| Business | Phone |
| Data Processing Air Corp 5673 W Las Positas Blvd # 210, Pleasanton 94588 | (916) 852-7772 |
| Shared Medical System 6700 Koll Center Pkwy, Pleasanton 94566 | (925) 846-9687 |
| Datapro Inc 7041 Koll Center Pkwy, Pleasanton 94566 | (925) 846-3518 |
| Software Development Inc 3875 Hopyard Rd # 100, Pleasanton 94588 | (925) 847-8823 |