| LLLuling, LA | Luling | LA | Chemical Manufacturing325320 | 500+ | ◐ LIKELY ACTIVE |
| MPMallinckrodt Pharmaceuticals - Port Allen Mfg | Port Allen | LA | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| MUMethanex USA, LLC | Geismar | LA | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| MGMulti-Chem Group, LLC - Geismar | Geismar | LA | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| NBNexpera - Burnside | Darrow | LA | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| NSNitrogen Solutions LLC | Baton Rouge | LA | Chemical Manufacturing325311 | — | ◐ LIKELY ACTIVE |
| NCNOVA Chemicals - Geismar Plant | Geismar | LA | Chemical Manufacturing325110 | 100-499 | ◐ LIKELY ACTIVE |
| NTNovalith Technologies, LLC | Baton Rouge | LA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| NNutrien | Geismar | LA | Chemical Manufacturing325311 | 100-499 | ◐ LIKELY ACTIVE |
| NANutrien Ag Solutions, INC. | Bunkie | LA | Chemical Manufacturing325320 | — | ◐ LIKELY ACTIVE |
Optimal Water Technologies LLC | New Orleans | LA | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| OPOxyChem-Convent Plant | Convent | LA | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| OPOxyChem-Geismar Plant | Geismar | LA | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| OPOxyChem-Taft Plant | Taft | LA | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| PLPalm - La | Port Allen | LA | Chemical Manufacturing325199 | 1-19 | ◐ LIKELY ACTIVE |
| PIPatton Industrial Services LLC | Shreveport | LA | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| PCPetrochemical Complex | Sulphur | LA | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| PMPlaquemine Methocel | Plaquemine | LA | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| PPPlug Power - Saint Gabriel La PLant | Saint Gabriel | LA | Chemical Manufacturing325120 | 1-19 | ◐ LIKELY ACTIVE |
| PPolymers | Sulphur | LA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| QUQEMETICA US Silica LLC | Westlake | LA | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| SCSaint Charles Operations - Taft | Taft | LA | Chemical Manufacturing325199 | 500+ | ◐ LIKELY ACTIVE |
| STSE Tylose Louisiana, LLC | Plaquemine | LA | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| SLSHAC-Norco, LA | Norco | LA | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| SAShintech Addis Plant | Addis | LA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| SLSII Lake Charles | Carlyss | LA | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| SBSkyfall Biologicals, LLC | Geismar | LA | Chemical Manufacturing325320 | 1-19 | ◐ LIKELY ACTIVE |
Sola Pharmaceuticals, LLC | Baton Rouge | LA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| SASolstice Advanced Materials US, Inc. Geismar Plant | Geismar | LA | Chemical Manufacturing325120 | 100-499 | ◐ LIKELY ACTIVE |
| SRSouthern Region Alexandria | Alexandria | LA | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| SRSouthern Region Geismar | Geismar | LA | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| SOSpl O&m | Cameron | LA | Chemical Manufacturing325120 | 500+ | ◐ LIKELY ACTIVE |
| SJSt. James | Saint James | LA | Chemical Manufacturing325110 | 100-499 | ◐ LIKELY ACTIVE |
| SSSyensqo - Shreveport | Shreveport | LA | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| TATaft Acetylene Plant | Hahnville | LA | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| TGThe Gatlin Wellness CO | Bogalusa | LA | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| TSThe Scotts Company - Geismar | Geismar | LA | Chemical Manufacturing325314 | 20-99 | ◐ LIKELY ACTIVE |
| TWThe Willamette Valley Company - Site 15 | Pineville | LA | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| TPTOTALENERGIES PETROCHEMICALS & REFINING USA, INC. Carville PS | Carville | LA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| TSTSRC Specialty Materials, LLC | Plaquemine | LA | Chemical Manufacturing325212 | 20-99 | ◐ LIKELY ACTIVE |
| USUncle Sam | Uncle Sam | LA | Chemical Manufacturing325312 | 100-499 | ◐ LIKELY ACTIVE |
| VIValentra Industrials LLC | Luling | LA | Chemical Manufacturing325199 | 1-19 | ◐ LIKELY ACTIVE |
| WWestlake | Geismar | LA | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| WLWest Lake ASU | Westlake | LA | Chemical Manufacturing325120 | 20-99 | ◐ LIKELY ACTIVE |
| WCWestlake Chemical South | Lake Charles | LA | Chemical Manufacturing325180 | 500+ | ◐ LIKELY ACTIVE |
| WGWR Grace & Co. Inc | Sulphur | LA | Chemical Manufacturing325180 | 100-499 | ◐ LIKELY ACTIVE |
| AKAlfred King | Baton Rouge | LA | Chemical Manufacturing325910 | — | ◐ LIKELY ACTIVE |
| HHH & H Chemical CO | Lake Charles | LA | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| JRJustin Ryan's Remodeling LLC | Dodson | LA | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| ACAdvancion Corporation - Sterlington Plant | Sterlington | LA | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |