| Business | Phone |
| Distributors Warehouse 5820 Harvey Wilson Dr # A, Houston 77020 | (713) 678-8080 |
| Diversified Mechanical Svc 2303 Wadsworth St, Houston 77015 | (281) 452-0320 |
| Maxwell Group 1209 W 17th St, Houston 77008 | (713) 868-0982 |
| Grainger Inc 4545 Darien St, Houston 77028 | (713) 675-2544 |
| Grainger Inc 6050 Southwest Fwy, Houston 77057 | (713) 783-9012 |
| Newport Marketing Inc 140 North Loop, Houston 77008 | (713) 880-1591 |
| KW International Oil & Gas Production Equipment 1223 Brittmoore Road, Houston 77043 | (713) 468-9581 |