| Business | Phone |
| Introgen Therapeutics Inc 301 Congress Ave # 1850, Austin 78701 | (512) 708-9310 |
| Biotech 2007 Kramer Ln 104, Austin 78758 | (512) 258-5744 |
| Luminex Corp 12212 Technology Blvd, Austin 78727 | (512) 219-8020 |
| Viagen Inc 12357 Riata Trace Pkwy, Austin 78727 | (512) 249-7958 |
| Genzyme Genetics Po Box 200255 Pmb 347, Austin 78720 | (512) 343-0642 |
| Demandex Inc 14205 N Mo Pac Expy, Austin 78728 | (512) 671-7510 |