| RGRodney Griffin | Ontario | CA | — | ◇ UNVERIFIED |
| RARoehm America Bay City Site | Bay City | TX | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals Llc- Cincinnati Plant | Cincinnati | OH | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals Llc, Lone Star Plant | Deer Park | TX | — | ◇ UNVERIFIED |
| RARohm and Haas Electronic Materials Cmp INC | Newark | DE | — | ◇ UNVERIFIED |
| RHRohm & Haas Electronic Materials LLC | Freeport | NY | — | ◇ UNVERIFIED |
| RERohm-haas Electronics Material, LLC | North Andover | MA | — | ◇ UNVERIFIED |
| RCRolite CO | Hartland | WI | — | ◇ UNVERIFIED |
| RERomic Environmental Technologi | East Palo Alto | CA | — | ◇ UNVERIFIED |
| RMRonell Managed Services LLC | Hawthorne | NJ | — | ◇ UNVERIFIED |
| RCRooto CORP | Howell | MI | — | ◇ UNVERIFIED |
| RRRostam Reifschneider | San Diego | CA | — | ◇ UNVERIFIED |
| RCRsa CORP | Danbury | CT | — | ◇ UNVERIFIED |
| RSRuben S Avala High School/cvusd | Chino Hills | CA | — | ◇ UNVERIFIED |
| RCRudolf-venture Chemicals | Rock Hill | SC | — | ◇ UNVERIFIED |
| RVRv Vi 777 Mariners LLC | San Mateo | CA | — | ◇ UNVERIFIED |
| RPRycoline Products INC | Clifton | NJ | — | ◇ UNVERIFIED |
| SLSafesource LLC Ta Chemguard Products | Ijamsville | MD | — | ◇ UNVERIFIED |
| SKSafety Kleen Systems INC - South Plainfield Facility | South Plainfield | NJ | — | ◇ UNVERIFIED |
| SXSafuels X Renewable Fuels Facility | Williston | ND | — | ◇ UNVERIFIED |
| SCSaint-gobain Ceramic Materials / Innovative Organics | Anaheim | CA | — | ◇ UNVERIFIED |
| SGSalt Gen INC | Lindon | UT | — | ◇ UNVERIFIED |
| SFSalvador Fajardo Polishing | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| SBSandhill Bach Rng Facility | Dorchester | WI | — | ◇ UNVERIFIED |
| SFSandhill Five Star Rng | Elk Mound | WI | — | ◇ UNVERIFIED |
| SPSanitation Process Control LLC | Hayward | CA | — | ◇ UNVERIFIED |
| SPSanitek Prod. INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| SISanjel (usa) INC. | Odessa | TX | — | ◇ UNVERIFIED |
| SLSantolubes LLC | Saint Charles | MO | — | ◇ UNVERIFIED |
| SBSapp Bros Petroleum | Carter Lake | IA | — | ◇ UNVERIFIED |
| SBSapp Brothers, INC. | Omaha | NE | — | ◇ UNVERIFIED |
| SCSartomer CO | New Brunswick | NJ | — | ◇ UNVERIFIED |
| SCSasol Chemicals (usa) LLC | Baltimore | MD | — | ◇ UNVERIFIED |
| SCSasol Chem USA Llc/oil City | Oil City | PA | — | ◇ UNVERIFIED |
| SNSasol North America INC - Lab Plant | Westlake | LA | — | ◇ UNVERIFIED |
 Satellite Industries | Cedar Park | TX | — | ◇ UNVERIFIED |
| SASauget Area 2 Sites Group | Sauget | IL | — | ◇ UNVERIFIED |
| SSSavage Services CORP | Chicago | IL | — | ◇ UNVERIFIED |
| SRSavannah River Nuclear Solutions LLC - Savannah River Site | Aiken | SC | — | ◇ UNVERIFIED |
| SRScaffolding Rental & Erection Services, LLC | Wynnewood | OK | — | ◇ UNVERIFIED |
| SISccs, INC. | New Brockton | AL | — | ◇ UNVERIFIED |
| SFSc Fuel Stop | Los Angeles | CA | — | ◇ UNVERIFIED |
| SDScientific Design CO INC | Little Ferry | NJ | — | ◇ UNVERIFIED |
| SCS. C. Johnson Home Storage, LLC | Fresno | CA | — | ◇ UNVERIFIED |
| SJSc Johnson & Son INC | Bay City | MI | — | ◇ UNVERIFIED |
| SLScotts Liquid Gold INC | Denver | CO | — | ◇ UNVERIFIED |
| SMScrap Metal Services LLC | Blue Island | IL | — | ◇ UNVERIFIED |
| SFSeaboard Foods LLC / High Plains Bioenergy Biodiesel Prod | Guymon | OK | — | ◇ UNVERIFIED |
| SLSea Lion Tech INC | Texas City | TX | — | ◇ UNVERIFIED |
| SESeaport Environmental - Refining | Redwood City | CA | — | ◇ UNVERIFIED |
