| Business | Phone |
| Best Equipment 966 89th Ave, Oakland 94621 | (510) 569-1288 |
| Bryan B Brauer Pe Oakland 94612 | (415) 433-9481 |
| H & M Mechanical Group 2220 Livingston St # 200, Oakland 94606 | (510) 261-5000 |
| K-I Engineering Equipment Inc 401 Grand Ave, Oakland 94610 | (510) 853-0670 |
| Mc Cracken & Woodman 355 Grand Ave, Oakland 94610 | (510) 763-4891 |
| Nba Engineering Inc 1730 Franklin St # 209, Oakland 94612 | (510) 444-2932 |
| Production Robotics 7305 Edgewater Dr # C, Oakland 94621 | (510) 777-0375 |
| Rumsey Engineers Inc 99 Linden St, Oakland 94607 | (510) 663-2070 |
| S J Engineers 300 Frank H Ogawa Plz # 308, Oakland 94612 | (510) 832-1505 |
| Shlomo I Rosenfeld & Assoc 1763 Broadway, Oakland 94612 | (510) 251-9890 |
| Ted Jacob Engineering Group 1763 Broadway, Oakland 94612 | (510) 763-4880 |