| Fortune Construction | Kevin Jian Feng Lam | — | (415) 802 6409 | GC, remodel, ADU | San Leandro · Alameda County | — | — |
| Foss Gardens | Foss Gardens | reka@fossgardens.com | (510) 847 0102 | Windows, patio, painters | Berkeley · Alameda County | — | — |
| Foundry Construction INC | Nathan Michael Carlin | — | (510) 704 3009 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Four Dimensions Landscape Cooperative | Christopher Aron Garcia | — | (510) 893 1999 | Windows, patio, painters | Oakland · Alameda County | — | — |
| Four Piers General Construction INC | Perez-paredes Gilberto | — | (510) 775 5260 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Four Seasons Painting Service | Moonsoo Yu | — | (510) 414 8727 | Windows, patio, painters | Dublin · Alameda County | — | — |
| Four Seasons Pool Service INC | Louie Dino Croce | interested@domainmarket.com | (510) 793 5189 | GC, remodel, ADU | Newark · Alameda County | — | — |
| Four Winds Construction | Jessica Suzanne Salgado | — | (559) 361 3713 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Foyle Construction | Sean Bernard Maxwell | sean@foyleconstruction.com | (415) 463 9189 | GC, remodel, ADU | Berkeley · Alameda County | — | — |
| Frabasafus Construction | Felipe Ferlandy Fuentes-mejia | — | (510) 712 3211 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Framex INC | Oscar Gascon | — | (510) 432 1616 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Fran Co Construction | Francisco Javier Franco | — | (510) 774 5623 | GC, remodel, ADU | Newark · Alameda County | — | — |
| Franc General Construction | Francis Obed Moran Rios | — | (510) 827 8677 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Francasti Homes INC | Frank Trujillo | — | (510) 432 7348 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Francisco Marin | Francisco Marin | — | (415) 724 7854 | Other | San Leandro · Alameda County | — | — |
| Franco Roofing Co | Jorge Franco Maciel | — | (405) 876-3731 | Other roofers | San Leandro · Alameda County | — | — |
| Frank & Grossman Landscape Contractors INC | Gary James Cooper | — | (510) 674 2300 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Frank Bonetti Plumbing INC | Raymond Lee Bonetti | — | (510) 582 0934 | HVAC | Castro Valley · Alameda County | — | — |
| Frank Construction | Aguilar Aguilar Francisco | — | (510) 472 3773 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Frank Fiala Roofing INC | Steven Paul Exline | — | (925) 484 0124 | Other roofers | Pleasanton · Alameda County | — | — |
| Frank Jaffe Landscape Services | Frank David Jaffe | — | (510) 420 0119 | Windows, patio, painters | Emeryville · Alameda County | — | — |
| Frank's Demolition & Hauling | Frank's Demolition & Hauling | — | (510) 915 8850 | Other | Berkeley · Alameda County | — | — |
| Franklin Diblasi DBA Diblasi Restoration | Franklin Diblasi DBA Diblasi Restoration | — | (408) 406 7853 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Franklin Energy Services LLC | Antonio Corradini | — | (262) 284 3838 | Electricians | Oakland · Alameda County | — | — |
| Frassa Quality Construction INC | Francisco Issac Larios Alvarado | — | (510) 359 0008 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Fred R Heidarpour Plumbing | Fred R Heidarpour Plumbing | — | (510) 534 1636 | Other | Emeryville · Alameda County | — | — |
| Fred's Electric | Alfred Suarez Maldonado | — | (925) 207 6851 | Electricians | Dublin · Alameda County | — | — |
| Frederick C Walovich | Frederick C Walovich | — | (925) 223 6970 | GC, remodel, ADU | Pleasanton · Alameda County | — | — |
| Fredric's Electric | Fredric Joshua Fierstein | — | (510) 525 3454 | Electricians | Berkeley · Alameda County | — | — |
| Fredy Pablo | Fredy Pablo | — | (510) 904 8346 | Windows, patio, painters | Oakland · Alameda County | — | — |
| Freedom Builders INC | James Allen Campbell | — | (408) 705 5736 | GC, remodel, ADU | Fremont · Alameda County | — | — |
| Freese Heating And Air | Freese Heating And Air | — | (650) 918 0585 | HVAC | Hayward · Alameda County | — | — |
| Freitas Rangeland Engineering | Jed Michael Freitas | — | (925) 580 6415 | Other | Livermore · Alameda County | — | — |
| Fremont Fence INC | Matthew Anibal Alvernaz | — | (510) 505 0112 | Other | Newark · Alameda County | — | — |
| Fremont Paving Company INC | Joseph James Lebon | astigma@astigmatic.com | (510) 797 3553 | Other | Livermore · Alameda County | — | — |
| Fremont Remodeling | Bruce Joseph Brown | — | (510) 402 8381 | GC, remodel, ADU | Fremont · Alameda County | — | — |
| Fremont Tile & Carpet INC | Habibullah Tarin | — | (510) 661 9500 | Other | Fremont · Alameda County | — | — |
| French Chris Metal INC | Christopher Bailey French | — | (510) 238 9339 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Frenchpark Flooring And Maintenance LLC DBA Frenchpark Floors | Daniel Gerard Sullivan | — | (415) 816 4477 | GC, remodel, ADU | Castro Valley · Alameda County | — | — |
| Fresh Coat Innovation Painting INC | Byron Ernesto Cabrera Navarijo | — | (650) 255 8721 | Windows, patio, painters | Hayward · Alameda County | — | — |