 United Fiberglass of America INC (0812100565) | Springfield | OH | — | ◇ UNVERIFIED |
| UMUnited Metal Finishers | Chicago | IL | — | ◇ UNVERIFIED |
| UMUnited Metal Finishing, INC. of Greensboro | Greensboro | NC | — | ◇ UNVERIFIED |
| USUnited Silk Screeners INC | Cedar Grove Township | NJ | — | ◇ UNVERIFIED |
| USUnited Solar Ovonic | Auburn Hills | MI | — | ◇ UNVERIFIED |
| UTUnited Technologies Automotive Sys INC | Union City | IN | — | ◇ UNVERIFIED |
| UCUniversal Compression INC | Tulsa | OK | — | ◇ UNVERIFIED |
| UCUniversal Cyclops Specialty Steel Div | Titusville | PA | — | ◇ UNVERIFIED |
| UFUniversal Fixture CORP | Brooklyn | NY | — | ◇ UNVERIFIED |
| UMUniversal Marine & Industrial Services | Mobile | AL | — | ◇ UNVERIFIED |
| UMUniversal Metal Plating | Azusa | CA | — | ◇ UNVERIFIED |
| UPUniversal Plating | Morganfield | KY | — | ◇ UNVERIFIED |
| UPUniversal Plating Company, INC. | Providence | RI | — | ◇ UNVERIFIED |
| UPUniversal Plating, INC. | Akron | OH | — | ◇ UNVERIFIED |
| USUniversal Sheetmetal INC | Woodinville | WA | — | ◇ UNVERIFIED |
| UTUniversal Tool & Engineering | Indianapolis | IN | — | ◇ UNVERIFIED |
| UPUniversity Plating CO | San Jose | CA | — | ◇ UNVERIFIED |
| UMUniwall Mfg. CO. (1576111601) | Louisville | OH | — | ◇ UNVERIFIED |
| UUnknown | Topeka | KS | — | ◇ UNVERIFIED |
| URUnlimited Resources Corporation | Cairo | MO | — | ◇ UNVERIFIED |
| UTUop Tonawanda | Tonawanda | NY | — | ◇ UNVERIFIED |
| UIUpm INC | Baldwin Park | CA | — | ◇ UNVERIFIED |
| UNUp North Industries LLC | Petoskey | MI | — | ◇ UNVERIFIED |
| UPUpper Peninsula Machine & Engineering CO | Powers | MI | — | ◇ UNVERIFIED |
| UNUsaf Norton Air Force Base | San Bernardino | CA | — | ◇ UNVERIFIED |
| UNUsag Natick Ssc | Natick | MA | — | ◇ UNVERIFIED |
| UTUSA Today National Rack Center | Murfreesboro | TN | — | ◇ UNVERIFIED |
| UAUS Auto Radiator Manufacturing CORP | Highland Park | MI | — | ◇ UNVERIFIED |
| UCUS Castings LLC | Entiat | WA | — | ◇ UNVERIFIED |
| UIU.s.c.g. Isc San Pedro | San Pedro | CA | — | ◇ UNVERIFIED |
| UCUS Chemical Storage Plant 2 | Wilkesboro | NC | — | ◇ UNVERIFIED |
| UCUS Chrome CORP of Pennsylvania | Norristown | PA | — | ◇ 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 |
| UFUS Farathane | Sterling Heights | MI | — | ◇ UNVERIFIED |
| USU S Farathane CORP | Utica | MI | — | ◇ UNVERIFIED |
| UFUS Farathane CORP - Auburn Hills | Auburn Hills | MI | — | ◇ UNVERIFIED |
| USU S Farathane Corporation | Lake Orion | MI | — | ◇ UNVERIFIED |
| UFUS Farathane Corporation | Jackson | TN | — | ◇ UNVERIFIED |
| UFUS Farathane-merrill Rd | Sterling Heights | MI | — | ◇ UNVERIFIED |
| UFUS Farathane - Port Huron | Port Huron | MI | — | ◇ UNVERIFIED |
| USU S Forgecraft CORP. | Fort Smith | AR | — | ◇ UNVERIFIED |
| UNUS Naval Weapons Station Yorktown - Cheatham Annex | Yorktown | VA | — | ◇ UNVERIFIED |
| UWUsnr Woodland Division | Woodland | WA | — | ◇ UNVERIFIED |
| UMUsona Metal Finishing LLC | Saint Louis | MO | — | ◇ UNVERIFIED |
| USU S Radiator Corporation | Los Angeles | CA | — | ◇ UNVERIFIED |
| UGUssc Group INC | Exton | PA | — | ◇ UNVERIFIED |
| UMUst Media INC | Macon | GA | — | ◇ UNVERIFIED |
| UOUtility Optimization Group LLC | Pascagoula | MS | — | ◇ UNVERIFIED |
