| TBTbc Boca 901 Manufacturing | Boca Raton | FL | — | ◇ UNVERIFIED |
| TCTechni Chem Corporation | Boise | ID | — | ◇ UNVERIFIED |
| TDTeel Das, LLC | Baraboo | WI | — | ◇ UNVERIFIED |
| TCTek Chemical Site | Portland | OR | — | ◇ UNVERIFIED |
| TPTekni Plex INC | Branchburg | NJ | — | ◇ UNVERIFIED |
| TATeknor Apex | Saint Albans | VT | — | ◇ UNVERIFIED |
| TATeknor Apex CO | Attleboro | MA | — | ◇ UNVERIFIED |
| TATeknor Apex Company, Maclin Division | City of Industry | CA | — | ◇ UNVERIFIED |
| TTeknos | Charlotte | NC | — | ◇ UNVERIFIED |
| TITempil INC | South Plainfield | NJ | — | ◇ UNVERIFIED |
| TOTencate Ohio | Hebron | OH | — | ◇ UNVERIFIED |
| TPTencate Performance Composites | Camarillo | CA | — | ◇ UNVERIFIED |
| TPTenneco Polymers INC | Flemington | NJ | — | ◇ UNVERIFIED |
| TMTerra Mississippi Nitrogen (melamine Facility) | Donaldsonville | LA | — | ◇ UNVERIFIED |
| TPTeva Parenteral Medicines, INC. | Irvine | CA | — | ◇ UNVERIFIED |
| TPTeva Pharmaceuticals USA INC | Mexico | MO | — | ◇ UNVERIFIED |
| TFTexas Fluorescence Laboratories | Austin | TX | — | ◇ UNVERIFIED |
| TGTexas Gulf Industries, INC. | Baltimore | MD | — | ◇ UNVERIFIED |
| TCThe Clorox CO | Los Angeles | CA | — | ◇ UNVERIFIED |
| TCThe Clorox Company | Pleasanton | CA | — | ◇ UNVERIFIED |
| TDThe Dial Corporation - Henkel Facility | Scottsdale | AZ | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Joliet | IL | — | ◇ UNVERIFIED |
| TGThe Geon Company | Deer Park | TX | — | ◇ UNVERIFIED |
| THThe Hallstar Company / Biochemica | Melbourne | FL | — | ◇ UNVERIFIED |
| THThe Hampshire CO | Totowa | NJ | — | ◇ UNVERIFIED |
| TJThe J M Fry CO | Richmond | VA | — | ◇ UNVERIFIED |
| TLThe Lewis Chemical CO. | Rome | GA | — | ◇ UNVERIFIED |
| TMThe Marbleworks | North Port | FL | — | ◇ UNVERIFIED |
| TLTheochem Laboratories INC | Tampa | FL | — | ◇ UNVERIFIED |
| TLTheodor Leonhard Wax Company, INC. | Haledon | NJ | — | ◇ UNVERIFIED |
| TPThe P D George Company | Fort Wayne | IN | — | ◇ UNVERIFIED |
| TPThe Procter & Gamble CO | Avenel | NJ | — | ◇ UNVERIFIED |
| TCThermedia CORP Shelton | Shelton | WA | — | ◇ UNVERIFIED |
| TPThermedics Polymer Products | Woburn | MA | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific | Ridgefield | NJ | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific | Bedford, Town of | MA | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific | Bend | OR | — | ◇ UNVERIFIED |
| TPThermoplastic Processes INC | Stirling | NJ | — | ◇ UNVERIFIED |
| TSThe Sun Products Corporation | Baltimore | MD | — | ◇ UNVERIFIED |
| TSThomas Swan Opelika, INC. | Opelika | AL | — | ◇ UNVERIFIED |
| TCThree Creek Bioenergy | Sheffield | OH | — | ◇ UNVERIFIED |
| TDThree Dimensional Ch | Danvers | MA | — | ◇ UNVERIFIED |
| TLTicona LLC | Summit | NJ | — | ◇ UNVERIFIED |
| TPTicona Polymers, INC. | Lebanon | TN | — | ◇ UNVERIFIED |
| TPTicona Polymers, INC. | Bishop | TX | — | ◇ UNVERIFIED |
| TCTishcon CORP | Salisbury | MD | — | ◇ UNVERIFIED |
| TCTishcon Corporation | Westbury | NY | — | ◇ UNVERIFIED |
| TTolmar | Windsor | CO | — | ◇ UNVERIFIED |
| TTolmar | Fort Collins | CO | — | ◇ UNVERIFIED |
| TITopiderm INC | Amityville | NY | — | ◇ UNVERIFIED |
| TCTotal Clean Pasadena Tank Wash | Pasadena | TX | — | ◇ UNVERIFIED |
| TLTower Laboratories LTD | Montague | MI | — | ◇ UNVERIFIED |
| TFToxguard Fluid Technologies INC | Stanton | CA | — | ◇ UNVERIFIED |
| TIToyo Ink America, LLC | Wood Dale | IL | — | ◇ UNVERIFIED |
| TSTrelleborg Sealing Solutions US INC | Elk Rapids | MI | — | ◇ UNVERIFIED |
| TITriangle Ink CO INC | Wallington | NJ | — | ◇ UNVERIFIED |
| TBTrilink Biotechnologies | San Diego | CA | — | ◇ UNVERIFIED |
| TBTrilink Biotechnologies, INC | San Diego | CA | — | ◇ UNVERIFIED |
| TCTrimont Chemicals INC | Peabody | MA | — | ◇ UNVERIFIED |
| TLTrinseo LLC (p1025) | Midland | MI | — | ◇ UNVERIFIED |
| TSTripharm Services, INC - Suite 100 (dba Alcami) | Morrisville | NC | — | ◇ UNVERIFIED |
| TITri-star Industrial Products INC | Downey | CA | — | ◇ UNVERIFIED |
| THTri-state Hospital Supply CORP | Yuma | AZ | — | ◇ UNVERIFIED |
| TTTri Tech Laboratories INC | Lynchburg | VA | — | ◇ UNVERIFIED |
| TMTroy Manufacturing, INC. | Hazleton | PA | — | ◇ UNVERIFIED |
| TTrulieve | Quincy | FL | — | ◇ UNVERIFIED |
| TPTubed Products INC | Oxnard | CA | — | ◇ UNVERIFIED |
| TPTulex Pharmaceuticals | Cranbury | NJ | — | ◇ UNVERIFIED |
| TCTuthill CORP Coppus Turbin | Millbury | MA | — | ◇ UNVERIFIED |
| TCTwentyfirst Century Biochemic | Marlborough | MA | — | ◇ UNVERIFIED |
| TLTwersky Louis S | Brooklyn | NY | — | ◇ UNVERIFIED |
| TGTw Graphics | Commerce | CA | — | ◇ UNVERIFIED |
| TITwi-laq Industries INC | Bronx | NY | — | ◇ UNVERIFIED |
| TBTwist Bioscience | Wilsonville | OR | — | ◇ UNVERIFIED |
| URUcar Resinas Caribe INC. | Bayamon | PR | — | ◇ UNVERIFIED |
| ULUltratab Laboratories | Highland | NY | — | ◇ UNVERIFIED |
| UTUltra Tech Extrusions of Tennessee INC. | Rocky Top | TN | — | ◇ UNVERIFIED |
| UMUmi Metalfab | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| UNUnc Naval Products | Norwich | CT | — | ◇ UNVERIFIED |
| ULUnifi-kinston LLC | Kinston | NC | — | ◇ UNVERIFIED |
| UHUnilever Home & Personal Care USA | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| UMUnilever Manufacturing | Jonesboro | AR | — | ◇ UNVERIFIED |
| UCUnion Carbide Corporation, Bound Brook Site | Piscataway | NJ | — | ◇ UNVERIFIED |
| UCUnion Carbide Corporation - Ucar Emulsion Systems | Garland | TX | — | ◇ 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 |
| URUnited Resins INC | Pittsgrove Township | NJ | — | ◇ UNVERIFIED |
| UTUnited Therapeutics Corporation | Rtp | NC | — | ◇ UNVERIFIED |
| UTUnited Therapeutics Corporation | Manchester | NH | — | ◇ UNVERIFIED |
| UBUniversal Bioenergy of North America INC | Nettleton | MS | — | ◇ UNVERIFIED |
| UOUniversity of Michigan- Former Pfizer Global R&d | Ann Arbor | MI | — | ◇ UNVERIFIED |
| UOUniversity of Portland | Portland | OR | — | ◇ UNVERIFIED |
| UPUpm Pharmaceuticals, INC | Baltimore | MD | — | ◇ UNVERIFIED |
| UIUraseal INC | Dover | NH | — | ◇ UNVERIFIED |
| UTUrethane Technology CO INC Plant | Newburgh | NY | — | ◇ UNVERIFIED |
| UBUrnex Brand INC | Elmsford | NY | — | ◇ UNVERIFIED |
| UEUSA Environment | Pasadena | TX | — | ◇ UNVERIFIED |