| Business | Phone |
| Chemron Inc 10526 Gulfdale, San Antonio 78216 | (210) 340-8121 |
| Food Safety Net Svc 221 W Rhapsody Dr, San Antonio 78216 | (210) 308-0675 |
| Microlife Laboratories Ltd 142 Chula Vista Dr, San Antonio 78232 | (210) 348-8808 |
| San Antonio Testing Lab 1610 S Laredo St, San Antonio 78207 | (210) 229-9920 |
| Xenco Laboratories 5332 Blackberry Dr, San Antonio 78238 | (210) 509-3334 |