| PCPermanent Coatings INC | Denham Springs | — | ◇ UNVERIFIED |
| P6Phillips 66 Alliance Refinery | Belle Chasse | — | ◇ UNVERIFIED |
| PEPiazza Enterprises LLC Dba Piazza's Topgun Coatings of La | Laplace | — | ◇ UNVERIFIED |
| PGPlains Gas Solutions, LLC | Eunice | — | ◇ UNVERIFIED |
| PCPotash CORP. | Geismar | — | ◇ UNVERIFIED |
| PIPraxair Inc/geismar Hyco Facility | Geismar | — | ◇ UNVERIFIED |
| PIPraxair, INC - Praxair Geismar Ssu Plant | Geismar | — | ◇ UNVERIFIED |
| PIPraxair INC - Sulphur Hydrogen Mfg Facility | Sulphur | — | ◇ UNVERIFIED |
| QQemetica | Westlake | — | ◇ UNVERIFIED |
| QTQuanta Technologies LLC - Lacassine Site | Lacassine | — | ◇ UNVERIFIED |
| RLRamvet LLC | Ponchatoula | — | ◇ UNVERIFIED |
| RLRhino Linings of Louisiana | Baton Rouge | — | ◇ UNVERIFIED |
| RCRiver City Termite & Pest Control, Inc. | Holden | — | ◇ UNVERIFIED |
| RLRubicon LLC | Baton Rouge | — | ◇ UNVERIFIED |
| SSSafeguard Self Storage | Metairie | — | ◇ UNVERIFIED |
 Safesource Direct, L.l.c - Nbr Plant | Broussard | — | ◇ UNVERIFIED |
| SCSimsboro Coating Services, LLC | Simsboro | — | ◇ UNVERIFIED |
| SLSLAP Luxury Products, LLC | Thibodaux | — | ◇ UNVERIFIED |
| SSSochem Solutions, INC. | Gonzales | — | ◇ UNVERIFIED |
| SASolstice Advanced Materials Us, INC. | Baton Rouge | — | ◇ UNVERIFIED |
 Southern Ionics INC - Lake Charles Port Operations | Lake Charles | — | ◇ UNVERIFIED |
| SIStarling INC | Denham Springs | — | ◇ UNVERIFIED |
| SGSt Gabriel Holdings LLC - St Gabriel Site | Saint Gabriel | — | ◇ UNVERIFIED |
| SCSulzer Chemtech USA | Donaldsonville | — | ◇ UNVERIFIED |
| THTaminco Higher Amines Inc/st. Gabriel | Saint Gabriel | — | ◇ UNVERIFIED |
| TPTangi Pac LLC | Ponchatoula | — | ◇ UNVERIFIED |
| TTTemple-inland #3 Tank Battery | Buhler | — | ◇ UNVERIFIED |
| TDThe Dow Chemical Company | Plaquemine | — | ◇ UNVERIFIED |
 Thermo Fisher Scientific, INC. | Lake Charles | — | ◇ UNVERIFIED |
| TRTomah Reserve INC | Reserve | — | ◇ UNVERIFIED |
| TITurner Industries Group, LLC | Geismar | — | ◇ UNVERIFIED |
| UHUop Honeywell | Baton Rouge | — | ◇ UNVERIFIED |
| ULUop LLC | Baton Rouge | — | ◇ UNVERIFIED |
| WPWestlake Petrochemicals LP - Ethylene Manufacturing Complex (petro I/petro Ii) | Sulphur | — | ◇ UNVERIFIED |
| WVWestlake Vinyls CO LP | Geismar | — | ◇ UNVERIFIED |
| WOWilliams Olefins, LLC | Geismar | — | ◇ UNVERIFIED |
| WSWrist Ship Supply | Harahan | — | ◇ UNVERIFIED |
