| Business | Phone |
| Advanced Systems Group 1000 Fremont Ave, South Pasadena 91030 | (626) 799-2400 |
| Inter C Technologies South Pasadena 91030 | (626) 799-0115 |
| Masdrum Consulting 712 1/2 Park Ave, South Pasadena 91030 | (626) 441-3431 |
| Pc Works 218 Monterey Rd, South Pasadena 91030 | (323) 257-4729 |
| Positive Logic Solutions Inc 625 Fair Oaks Ave, South Pasadena 91030 | (626) 523-4914 |