| 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 |
| SBSandhill Bach Rng Facility | Dorchester | WI | — | ◇ UNVERIFIED |
| SFSandhill Five Star Rng | Elk Mound | WI | — | ◇ UNVERIFIED |
| SLSantolubes LLC | Saint Charles | MO | — | ◇ UNVERIFIED |
| SBSapp Brothers, INC. | Omaha | NE | — | ◇ UNVERIFIED |
| SCSartomer CO | New Brunswick | NJ | — | ◇ UNVERIFIED |
| SCSasol Chem USA Llc/oil City | Oil City | PA | — | ◇ UNVERIFIED |
| SNSasol North America INC - Lab Plant | Westlake | LA | — | ◇ UNVERIFIED |
| SASauget Area 2 Sites Group | Sauget | IL | — | ◇ UNVERIFIED |
| SISccs, INC. | New Brockton | AL | — | ◇ UNVERIFIED |
| SLSea Lion Tech INC | Texas City | TX | — | ◇ UNVERIFIED |
| SCService Chemical LLC | North Andover | MA | — | ◇ UNVERIFIED |
| SCSettlers Corporate Center Bldg Six | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SCSettlers Corporate Center Bldg Three | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SRSgr Railyard | San Patricio | TX | — | ◇ UNVERIFIED |
| SASigma - Aldrich Mfg LLC Dekalb Facility | Saint Louis | MO | — | ◇ UNVERIFIED |
| SGSi Group at Bay Logistics | Detroit | MI | — | ◇ UNVERIFIED |
| SGSi Group USA (usaa), LLC - North Plant | Morgantown | WV | — | ◇ UNVERIFIED |
| SPSk Primacor Americas | Freeport | TX | — | ◇ UNVERIFIED |
| SFSmarter Fuel | Wind Gap | PA | — | ◇ UNVERIFIED |
| SASmiley's Auto Shop | Greenbrae | CA | — | ◇ UNVERIFIED |
| SBSmithfield Bioenergy LLC | Minersville | UT | — | ◇ UNVERIFIED |
| SHSnf Holding Company | Commerce | CA | — | ◇ UNVERIFIED |
| SASnf-riceboro (flocryl - Acrylamide Plant) | Riceboro | GA | — | ◇ UNVERIFIED |
| SPSoap Properties LLC | Gardena | CA | — | ◇ UNVERIFIED |
| SLSolenis LLC | Carson | CA | — | ◇ UNVERIFIED |
| SLSolenis LLC | Gainesville | GA | — | ◇ UNVERIFIED |
| SASolstice Advanced Materials Us, INC - Hudson | Hudson | CO | — | ◇ UNVERIFIED |
| SMSolugen Minetta Facility | Houston | TX | — | ◇ UNVERIFIED |
| SPSolutia Plant | Trenton | MI | — | ◇ UNVERIFIED |
| SUSolvay USA INC | New Brunswick | NJ | — | ◇ UNVERIFIED |
| SUSolvay USA Snyder | Snyder | TX | — | ◇ UNVERIFIED |
| SMSoulbrain Mi Incorporated | Kokomo | IN | — | ◇ UNVERIFIED |
| SBSouth Bay Salt Works | Chula Vista | CA | — | ◇ UNVERIFIED |
| SESouthern Energy CO INC | Shelbyville | TN | — | ◇ UNVERIFIED |
 Southern States Chemical, INC. | Savannah | GA | — | ◇ UNVERIFIED |
| SPSpecialty Products - Institute | Institute | WV | — | ◇ UNVERIFIED |
| SPSpecialty Products Us, LLC | Institute | WV | — | ◇ UNVERIFIED |
| SPSpecialty Products Us, LLC - Glutaraldehyde Plant | Institute | WV | — | ◇ UNVERIFIED |
| SPSpecialty Products Us, LLC - Polyox Plant | Institute | WV | — | ◇ UNVERIFIED |
| SPSpi Polyols INC. | New Castle | DE | — | ◇ UNVERIFIED |
| SPSplash Products INC | Ayer | MA | — | ◇ UNVERIFIED |
| SISpontex INC | Columbia | TN | — | ◇ UNVERIFIED |
| SASRD Automotive, LLC | Wauregan | CT | — | ◇ UNVERIFIED |
| SCStallings Chemical Inc. | Pocatello | ID | — | ◇ UNVERIFIED |
| SCStallings Chemical Inc. | Pocatello | ID | — | ◇ UNVERIFIED |
| STStar Thermoplastic Alloys & Rubbers INC | Broadview | IL | — | ◇ UNVERIFIED |
| SJSt Jude Medical Puerto Rico LLC | Arecibo | PR | — | ◇ UNVERIFIED |
