| Business | Phone |
| Affymax Research Institute 4001 Miranda Ave, Palo Alto 94304 | (650) 812-8700 |
| Greenleaf Medical 261 Hamilton Ave, Palo Alto 94301 | (650) 289-1030 |
| Hewlett-Packard Laboratories 1501 Page Mill Rd, Palo Alto 94304 | (650) 857-1501 |
| Kddi Labs Usa Inc 100 Hamilton Ave # 225, Palo Alto 94301 | (650) 566-8165 |
| Affymax Inc 4001 Miranda Ave, Palo Alto 94304 | (650) 812-8700 |
| Metaxen 3181 Porter Dr, Palo Alto 94304 | (650) 259-6800 |
| Palo Alto Research Center Inc 3333 Coyote Hill Rd, Palo Alto 94304 | (650) 812-4000 |
| Sound Id 3430 W Bayshore Rd, Palo Alto 94303 | (650) 384-3000 |
| Translucent Photonics Inc 952 Commercial St, Palo Alto 94303 | (650) 213-9311 |
| Westerberg Laboratories 2718 Greer Rd, Palo Alto 94303 | (650) 493-8892 |