen | IN | — | ◇ UNVERIFIED |
| UMUniversal Motion Components INC | Costa Mesa | CA | — | ◇ UNVERIFIED |
| URUniversal Rivet INC. | Hialeah | FL | — | ◇ UNVERIFIED |
| UPUniversity Park Real Estate LLC | Posen | IL | — | ◇ UNVERIFIED |
| UIUnytite INC | Peru | IL | — | ◇ UNVERIFIED |
| UNUrsa Navigation Solutions, Inc. | North Billerica | MA | — | ◇ UNVERIFIED |
| UOUsdol Osha- North Aurora | Savanna | IL | — | ◇ UNVERIFIED |
| UOUsdol Osha- North Aurora | Rockford | IL | — | ◇ UNVERIFIED |
| UOUsdol Osha- North Aurora | Loves Park | IL | — | ◇ UNVERIFIED |
| UNU.s. Navy Combat System Engineering Development Site | Moorestown | NJ | — | ◇ UNVERIFIED |
| UAUtc Aerospace Systems - Eagan | Eagan | MN | — | ◇ UNVERIFIED |
| ULUtiliquest LLC | Beltsville | MD | — | ◇ UNVERIFIED |
| VIVaisala INC. | Woburn | MA | — | ◇ UNVERIFIED |
| VIVaisala, INC | Kodiak | AK | — | ◇ UNVERIFIED |
| VAVal Avionics LTD | Salem | OR | — | ◇ UNVERIFIED |
| VFValley Fastener Group LLC | Aurora | IL | — | ◇ UNVERIFIED |
| VIValley-todeco, INC | Sylmar | CA | — | ◇ UNVERIFIED |
| VVValley View Energy Storage Project | Jessup, Borough of | PA | — | ◇ UNVERIFIED |
| VGVamp Global Solutions LLC | Trenton | MI | — | ◇ UNVERIFIED |
| VGVan Gorp CORP | Pella | IA | — | ◇ UNVERIFIED |
| VZVan Zeeland Manufacturing INC | Little Chute | WI | — | ◇ UNVERIFIED |
| VAVazquez Auto Electric | Jurupa Valley | CA | — | ◇ UNVERIFIED |
| VAVenture Aero Bearings | Ladson | SC | — | ◇ UNVERIFIED |
| VTVictor Tool Co., INC. | Meriden | CT | — | ◇ UNVERIFIED |
| VBVimont Brothers LLC | Darien | IL | — | ◇ UNVERIFIED |
| VIVisioneering INC | Fraser | MI | — | ◇ UNVERIFIED |
| VCVogelsang Corporation | Mount Sterling | KY | — | ◇ UNVERIFIED |
| VVoi-shan/chatsworth | Chatsworth | CA | — | ◇ UNVERIFIED |
| WTWa317947476 - Trufab LLC | Shelton | WA | — | ◇ UNVERIFIED |
| WMWa317947659 - Moxee Innovations CORP | Yakima | WA | — | ◇ UNVERIFIED |
| WAWa317947827 - Afab Enterprises LLC | Anacortes | WA | — | ◇ UNVERIFIED |
| WHWa317948263 - Honeywell International | Renton | WA | — | ◇ UNVERIFIED |
| WFWallen's Furniture | Greeneville | TN | — | ◇ UNVERIFIED |
| WEWard Engineering INC | North Hollywood | CA | — | ◇ UNVERIFIED |
| WSWards Science | Rochester | NY | — | ◇ UNVERIFIED |
| WIWarner Industrial | Fort Bragg | NC | — | ◇ UNVERIFIED |
