| Business | Phone |
| Adsco Line Products Inc 100 Jackson St, Houston 77002 | (713) 223-1179 |
| American Dream Trade 2640 Fountain View Dr, Houston 77057 | (713) 783-3485 |
| C E Shepherd Co Inc 2221 Canada Dry St, Houston 77023 | (713) 924-4300 |
| Gulf Systems Inc 2902 Canal St, Houston 77003 | (713) 225-0088 |