| Business | Phone |
| American Medical Source 27831 Commercial Park Ln, Tomball 77375 | (281) 351-4601 |
| Respi-Tech Inc Tomball 77375 | (281) 351-8339 |
| South Texas Medical Supply 701 S Persimmon St, Tomball 77375 | (281) 516-7444 |
| Synemed Tomball 77375 | (281) 516-9040 |