| Business | Phone |
| Histo-Tec Laboratory 2829 Depot Rd, Hayward 94545 | (510) 785-6324 |
| Quest Diagnostics Inc 22331 Mission Blvd, Hayward 94541 | (510) 690-0276 |
| Radvault Inc 3556 Investment Blvd, Hayward 94545 | (510) 892-3124 |
| Unilab Corp 27171 Calaroga Ave, Hayward 94545 | (510) 785-7075 |
| Zyomyx Inc 26101 Research Pl, Hayward 94545 | (510) 266-7500 |