| Business | Phone |
| Bva Scientific 11914 Radium St, San Antonio 78216 | (210) 340-0032 |
| Germaine Laboratories Inc 4139 Gardendale St 101, San Antonio 78229 | (210) 692-4192 |
| Cabe Co 7823 Braun Cir, San Antonio 78250 | (210) 681-6262 |
| Genetex Inc 14785 Omicron Dr 101, San Antonio 78245 | (210) 677-8529 |
| Grigsby Max Co Inc 5407 Bandera Rd, San Antonio 78238 | (210) 680-2833 |
| Standard Heater Tube Inc San Antonio 78201 | (210) 736-4554 |
| Ustt Scientific 2806 Stokely Hl, San Antonio 78258 | (210) 402-1283 |
| Analytical Scientific Ltd 11049 Bandera Rd, San Antonio 78250 | (210) 684-7373 |