| Business | Phone |
| Garcia Concepcion Markham 77456 | (979) 843-5148 |
| Seadrift Pipeline Corp Farm 1468, Markham 77456 | (979) 843-5212 |
| Texas Brine Inc Markham 77456 | (979) 843-5424 |
| Wigo Inc 8th & Avenue Jamp;, Markham 77456 | (979) 843-5554 |
| Equi Star Pipeline Operations 4833 County Road 417, Markham 77456 | (979) 244-1405 |