| SMSpecialty Minerals INC | Eastover | SC | — | ◇ UNVERIFIED |
| SMSpecialty Minerals INC. | Woodland | ME | — | ◇ UNVERIFIED |
| SMSpecialty Minerals INC - International | International Falls | MN | — | ◇ UNVERIFIED |
| SMSpecialty Minerals Incorporated | Franklin | VA | — | ◇ UNVERIFIED |
| SMSpecialty Minerals Inc, Owner, and Specialty Minerals Mississippi Inc, Operator | Brookhaven | MS | — | ◇ UNVERIFIED |
| SMSpecialty Minerals (michigan) INC. (p1480) | Quinnesec | MI | — | ◇ 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 |
| SBSpectrum Brands | Sylacauga | AL | — | ◇ 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 |
| SCStandard Carbon, LLC | Dunnellon | FL | — | ◇ UNVERIFIED |
| STStar Thermoplastic Alloys & Rubbers INC | Broadview | IL | — | ◇ UNVERIFIED |
| SPSterling Production Plant | Sterling | CO | — | ◇ UNVERIFIED |
| SJSt Jude Medical Puerto Rico LLC | Arecibo | PR | — | ◇ UNVERIFIED |
| SCStoney Creek Technologies LLC | Marcus Hook | PA | — | ◇ UNVERIFIED |
| SPStreamline Polymers | Houston | TX | — | ◇ UNVERIFIED |
| SSudoc | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SWSuez Wts | San Marcos | CA | — | ◇ UNVERIFIED |
| SASulphuric Acid Trading | Tampa | FL | — | ◇ UNVERIFIED |
| SCSummit Clinical Laboratories | Brookfield | WI | — | ◇ UNVERIFIED |
| SCSummit Custom Spray Drying INC @ Flemington Ind Pk | Flemington | NJ | — | ◇ UNVERIFIED |
| SRSummit Research Labs, INC. | Middletown | NY | — | ◇ UNVERIFIED |
| SBSumo Biosciences | Pasadena | CA | — | ◇ UNVERIFIED |
 Sun Chemical CORP | Williamsport | MD | — | ◇ UNVERIFIED |
| SPSunedison Polysilicon Facility | Pasadena | TX | — | ◇ UNVERIFIED |
| SASunflower Aero, INC | Atwood | KS | — | ◇ UNVERIFIED |
| SASunlit Arizona LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SRSunpol Resins & Polymers INC | Fairfield | CA | — | ◇ UNVERIFIED |
| SLSuperior Lime & Chemical | Phoenix | AZ | — | ◇ UNVERIFIED |
| SOSustainable Organic Solution | Santa Clara | CA | — | ◇ UNVERIFIED |
| SRSuzlon Rotor CORP | Pipestone | MN | — | ◇ UNVERIFIED |
| SSSw Shattuck Chemical CO INC | Denver | CO | — | ◇ UNVERIFIED |
| SISymrise, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| SRSynergy Research Group | North Hollywood | CA | — | ◇ UNVERIFIED |
| SSyngenta | Bucks | AL | — | ◇ UNVERIFIED |
| SCSyntec CORP | New Castle | DE | — | ◇ UNVERIFIED |
| SLSynthcon LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| SLSynthepor LLC | Nampa | ID | — | ◇ UNVERIFIED |
| SCSynthio Chemicals | Broomfield | CO | — | ◇ UNVERIFIED |
| TITakasago International CORP (usa) | University Park | IL | — | ◇ UNVERIFIED |
| THTaminco Higher Amines Inc/st. Gabriel | Saint Gabriel | LA | — | ◇ UNVERIFIED |
| TSTangible Science | Menlo Park | CA | — | ◇ UNVERIFIED |
| TPTb Philly | Carrollton | TX | — | ◇ UNVERIFIED |
