| Business | Phone |
| A Y Engineering & Construction 18 N Hill Ct, Oakland 94618 | (510) 649-9900 |
| Alpine Construction & Engrg 2954 Florida St, Oakland 94602 | (510) 531-3818 |
| Alta Engineering 35 Embarcadero Cv, Oakland 94606 | (510) 535-9312 |
| Amroha Engineering Inc 436 14th St # 410, Oakland 94612 | (510) 496-1180 |
| Bio-Kinetics 1335 Stanford Ave # 400, Oakland 94608 | (510) 594-3000 |
| Cash & Assoc 1853 Embarcadero, Oakland 94606 | (510) 553-9744 |
| Dalzell Corp 2434 Chestnut St, Oakland 94607 | (510) 835-0732 |
| Earth Mechanics Inc 7700 Edgewater Dr, Oakland 94621 | (510) 562-8833 |
| Etic Engineering 1333 Broadway, Oakland 94612 | (510) 208-1600 |
| Focus Construction 610 16th St # 501, Oakland 94612 | (510) 465-6319 |
| Hilren Construction Inc 2503 Harrington Ave, Oakland 94601 | (510) 536-4329 |
| Jonas & Assoc Inc 1763 Broadway, Oakland 94612 | (510) 451-1140 |
| L W Construction Co 2350 Foothill Blvd, Oakland 94601 | (510) 437-9150 |
| M G Engineering Inc 1330 Broadway, Oakland 94612 | (510) 208-4326 |
| Mc Guire & Hester Equipment 9009 Railroad Ave, Oakland 94603 | (510) 632-7676 |
| Metalcast Engineering 4701 Coliseum Way, Oakland 94601 | (510) 636-4200 |
| Mmi 1579 Middle Harbor Rd, Oakland 94607 | (510) 763-8007 |
| Nbc General Contractors 2449 88th Ave, Oakland 94605 | (510) 553-0415 |
| Rem Engineering Co 11 Embarcadero W # 210, Oakland 94607 | (510) 839-4148 |
| Mc Guire & Hester 9009 Railroad Ave, Oakland 94603 | (510) 632-7676 |
| Simco Construction Inc 675 Hegenberger Rd, Oakland 94621 | (510) 568-9445 |
| Thomas & Assoc Mgmt & Engrg 27 Shadow Mtn, Oakland 94605 | (510) 635-6035 |
| Turn-Key Construction Svc Inc 1611 Telegraph Ave # 825, Oakland 94612 | (510) 986-0243 |
| Wreco 1212 Broadway, Oakland 94612 | (510) 836-5188 |
| Yei Engineers Inc 7700 Edgewater Dr # 828, Oakland 94621 | (510) 383-1050 |