| BLBraskem - La Porte Plant | La Porte | TX | — | ◇ UNVERIFIED |
| BMBrenntag Mid-south, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| BCBrite CO a & I Chemicals INC | Sandersville | GA | — | ◇ UNVERIFIED |
| BLBuckman Laboratories INC | Cadet | MO | — | ◇ UNVERIFIED |
| BLBuckman Labs INC | Memphis | TN | — | ◇ UNVERIFIED |
| BMBulk Molding Compounds, INC. (0387040001) | Perrysburg | OH | — | ◇ UNVERIFIED |
| BMBull Moose Tubing | Casa Grande | AZ | — | ◇ UNVERIFIED |
| BSBumper Specialties INC | West Deptford | NJ | — | ◇ UNVERIFIED |
| BSBvpv Styrenics LLC - Beaver Cnty | Monaca | PA | — | ◇ UNVERIFIED |
| CCCabot CORP Pampa Plant | Pampa | TX | — | ◇ UNVERIFIED |
| CRCalcasieu Refining CO - Lake Charles Crude Oil Refinery | Lake Charles | LA | — | ◇ UNVERIFIED |
 Calgon Carbon CORP - Neville Island Plt | Pittsburgh | PA | — | ◇ UNVERIFIED |
| CPCalhoun Plastics & Chemicals | Calhoun | GA | — | ◇ UNVERIFIED |
| COCaljet of America, INC. Phoenix Terminal #1 | Phoenix | AZ | — | ◇ UNVERIFIED |
| CRCalportland - Rillito Cement Plant | Marana | AZ | — | ◇ UNVERIFIED |
| CLCalumet Lubricants CO LP - Calumet Cotton Valley | Cotton Valley | LA | — | ◇ UNVERIFIED |
| CSCalumet Shreveport Refining LLC | Shreveport | LA | — | ◇ UNVERIFIED |
| CCCambrex Charles City, INC | Charles City | IA | — | ◇ UNVERIFIED |
| CICarbide Industries LLC | Louisville | KY | — | ◇ UNVERIFIED |
| CPCarlisle Polyurethane Systems | Berea | OH | — | ◇ UNVERIFIED |
| CCCarpenter CO | Allentown | PA | — | ◇ UNVERIFIED |
| CICastek INC. | Berwick | PA | — | ◇ UNVERIFIED |
| CICaterpillar INC. | Boonville | MO | — | ◇ UNVERIFIED |
| CCCcp Composites US | Houston | TX | — | ◇ UNVERIFIED |
| CBCelanese - Bay City Plant | Bay City | TX | — | ◇ UNVERIFIED |
| CECelanese Engineered Resins INC. | Bishop | TX | — | ◇ UNVERIFIED |
| CLCelanese LTD | Calvert City | KY | — | ◇ UNVERIFIED |
| CMCemex Miami | Miami | FL | — | ◇ UNVERIFIED |
| CTCentauri Technologies | Pasadena | TX | — | ◇ UNVERIFIED |
| CRChalmette Refining | Chalmette | LA | — | ◇ UNVERIFIED |
| CTChampion Technologies INC | Odessa | TX | — | ◇ UNVERIFIED |
| CFChem Fleur Division of Firmenich | Newark | NJ | — | ◇ UNVERIFIED |
| CRChemical Research & Technology | Valdosta | GA | — | ◇ UNVERIFIED |
| CIChemline Inc-st. Louis | Saint Louis | MO | — | ◇ UNVERIFIED |
| CCChemol Company, INC. | Greensboro | NC | — | ◇ UNVERIFIED |
| CBChemours - Beaumont Works | Beaumont | TX | — | ◇ UNVERIFIED |
| CCChemtura CORP | Perth Amboy | NJ | — | ◇ UNVERIFIED |
| CCChemtura CORP | Bay Minette | AL | — | ◇ UNVERIFIED |
| CCChemtura Corporation | Gastonia | NC | — | ◇ UNVERIFIED |
| CPCherokee Pharm Llc/riverside Boro Plt | Riverside | PA | — | ◇ UNVERIFIED |
| CEChevron El Segundo Refinery | El Segundo | CA | — | ◇ UNVERIFIED |
| CMChevron Mm Pascagoula | Pascagoula | MS | — | ◇ UNVERIFIED |
| CPChevron Phillips Chemical CO LP Clemens Terminal | Brazoria | TX | — | ◇ UNVERIFIED |
 Chevron Phillips Chemical Company LP - Cedar Bayou | Baytown | TX | — | ◇ UNVERIFIED |
| CPChevron Products Company | Richmond | CA | — | ◇ UNVERIFIED |
| CRChevron Richmond Technology Center | Richmond | CA | — | ◇ UNVERIFIED |
| CSChevron Salt Lake City Refinery and Marketing Terminal | North Salt Lake | UT | — | ◇ UNVERIFIED |
| CRCheyenne Renewable Diesel Company | Cheyenne | WY | — | ◇ UNVERIFIED |
| CCChroma Color Corporation | Salisbury | NC | — | ◇ UNVERIFIED |
| CCCitgo Corpus Christi Refinery East Plant | Corpus Christi | TX | — | ◇ UNVERIFIED |
