| Business | Phone |
| Epi Environmental Products 100 Commercial Cir 107a, Conroe 77304 | (936) 788-2998 |
| Hempel Coatings Usa Inc 600 Conroe Park North Dr, Conroe 77303 | (936) 523-6000 |
| Huntsman Corp Jefferson Chemical Rd, Conroe 77301 | (936) 539-1961 |
| Startex Chemical Inc 2210 Hackberry Ln, Conroe 77306 | (936) 539-6244 |