| SSStar Seal of Minnesota INC | Shakopee | MN | — | ◇ UNVERIFIED |
| SSStar Service, INC. | Geismar | LA | — | ◇ UNVERIFIED |
| SOState of Delaware Graphics & Printing - 604 Otis Dr, Dover | Dover | DE | — | ◇ UNVERIFIED |
| SStepan | Wilmington | NC | — | ◇ UNVERIFIED |
| SNStillman Northern CORP | East Syracuse | NY | — | ◇ UNVERIFIED |
| SAStonehouse Acquisition CO Llc/chambersburg | Chambersburg | PA | — | ◇ UNVERIFIED |
| SDStonewall Distribution Center | Winchester | VA | — | ◇ UNVERIFIED |
| SLStop Look Plastics | La Habra | CA | — | ◇ UNVERIFIED |
| SPStrout Plastics - Lakeville | Lakeville | MN | — | ◇ UNVERIFIED |
| SIStyrotek INC. | Delano | CA | — | ◇ UNVERIFIED |
| SBSumitomo Backlite North America | Kenton | OH | — | ◇ UNVERIFIED |
| SPSumitomo Plastics America INC | Santa Clara | CA | — | ◇ UNVERIFIED |
| SPSummit Plastics, INC | Summit | MS | — | ◇ UNVERIFIED |
| SBSun Beaver Term/vanport | Vanport | PA | — | ◇ UNVERIFIED |
| SCSunbelt Chemicals INC | Gulfport | MS | — | ◇ UNVERIFIED |
| SCSuncast CORP | Batavia | IL | — | ◇ UNVERIFIED |
| SPSuncoast Plastic Fabrication, INC. | Valrico | FL | — | ◇ UNVERIFIED |
| SCSun Color Corporation | North Canton | OH | — | ◇ UNVERIFIED |
| SPSunoco Partners M & T - Beaver Terminal | Vanport | PA | — | ◇ UNVERIFIED |
| SRSunoco R&m Bayport Polypropylene | Pasadena | TX | — | ◇ UNVERIFIED |
| SRSunpol Resins & Polymers INC | Fairfield | CA | — | ◇ UNVERIFIED |
| SFSunrise Fiberglass Engineering Site | Shelton | WA | — | ◇ UNVERIFIED |
| SFSuperior Fibers - Vanceburg LLC | Vanceburg | KY | — | ◇ UNVERIFIED |
| SMSuperior Manufacturing Group | Moselle | MS | — | ◇ UNVERIFIED |
| SPSuperior Plastic Fabrication Inc | Gardena | CA | — | ◇ UNVERIFIED |
| SPSuperior Polymers, LLC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| SSSupracor Systems INC | San Jose | CA | — | ◇ UNVERIFIED |
| SPSurraj Plastic Co. | Garden Grove | CA | — | ◇ UNVERIFIED |
| SNSurteco North Amer Inc/auburn Plt Fka Reneer Films | Auburn | PA | — | ◇ UNVERIFIED |
| SGSwm Greenfield | Greenfield | MA | — | ◇ UNVERIFIED |
| SGSwm Greenfield | Greenfield | MA | — | ◇ UNVERIFIED |
| SMSyfan Manufacturing, INC. | Everetts | NC | — | ◇ UNVERIFIED |
| SSylvania | Fort Worth | TX | — | ◇ UNVERIFIED |
| SISyncro INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| STSynder Tx Conroe | Conroe | TX | — | ◇ UNVERIFIED |
| STSyntech Technology INC | Springfield | VA | — | ◇ UNVERIFIED |
| SISynthomer INC | Fitchburg | MA | — | ◇ UNVERIFIED |
| SFSysco Food Services | Walnut | CA | — | ◇ UNVERIFIED |
| SSSystem Seals INC | Brecksville | OH | — | ◇ UNVERIFIED |
| TMTacoma Metals INC | Tacoma | WA | — | ◇ UNVERIFIED |
| TPTalco Plastics | Long Beach | CA | — | ◇ UNVERIFIED |
| TTTank Tech Inc/bridgeport Chemical INC | Sikeston | MO | — | ◇ UNVERIFIED |
| TPTarget Plastics CO INC | Corona | CA | — | ◇ UNVERIFIED |
| TMTaylor Made Fiberglass, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| TATech America | Corona | CA | — | ◇ UNVERIFIED |
| TRTechnical Resin Packaging INC | Brooklyn Park | MN | — | ◇ UNVERIFIED |
| TGTee Group Films | Ladd | IL | — | ◇ UNVERIFIED |
| TPTejas Plastics, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| TPTekni Plex INC | Branchburg | NJ | — | ◇ UNVERIFIED |
| TATeknor Apex-north Carolina | Jamestown | NC | — | ◇ UNVERIFIED |
| TMTerra Mississippi Nitrogen (melamine Facility) | Donaldsonville | LA | — | ◇ UNVERIFIED |
| TTTex Trude LP | Channelview | TX | — | ◇ UNVERIFIED |
| TAThe Alpha Corporation of Tennessee INC | Perris | CA | — | ◇ UNVERIFIED |
| TAThe Art Lithocraft Company | Modesto | CA | — | ◇ UNVERIFIED |
| TDThe Dow Chemical CO | Joliet | IL | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Plaquemine | LA | — | ◇ UNVERIFIED |
| TFThe Fountain People, INC. | San Marcos | TX | — | ◇ UNVERIFIED |
| TGThe Geon Company | Deer Park | TX | — | ◇ UNVERIFIED |
| TMThe Marbleworks | North Port | FL | — | ◇ UNVERIFIED |
| TMThe Mundy Companies | Pasadena | TX | — | ◇ UNVERIFIED |
 The New York Blower Company | Philadelphia | MS | — | ◇ UNVERIFIED |
| TPThe P D George Company | Fort Wayne | IN | — | ◇ UNVERIFIED |
| TPThermedics Polymer Products | Woburn | MA | — | ◇ UNVERIFIED |
| TFThermo Fisher Scientific | Bedford, Town of | MA | — | ◇ UNVERIFIED |
| TPThermoplastic Processes INC | Stirling | NJ | — | ◇ UNVERIFIED |
| TPThermwell Products Co., INC. | Mahwah | NJ | — | ◇ UNVERIFIED |
| TRThe Rtr Group INC | Fayetteville | TN | — | ◇ UNVERIFIED |
| TLThornhill LLC | Monroe | MI | — | ◇ UNVERIFIED |
| TLTicona LLC | Summit | NJ | — | ◇ UNVERIFIED |
| TPTicona Polymers INC. | Florence | KY | — | ◇ UNVERIFIED |
| TPTkm Plastics LP | Arlington | TX | — | ◇ UNVERIFIED |
| TPTm Poly-film, INC. | Valdosta | GA | — | ◇ UNVERIFIED |
| TCTooling & Components Corp | Toledo | OH | — | ◇ UNVERIFIED |
| TPToray Plastics America INC Trea Div | North Kingstown | RI | — | ◇ UNVERIFIED |
| TMTotal Molding Solutions INC | Tecumseh | MI | — | ◇ UNVERIFIED |
| TPTotal Petrochemicals & Refining Usa, INC. | La Porte | TX | — | ◇ UNVERIFIED |
| TSTotal Source Molders, INC. | Reinbeck | IA | — | ◇ UNVERIFIED |
| TIToter INC | Sanger | CA | — | ◇ UNVERIFIED |
 Tournesol Siteworks | Fremont | CA | — | ◇ UNVERIFIED |
| TPT P Developed Parcel Limited Liability CORP | Remington | VA | — | ◇ UNVERIFIED |
| TITrancendia, INC. | Elkridge | MD | — | ◇ UNVERIFIED |
| TITranscendia INC | Franklin Park | IL | — | ◇ UNVERIFIED |
| TATranscontinental Ac US LLC | Matthews | NC | — | ◇ UNVERIFIED |
| TCTransilwrap Company INC | Greenville | SC | — | ◇ UNVERIFIED |
| TATransparent Armor LLC | South Charleston | WV | — | ◇ UNVERIFIED |
| TPTransparent Protection Systems INC | West Palm Beach | FL | — | ◇ UNVERIFIED |
| TCTredegar Corporation | Terre Haute | IN | — | ◇ UNVERIFIED |
| TFTredegar Film Prod Inc/pottsville | Mar Lin | PA | — | ◇ UNVERIFIED |
| TFTredegar Film Products | Pottsville | PA | — | ◇ UNVERIFIED |
| TFTredegar Film Products - Lake Zurich INC | Lake Zurich | IL | — | ◇ UNVERIFIED |
| TITrew Ind Wheels INC | Nashville | TN | — | ◇ UNVERIFIED |
| TCTribotech Composites INC | Valley View | OH | — | ◇ UNVERIFIED |
| TPTri-mack Plastic Mfg. CORP | Bristol | RI | — | ◇ UNVERIFIED |
| TCTrimont Chemicals INC | Peabody | MA | — | ◇ UNVERIFIED |
| TLTrinseo LLC. | Exton | PA | — | ◇ UNVERIFIED |
| TLTrinseo, LLC - Allyn's Point | Gales Ferry | CT | — | ◇ UNVERIFIED |
| TLTrinseo, LLC - Allyn's Point | Ledyard | CT | — | ◇ UNVERIFIED |
| TLTrinseo LLC (p1025) | Midland | MI | — | ◇ UNVERIFIED |
| TITrowelon INC | Oneida | WI | — | ◇ UNVERIFIED |
| TETuftane Extrusion Technologies Incorporated | Fall River | MA | — | ◇ UNVERIFIED |
