| Business | Phone |
| Aloft 61 Fairlawn Dr, Berkeley 94708 | (510) 649-8203 |
| Argyle Design 926 Carleton St, Berkeley 94710 | (510) 204-9067 |
| Berkeley Engineering & Rsrch 2216 5th St, Berkeley 94710 | (510) 549-3300 |
| Berkeley Hydrotechnique Inc 661 Vistamont Ave, Berkeley 94708 | (510) 549-9570 |
| Bmt Environmental Ltd Po Box 12095, Berkeley 94712 | (510) 845-9990 |
| Brian Ng Engineering 1760 Solano Ave # 303, Berkeley 94707 | (510) 526-1924 |
| Bvg-Bilbrey-Vangelder 2210 6th St, Berkeley 94710 | (510) 548-2450 |
| Ben R Ford Jr Pe 1035 Overlook Rd, Berkeley 94708 | (510) 841-7900 |
| Icem Cfd Engineering 2855 Telegraph Ave # 501, Berkeley 94705 | (510) 549-1890 |
| Integrated Motions Inc 758 Gilman St, Berkeley 94710 | (510) 527-5810 |
| Ronald J Loar Pe 2315 Rose St, Berkeley 94708 | (510) 843-2812 |
| Material Integrity Solutions 3254 Adeline St # 2, Berkeley 94703 | (510) 594-0300 |
| B J Miller Pe 32 Domingo Ave, Berkeley 94705 | (510) 644-1811 |
| Polar Alpine Inc 1442a Walnut St # 236, Berkeley 94709 | (510) 841-7830 |