| Business | Phone |
| Ixia Communications Cupertino 95014 | (408) 343-1250 |
| Transera Communications Inc 20823 Stevens Creek Blvd, Cupertino 95014 | (408) 873-1984 |
| Universal Communication Inst 10062 Miller Ave, Cupertino 95014 | (408) 873-8332 |
| Vocera Communications Inc 20230 Stevens Creek Blvd, Cupertino 95014 | (408) 790-4100 |