| Business | Phone |
| California Technical Contr Inc 48 2nd St # 3, San Francisco 94105 | (415) 495-6220 |
| Compsf 165 10th St # 180, San Francisco 94103 | (415) 864-6168 |
| Computer Design Solutions Inc 1278 Indiana St # 400, San Francisco 94107 | (415) 641-5270 |
| Id 8 Media 731 Market St, San Francisco 94103 | (415) 495-3930 |
| Ltcc-Leading Technical Cad San Francisco 94109 | (415) 775-1494 |