| Business | Phone |
| H & S Valve Inc 2030 E Cotton St, Longview 75602 | (903) 753-7240 |
| Efc Valve & Controls 230 Progress Blvd, Longview 75604 | (903) 759-0126 |
| Fisher Service Co 1300 E Whaley St # B, Longview 75601 | (903) 753-9922 |
| Team Industrial Svc Inc 5106 Estes Pkwy, Longview 75603 | (903) 643-3024 |