| APAir Products & Chemicals INC | Sulphur | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
 Southern Ionics INC | Sulphur | LA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| WRW R Grace - Lake Charles Facility | Sulphur | LA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| ALAlac Lake Charles Asu | Sulphur | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| AIApache Industrial Svcs - Apache Sulphur Yd | Sulphur | LA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| BCBollinger Calcasieu LLC | Sulphur | LA | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| CRChoupique Rd Bridge Ladotd | Sulphur | LA | Paper Manufacturing322219 | — | ◇ UNVERIFIED |
| FRFabatcher Rd Bridge Ladotd | Sulphur | LA | Paper Manufacturing322219 | — | ◇ UNVERIFIED |
| GGroquip | Sulphur | LA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| KVKemper Valve and Fitting CORP / Kemper Valve CORP | Sulphur | OK | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| PSPete Seay Rd Bridge Ladotd | Sulphur | LA | Paper Manufacturing322219 | — | ◇ UNVERIFIED |
| RTRanco Transport Maintenance | Sulphur | LA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RSResin Sys INC | Sulphur | LA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SSSynergy Sales Supplies & Rentals LLC | Sulphur | LA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| KKKim Kool, INC. | Sulphur | LA | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| BCBevel Corporation | Sulphur | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CCCemex Cement of La | Sulphur | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPCitgo Petroleum CORP. - Lcmc | Sulphur | LA | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| CBCoastal Bridge CO LLC - Hot Mix Asphalt Plant | Sulphur | LA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CSCreole Steel, INC. | Sulphur | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DID&l Industrial Painting INC | Sulphur | LA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| FPFirestone Polymers - Lake Charles Facility | Sulphur | LA | Chemical Manufacturing325212 | — | ◇ UNVERIFIED |
| LMLedouxs Machine Shop | Sulphur | LA | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| LILinde INC - Carlyss Psa Facility | Sulphur | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| OFONG Flowline Products, LLC | Sulphur | OK | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| PRPai Ready Mix LLC - Ellender Facility | Sulphur | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PIPraxair INC - Sulphur Hydrogen Mfg Facility | Sulphur | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| PPProduction Products of Louisiana, LLC | Sulphur | LA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| RMReady Mix Usa, LLC - Sulphur Plant | Sulphur | LA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SISetpoint Integrated Solutions INC - Lake Charles Facility | Sulphur | LA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| SCShaw Constructors INC - Sw Region - Sulphur Facility | Sulphur | LA | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| SSSmith & Sons, LLC | Sulphur | LA | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| SSSulphur Sheet Metal & Fabrication, INC. | Sulphur | LA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| SASuperheat Advancing Heat Treatment | Sulphur | LA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| WPWestlake Petrochemicals LP - Ethylene Manufacturing Complex (petro I/petro Ii) | Sulphur | LA | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
