| SCSpringfield Coal CO | Waltonville | IL | — | ◇ UNVERIFIED |
| SSSqg Specialists INC | Salem | OR | — | ◇ UNVERIFIED |
| SCStabond CORP | Gardena | CA | — | ◇ UNVERIFIED |
| SISta-lube INC | Compton | CA | — | ◇ UNVERIFIED |
| SCStamford CORP I | Stamford | CT | — | ◇ UNVERIFIED |
| SIStar-glo Industries INC | East Rutherford | NJ | — | ◇ UNVERIFIED |
| SNStark Northeast Oil CORP | Schenectady | NY | — | ◇ UNVERIFIED |
| STSta Technologies INC | Albuquerque | NM | — | ◇ UNVERIFIED |
| SMStellar Manufacturing, INC. | Hazelwood | MO | — | ◇ UNVERIFIED |
| SCSteris CORP | Chester | NY | — | ◇ UNVERIFIED |
| SSSterling Services, LTD. | Hamtramck | MI | — | ◇ UNVERIFIED |
| SPSterno Products | Memphis | TN | — | ◇ UNVERIFIED |
| SPStp Products Manufacturing | Garland | TX | — | ◇ UNVERIFIED |
| SPStp Products Manufacturing Company | Vandalia | OH | — | ◇ UNVERIFIED |
| SCStruktol CO. of America | Villa Rica | GA | — | ◇ UNVERIFIED |
| SCStutz CO | Chicago | IL | — | ◇ UNVERIFIED |
| SCSunbelt Chemicals | Dallas | TX | — | ◇ UNVERIFIED |
| SFSundrop Fuels Louisiana LLC - Rapides Station Fuels Facility | Boyce | LA | — | ◇ UNVERIFIED |
| SOSuperior Oil Company-closed | Nashville | TN | — | ◇ UNVERIFIED |
| SCSynectic CORP | Saint Albans | WV | — | ◇ UNVERIFIED |
| SRSynergy Recycling LLC | Kingsland | GA | — | ◇ UNVERIFIED |
| SRSynergy Recycling, LLC | Saint Marys | GA | — | ◇ UNVERIFIED |
| SCSyntech Cedar Port | Baytown | TX | — | ◇ UNVERIFIED |
| TITacc International Corporation Formerly Sta Put Incorporated | Cartersville | GA | — | ◇ UNVERIFIED |
| TTaconic | La Verne | CA | — | ◇ UNVERIFIED |
| TCTapecoat CO INC | Evanston | IL | — | ◇ UNVERIFIED |
| TOTeam Oil Tools | Tulsa | OK | — | ◇ UNVERIFIED |
| TATear a Part Auto Recycling | Salt Lake City | UT | — | ◇ UNVERIFIED |
| TPTechnick Products INC | South Plainfield | NJ | — | ◇ UNVERIFIED |
| TSTec Specialty Products, LLC | Aurora | IL | — | ◇ UNVERIFIED |
| TFTenax Finishing Products CO | Newark | NJ | — | ◇ UNVERIFIED |
| TITerminix International-warehouse | Memphis | TN | — | ◇ UNVERIFIED |
| TRTexas Refinery CORP. | Mansfield | TX | — | ◇ UNVERIFIED |
| TAThales Avionics INC | Piscataway | NJ | — | ◇ UNVERIFIED |
| TAThe Andersons Maumee Complex | Maumee | OH | — | ◇ UNVERIFIED |
 The Euclid Chemical Company | Odessa | FL | — | ◇ UNVERIFIED |
| TFThermo Fluids INC | North Las Vegas | NV | — | ◇ UNVERIFIED |
| TSThe Specialty Manufacturing CO | White Bear Lake | MN | — | ◇ UNVERIFIED |
| TCThoroflush CORP | Monroe | MI | — | ◇ UNVERIFIED |
| TTiremaxx | Livonia | MI | — | ◇ UNVERIFIED |
| TCToll Compaction Group LLC | Belpre | OH | — | ◇ UNVERIFIED |
| TBTrc Buyer CO Dba the Ruscoe CO Plant 1 | Akron | OH | — | ◇ UNVERIFIED |
| TITreoil Industries | Ferndale | WA | — | ◇ UNVERIFIED |
| TPTri Pac, INC | Vandalia | MI | — | ◇ UNVERIFIED |
| TETruck Equipment Fabrication | Santa Clarita | CA | — | ◇ UNVERIFIED |
| TITruetech INC | Riverhead | NY | — | ◇ UNVERIFIED |
| TSTru Seal Technologies INC | Barbourville | KY | — | ◇ UNVERIFIED |
| TPTui Products CORP | Fort Myers | FL | — | ◇ UNVERIFIED |
| TATyco Adhesives LP | Lexington | MA | — | ◇ UNVERIFIED |
| UAUltra Additives LLC | Bloomfield | NJ | — | ◇ UNVERIFIED |
| UCUngerer & CO CORP | Lincoln Park | NJ | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP | Torrance | CA | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP Holz Impoundment | Near South Charleston | WV | — | ◇ UNVERIFIED |
| UIUniseal Incorporated | Evansville | IN | — | ◇ UNVERIFIED |
| UEUnited Elchem Industries | Dallas | TX | — | ◇ UNVERIFIED |
| UPUnited Parcel Service - Ramapo Ridge (njrar) | Mahwah | NJ | — | ◇ UNVERIFIED |
| USUnited Salt Corporation | Missouri City | TX | — | ◇ UNVERIFIED |
| USUnivar Solutions Liquids Plant Legacy Magnablend | Waxahachie | TX | — | ◇ UNVERIFIED |
| USUnivar Solutions Ssc Facility | Waxahachie | TX | — | ◇ UNVERIFIED |
| UUUnivar Usa, INC - Williston | Williston | ND | — | ◇ UNVERIFIED |
| UOUniversal Oil Products (chemical Division) | East Rutherford | NJ | — | ◇ UNVERIFIED |
 Urban Electric Power INC | Pearl River | NY | — | ◇ UNVERIFIED |
| USUsc Saltville Brine LLC | Saltville | VA | — | ◇ UNVERIFIED |
| UEUS Ecology Mobile Recycling, INC. | Mount Airy | NC | — | ◇ UNVERIFIED |
| UOUsher Oil Service INC | Detroit | MI | — | ◇ UNVERIFIED |
| UWU.s. Water Services | Aberdeen | MD | — | ◇ UNVERIFIED |
| UWUS Water Services INC | Cambridge | MN | — | ◇ UNVERIFIED |
| VCVacuform CORP | Columbus | OH | — | ◇ UNVERIFIED |
| VFValue Fragrances & Flavors | Goshen | NY | — | ◇ UNVERIFIED |
| VCValvoline CO | Cincinnati | OH | — | ◇ UNVERIFIED |
| VCValvoline Company | Sant Fe Springs | CA | — | ◇ UNVERIFIED |
| VSVapor Source Hq | Pueblo | CO | — | ◇ UNVERIFIED |
| VSVarian Sample Preparation Products | Harbor City | CA | — | ◇ UNVERIFIED |
| VMVersum Materials US LLC - Suite 101 | Tempe | AZ | — | ◇ UNVERIFIED |
| VCVertex Chemical Corporation Memphis, Tn | Memphis | TN | — | ◇ UNVERIFIED |
| VUVesuvius USA Site | Chehalis | WA | — | ◇ UNVERIFIED |
| WIWarren Industrial Lubricants CO | San Antonio | TX | — | ◇ UNVERIFIED |
| WOWarren Oil CO INC | Dunn | NC | — | ◇ UNVERIFIED |
| WPWastech Processing and Recovery Center | Portland | OR | — | ◇ UNVERIFIED |
| WIWatcon, INC | South Bend | IN | — | ◇ UNVERIFIED |
| WWWa Wood Company | Everett | MA | — | ◇ UNVERIFIED |
| WCWebcraft Chemicals Craig Ashesives Div | Newark | NJ | — | ◇ UNVERIFIED |
| WMWelco Manufacturing Company | Kansas City | MO | — | ◇ UNVERIFIED |
| WWWellons Water Technology | Vancouver | WA | — | ◇ UNVERIFIED |
| WAWestech Aerosol Corporation | Port Orchard | WA | — | ◇ UNVERIFIED |
| WFWestwego Facility | Westwego | LA | — | ◇ UNVERIFIED |
| WMWhitmore Mfg CO | Cleveland | OH | — | ◇ UNVERIFIED |
| WIWilcorp Inds INC -bil | Billings | MO | — | ◇ UNVERIFIED |
| WPWilpak Plastics Industries INC | Kearny | NJ | — | ◇ UNVERIFIED |
| WMWinnemucca Municipal Airport Nw Quadrant | Winnemucca | NV | — | ◇ UNVERIFIED |
| WPWorld Petroleum CORP | Punta Gorda | FL | — | ◇ UNVERIFIED |
| WGW.r. Grace & CO. - Conn. Grace Construction Products | Houston | TX | — | ◇ UNVERIFIED |
| WGW.r. Grace & Company, Darex Container Products | Atlanta | GA | — | ◇ UNVERIFIED |
| WRW R Grace & Company Incorporated | Clearfield | UT | — | ◇ UNVERIFIED |
| WOWright Oil Company | San Antonio | TX | — | ◇ UNVERIFIED |
| WMWr Meadows | Benicia | CA | — | ◇ UNVERIFIED |
| WOWynn Oil CO | Azusa | CA | — | ◇ UNVERIFIED |
| XIX-chem INC | Harahan | LA | — | ◇ UNVERIFIED |
| XNXl North Specialty Chemical Div. Textile Rubber & Chemical | Fall River | MA | — | ◇ UNVERIFIED |
| XLXp Lab INC | Poway | CA | — | ◇ UNVERIFIED |
