| Business | Phone |
| Applied Sciences Consultants 2344 Emerson St, Palo Alto 94301 | (650) 326-2902 |
| Bocaraca 2443 Ash St # I, Palo Alto 94306 | (650) 462-9284 |
| Epri 3412 Hillview Ave, Palo Alto 94304 | (650) 855-2000 |
| Spectral Precision Inc 1087 Fife Ave, Palo Alto 94301 | (650) 321-1345 |
| Semisolutions 1056 Amarillo Ave, Palo Alto 94303 | (650) 856-4025 |