| TCToll Compaction Group LLC | Belpre | OH | — | ◇ UNVERIFIED |
| TTolmar | Windsor | CO | — | ◇ UNVERIFIED |
| TTolmar | Fort Collins | CO | — | ◇ UNVERIFIED |
| TITopiderm INC | Amityville | NY | — | ◇ UNVERIFIED |
| TAToshiba America Information Systems Incorporated Toner Products Division | Mitchell | SD | — | ◇ UNVERIFIED |
| TCTotal Clean Pasadena Tank Wash | Pasadena | TX | — | ◇ UNVERIFIED |
| TLTower Laboratories LTD | Montague | MI | — | ◇ UNVERIFIED |
| TFToxguard Fluid Technologies INC | Stanton | CA | — | ◇ UNVERIFIED |
| TMToyoda Machinery USA INC | Teterboro | NJ | — | ◇ UNVERIFIED |
| TZTrace Zero INC | Auburn Hills | MI | — | ◇ UNVERIFIED |
| TBTrilink Biotechnologies | San Diego | CA | — | ◇ UNVERIFIED |
| TBTrilink Biotechnologies, INC | San Diego | CA | — | ◇ UNVERIFIED |
| TPTri Pac INC. | South Bend | IN | — | ◇ UNVERIFIED |
| TPTri Pac, INC | Vandalia | MI | — | ◇ UNVERIFIED |
| TSTripharm Services, INC - Suite 100 (dba Alcami) | Morrisville | NC | — | ◇ UNVERIFIED |
| TITri-star Industrial Products INC | Downey | CA | — | ◇ UNVERIFIED |
| TTTri Tech Laboratories INC | Lynchburg | VA | — | ◇ UNVERIFIED |
| TITruetech INC | Riverhead | NY | — | ◇ UNVERIFIED |
| TPTulex Pharmaceuticals | Cranbury | NJ | — | ◇ UNVERIFIED |
| TSTuv Sud America Chemical Oil & Gas INC | Erie | MI | — | ◇ UNVERIFIED |
| TCTwentyfirst Century Biochemic | Marlborough | MA | — | ◇ UNVERIFIED |
| TLTwersky Louis S | Brooklyn | NY | — | ◇ UNVERIFIED |
| TITwi-laq Industries INC | Bronx | NY | — | ◇ UNVERIFIED |
| TBTwist Bioscience | Wilsonville | OR | — | ◇ UNVERIFIED |
| UAUltra Additives LLC | Bloomfield | NJ | — | ◇ UNVERIFIED |
| ULUltratab Laboratories | Highland | NY | — | ◇ UNVERIFIED |
| UAUmicore Autocat USA INC | Catoosa | OK | — | ◇ UNVERIFIED |
| UCUmicore Cobalt & Energy Products | Maxton | NC | — | ◇ UNVERIFIED |
| UPUmicore Precious Metals Chemistry (pmc) USA LLC | Catoosa | OK | — | ◇ UNVERIFIED |
| USUmicore Specialty Chemicals - Arab Facility | Arab | AL | — | ◇ UNVERIFIED |
| UMUmi Metalfab | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| UNUnc Naval Products | Norwich | CT | — | ◇ UNVERIFIED |
| UCUngerer & CO CORP | Lincoln Park | NJ | — | ◇ UNVERIFIED |
| UHUnilever Home & Personal Care USA | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| UMUnilever Manufacturing | Jonesboro | AR | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP | Torrance | CA | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP Holz Impoundment | Near South Charleston | WV | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP Tucker Latex Plant | Tucker | GA | — | ◇ UNVERIFIED |
| UWUnipak Warehouse Expansion | Louisville | KY | — | ◇ UNVERIFIED |
| UIUnited Initiators | Theodore | AL | — | ◇ UNVERIFIED |
| UMUnited Merchants & Mfg INC | Edison | NJ | — | ◇ UNVERIFIED |
| UOUnited Organics CORP | Williamston | NC | — | ◇ UNVERIFIED |
| UPUnited Parcel Service - Ramapo Ridge (njrar) | Mahwah | NJ | — | ◇ UNVERIFIED |
| USUnited Salt Corporation | Missouri City | TX | — | ◇ UNVERIFIED |
| UTUnited Therapeutics Corporation | Manchester | NH | — | ◇ UNVERIFIED |
| UTUnited Therapeutics Corporation | Rtp | NC | — | ◇ UNVERIFIED |
| USUnivar Solutions Liquids Plant Legacy Magnablend | Waxahachie | TX | — | ◇ UNVERIFIED |
| USUnivar Solutions Ssc Facility | Waxahachie | TX | — | ◇ UNVERIFIED |
| UUUnivar Usa, INC - Williston | Williston | ND | — | ◇ UNVERIFIED |
| UBUniversal Bioenergy of North America INC | Nettleton | MS | — | ◇ UNVERIFIED |
| UOUniversal Oil Products (chemical Division) | East Rutherford | NJ | — | ◇ UNVERIFIED |
| UPUniversal Packaging Systems, INC. Dba Paklab | Chino | CA | — | ◇ UNVERIFIED |
| UOUniversity of Michigan- Former Pfizer Global R&d | Ann Arbor | MI | — | ◇ UNVERIFIED |
| UOUniversity of Portland | Portland | OR | — | ◇ UNVERIFIED |
 Urban Electric Power INC | Pearl River | NY | — | ◇ UNVERIFIED |
| UUUrenco USA | Eunice | NM | — | ◇ UNVERIFIED |
| UBUrnex Brand INC | Elmsford | NY | — | ◇ UNVERIFIED |
| UEUSA Environment | Pasadena | TX | — | ◇ UNVERIFIED |
| UDUsalco/ Delta Chemical CORP | Ashtabula | OH | — | ◇ UNVERIFIED |
| UMUsalco Michigan City Plant, LLC | Michigan City | IN | — | ◇ UNVERIFIED |
| URUSA Resources Technology LLC | Elizabeth | NJ | — | ◇ UNVERIFIED |
| UAU.s. Army Longhorn Army Ammunition Plant | Karnack | TX | — | ◇ UNVERIFIED |
| UAUS Army Sunflower Ammunition Plant | De Soto | KS | — | ◇ UNVERIFIED |
| UBUS Biofuels INC. | Rome | GA | — | ◇ UNVERIFIED |
| UCUS Compounding, INC. | Conway | AR | — | ◇ UNVERIFIED |
| UU.s.cosmetics | Killingly (dayville) | CT | — | ◇ UNVERIFIED |
| USUsc Saltville Brine LLC | Saltville | VA | — | ◇ UNVERIFIED |
| UEUS Ecology Mobile Recycling, INC. | Mount Airy | NC | — | ◇ UNVERIFIED |
| UFUS Fuji Electric INC @ Rutgers Ind Center | Piscataway | NJ | — | ◇ UNVERIFIED |
| ULUspharma Ltd, CO. | Miami Lakes | FL | — | ◇ UNVERIFIED |
| UTUS Technology Recycling CORP | Canton | OH | — | ◇ UNVERIFIED |
| UTUS Titanium | Piney River | VA | — | ◇ UNVERIFIED |
| UWU.s. Water Services | Aberdeen | MD | — | ◇ UNVERIFIED |
| UWUS Water Services INC | Cambridge | MN | — | ◇ UNVERIFIED |
| USUtica Silicates Plt | Utica | IL | — | ◇ UNVERIFIED |
| UDUti / Diversey Distribution Center | Sturtevant | WI | — | ◇ UNVERIFIED |
| VCVacuform CORP | Columbus | OH | — | ◇ UNVERIFIED |
| VPValley Products Company | Memphis | TN | — | ◇ UNVERIFIED |
| VFValue Fragrances & Flavors | Goshen | NY | — | ◇ UNVERIFIED |
| VFVanguard / Frazer | Frazer | PA | — | ◇ UNVERIFIED |
| VSVantage Specialty Ingredients INC | Englewood | OH | — | ◇ UNVERIFIED |
| VSVapor Source Hq | Pueblo | CO | — | ◇ UNVERIFIED |
| VSVarian Sample Preparation Products | Harbor City | CA | — | ◇ UNVERIFIED |
| VIVarn International, INC. | Houston | TX | — | ◇ UNVERIFIED |
| VPVee Pak INC | Countryside | IL | — | ◇ UNVERIFIED |
| VLVenus Labs INC | Opa Locka | FL | — | ◇ UNVERIFIED |
| VMVersum Materials US LLC - Suite 101 | Tempe | AZ | — | ◇ UNVERIFIED |
| VIVer-tech INC | Rockford | MN | — | ◇ UNVERIFIED |
| VHVertellus Health & Specialty Products LLC | Delaware Water Gap | PA | — | ◇ UNVERIFIED |
| VVertex | Camanche | IA | — | ◇ UNVERIFIED |
| VCVertex Chemical Corporation Memphis, Tn | Memphis | TN | — | ◇ UNVERIFIED |
| VUVesuvius USA Site | Chehalis | WA | — | ◇ UNVERIFIED |
| VAVetio Animal Health | Jupiter | FL | — | ◇ UNVERIFIED |
| VMVibrantz Minerals | Houston | TX | — | ◇ UNVERIFIED |
| VIVigon International LLC | East Stroudsburg | PA | — | ◇ UNVERIFIED |
| VJVi Jon LLC | Saint Louis | MO | — | ◇ UNVERIFIED |
| VEViking Explosives LLC | Gillette | WY | — | ◇ UNVERIFIED |
| VPVils Pharma Coating INC | Edison | NJ | — | ◇ UNVERIFIED |
| VBVirdia B2x LLC - Raceland Plant | Raceland | LA | — | ◇ UNVERIFIED |
| VIVirdia INC | Danville | VA | — | ◇ UNVERIFIED |
