| Business | Phone |
| Carlos G Abrille Pe 9832 Stearns Ave, Oakland 94605 | (510) 632-9271 |
| Ags Inc 364 14th St, Oakland 94612 | (510) 251-1180 |
| Applied Advanced Engineering Oakland 94601 | (510) 534-8500 |
| Applied Materials/Engineering 980 41st St, Oakland 94608 | (510) 420-8190 |
| Ares Corp 2101 Webster St # 1560, Oakland 94612 | (510) 645-5960 |
| Beyaz & Patel Inc Oakland 94612 | (510) 763-0776 |
| Certus Consulting Inc 405 14th St # 160, Oakland 94612 | (510) 835-0705 |
| Ch2m Hill 155 Grand Ave # 1000, Oakland 94612 | (510) 251-2426 |
| Richard A Charles 4300 Aberfoil Ave, Oakland 94605 | (510) 562-3814 |
| Chow Engineering Inc 7770 Pardee Ln # 100, Oakland 94621 | (510) 636-8500 |
| Consolidated Engineering 534 23rd Ave, Oakland 94606 | (510) 436-7626 |
| D'Jame Pacific Engineers 1504 Franklin St, Oakland 94612 | (510) 628-0920 |
| Dmjm Harris 1330 Broadway # 1001, Oakland 94612 | (510) 645-4490 |
| Dtn Engineers Inc 1611 Telegraph Ave, Oakland 94612 | (510) 267-0441 |
| E 2 Consulting Engineers Inc 33 Embarcadero Cv, Oakland 94606 | (510) 652-1164 |
| Earth Tech Inc 2101 Webster St # 1000, Oakland 94612 | (510) 419-6000 |
| Enercon Services Inc 302 Pendleton Way, Oakland 94621 | (510) 632-1734 |
| Eoa Inc 1410 Jackson St, Oakland 94612 | (510) 832-2852 |
| Garber Engineering 1018 Trestle Glen Rd, Oakland 94610 | (510) 839-6960 |
| Habitat Engineering & Frnscs 446 17th St, Oakland 94612 | (510) 891-0300 |
| Hartman Co 1440 Broadway # 501, Oakland 94612 | (510) 507-0522 |
| Haynes & Assoc 2 Moyer Pl, Oakland 94611 | (510) 655-3134 |
| Infrastructure Design Assoc 1440 Broadway, Oakland 94612 | (510) 238-8000 |
| J & E Svc 4700 Commonwealth Dr, Oakland 94605 | (510) 632-4765 |
| Kennedy-Jenks Consultants 1000 Broadway # 215, Oakland 94607 | (510) 663-3960 |
| Kimley-Horn & Assoc Inc 555 12th St # 1230, Oakland 94607 | (510) 625-0712 |
| Kleinfelder 1970 Broadway # 710, Oakland 94612 | (510) 628-9000 |
| Kpff Consulting Engineers 2101 Webster St, Oakland 94612 | (510) 208-5733 |
| Laverty Associates 4540 Mountain View Ave, Oakland 94605 | (510) 531-4860 |
| Magdave Associates Inc 303 Hegenberger Rd, Oakland 94621 | (510) 633-9664 |
| Mge Engineering Inc 1330 Broadway, Oakland 94612 | (510) 208-4320 |
| Mitchell T Engineers & Assoc 5737 Thornhill Dr, Oakland 94611 | (510) 338-0520 |
| Ninyo & Moore Geotechnical 1956 Webster St # 400, Oakland 94612 | (510) 633-5640 |
| Odell Robertson Consulting 6114 La Salle Ave # 487, Oakland 94611 | (510) 601-8229 |
| Ogren Consulting Inc 426 17th St # 100e, Oakland 94612 | (510) 763-2624 |
| Parsons Brinckerhoff 1901 Harrison St # 1575, Oakland 94612 | (510) 891-2200 |
| Salaber Associates Inc 2101 Webster St, Oakland 94612 | (510) 832-1146 |
| Salas O'Brien Engineers Inc 436 14th St, Oakland 94612 | (510) 272-9958 |
| Sapp Consulting Engineers 1212 Franklin St # B, Oakland 94612 | (510) 663-2141 |
| Beyaz & Patel Inc 364 14th St # 500a, Oakland 94612 | (510) 763-0776 |
| Ch2m Hill 155 Grand Ave # 1000, Oakland 94612 | (510) 251-2888 |
| Gei Consultants Inc 2201 Broadway # 321, Oakland 94612 | (510) 835-9838 |
| George E Homolka Inc 426 17th St, Oakland 94612 | (510) 663-2338 |
| Global Bridges Group 2608 Charleston St, Oakland 94602 | (510) 482-3276 |
| Siu 1221 Madison St, Oakland 94612 | (510) 843-7400 |
| Skm Consulting Engineers 593 20th St, Oakland 94612 | (510) 451-2292 |
| Soma Consulting Inc 230 Madison St # 2, Oakland 94607 | (510) 663-3071 |
| Sps Engineers 436 14th St # 1209, Oakland 94612 | (510) 465-3977 |
| Takahashi Consulting Engineers 1710 Franklin St # 300, Oakland 94612 | (510) 628-8370 |
| Traffic Technologies Inc 2201 Broadway, Oakland 94612 | (510) 451-1289 |
| United Engineer-San Francisco 1212 Franklin St # 100, Oakland 94612 | (510) 839-6879 |
| Urs Corp 1333 Broadway, Oakland 94612 | (510) 893-3600 |
| Villalobos & Assoc 1999 Harrison St # 975, Oakland 94612 | (510) 446-1989 |
| Volk & Assoc Inc 3062 Arizona St, Oakland 94602 | (510) 482-8655 |
| Xenergy Inc 492 9th St # 220, Oakland 94607 | (510) 891-0446 |
| Y U Engineering 155 Filbert St # 234, Oakland 94607 | (510) 763-0475 |