| Business | Phone |
| Valve Assemblers & Mfg Div 38 Wilson Rd, Humble 77338 | (281) 630-6424 |
| Timken Co 19514 Shady Cove Ln, Humble 77346 | (281) 812-5790 |
| Worchester Controls 20835 Greenfield Trl, Humble 77346 | (281) 812-2088 |
| Quality Diamond Valve 6305 Greens Rd, Humble 77396 | (281) 441-8290 |
| Seaport Supplies 2632 Wilson Rd, Humble 77396 | (281) 548-1177 |
| Prime Piping Materials 606 Isaacks Rd, Humble 77338 | (281) 446-3511 |
| Texas Industrial Flame & Spec 8827 Will Clayton Pkwy, Humble 77338 | (281) 446-0093 |
| Valve Liquidators 606 Isaacks Rd, Humble 77338 | (281) 446-7135 |