| APAsphalt Products Unlimited INC | Port Allen | LA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◇ UNVERIFIED |
| ATAcbl Transportation Services LLC | Port Allen | LA | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| ASAirgas Specialty Gases Port Allen | Port Allen | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| ALAir Liquide America Specialty Gases LLC | Port Allen | LA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| BCBasf CORP - Port Allen Works | Port Allen | LA | Paper Manufacturing322219 | — | ◇ UNVERIFIED |
| CDChemical Distributor | Port Allen | LA | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CLChemical Lime Company | Port Allen | LA | Nonmetallic Mineral Product Manufacturing327410 | — | ◇ UNVERIFIED |
| CCCommunity Coffee CO LLC - Port Allen Plant | Port Allen | LA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| ITIno Therapeutics | Port Allen | LA | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| MGMadden Gulf Coast LLC - Port Allen Plant | Port Allen | LA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| P6Par 61 Marine Repair LLC - Par 61 Marine | Port Allen | LA | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| SESullivan Equipment CO - Asphalt Plant #2 | Port Allen | LA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| TBTt Barge Svcs Mi 237 | Port Allen | LA | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| BRBaton Rouge Printing CO INC | Port Allen | LA | Printing and Related Support Activities323111 | 20-99 | ◇ UNVERIFIED |
| BFBayou Fabricated Products, INC. | Port Allen | LA | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| FFFab-worx Fabricators, LLC | Port Allen | LA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◇ UNVERIFIED |
| CCargill | Port Allen | LA | Food Manufacturing311211 | — | ◇ UNVERIFIED |
| CPCortec Properties LLC - Cortec Manifold Systems | Port Allen | LA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| DPDynomach Precision, INC. | Port Allen | LA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MIMueller, INC. | Port Allen | LA | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| PAPort Allen Asphalt Facility | Port Allen | LA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| TBT.t. Barge Services Mile 237, LLC | Port Allen | LA | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| VLValsource LLC | Port Allen | LA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
