| Business | Phone |
| Blagrave & Duffey Inc 4718 Ranger St, Houston 77028 | (713) 671-2301 |
| Cubeco 1415 Harris St, Houston 77020 | (713) 671-2466 |
| Delta Tank Co 4141 Pinemont Dr, Houston 77018 | (713) 680-3247 |
| General Welding Works Inc 6800 Old Katy Rd, Houston 77024 | (713) 869-6401 |
| Hahn & Clay 5100 Clinton Dr, Houston 77020 | (713) 672-1671 |