| Business | Phone |
| Aquatex 2601 N Loop 35, Alvin 77511 | (281) 331-7777 |
| Davison Water Well Svc 2052 County Road 540, Alvin 77511 | (281) 331-1275 |
| Hydrogeologic Engineering 17226 E Highway 6, Alvin 77511 | (409) 927-4500 |
| Us Filter Fm 2917, Alvin 77511 | (281) 581-2519 |