| Business | Phone |
| Cytex Plastics Inc 11502 Charles Rd, Houston 77041 | (713) 937-1300 |
| Egc Corp 11718 Mcgallion Rd, Houston 77076 | (281) 774-6100 |
| Ensinger Special Polymers Inc 5101 Milwee St, Houston 77092 | (713) 683-1032 |
| Evergreen Plastics Inc 4570 S Wayside Dr, Houston 77087 | (713) 643-2288 |
| Laser Plastics 903 Hodgkins St 102, Houston 77032 | (281) 590-0566 |