| Business | Phone |
| Evan's Public Relations 1900 S Norfolk St # 305, San Mateo 94403 | (650) 312-8344 |
| Helix Medical Communications 1400 Fashion Island Blvd, San Mateo 94404 | (650) 357-8600 |
| Jet Communications 410 S Norfolk St, San Mateo 94401 | (650) 347-0161 |
| Seeing Further 4u Comm 4005 Regan Dr, San Mateo 94403 | (650) 573-7230 |
| Impact Communication 2996 S Norfolk St, San Mateo 94403 | (650) 627-8488 |