| Green Oak Builders INC | Mona Frances Hsieh | milenabbrandao@gmail.com | (510) 928 7888 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Green Options Contractors | Billy Mai | — | (415) 297 4848 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Greene Construction | Jeffrey Joel Greene | mike@greeneconstruction.com | (415) 378 6167 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Greenflow HVAC INC | Shane Patrick O'malley | — | (415) 424 2188 | HVAC | San Francisco · San Francisco County | — | — |
| Greenforest Builders | Greenforest Builders | — | (415) 812 5276 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Greentree Maintenance | Gregory Ryan Goglin | service@greentreemaintenance.com | (415) 347 8600 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gregory Daigian Painting And Construction | Gregory Daniel Daigian | — | (415) 937 2113 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gregory S Robinson | Gregory S Robinson | — | (415) 922 3675 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Grenz | Jordan William John | — | (510) 463 4358 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Grey Lake Construction | Kenneth Levinus Cormican | info@greylakeconstruction.com | (415) 608 3135 | Other | San Francisco · San Francisco County | — | — |
| Gridline Construction | Grey Michelle | — | (415) 433 9866 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Grip Art INC DBA Jan Heyneker Custom Works | Jan Myndert Heyneker | — | (415) 845 6264 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Grivetti's 24 Hour Plumbing | Grivetti's 24 Hour Plumbing | — | (415) 420 4656 | Other | San Francisco · San Francisco County | — | — |
| Ground Control INC | Ramiro Garcia | accountsreceivable@groundcontrol.com | (415) 508 8589 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Ground Cover Landscaping INC | Kasorn Potion Piamsukon | info@groundcoverlandscaping.com | (415) 859 0481 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Gsw Construction INC | Cody Michael Gunning | — | (415) 757 0603 | Other | San Francisco · San Francisco County | — | — |
| Gu Vi Painting & Decorating INC | Vigil J. Praxedis Guzman | — | (415) 571 0794 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Guan's Construction | Wei Yang Guan | — | (415) 606 8714 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Guardian Remodeling Construction | Wang Henry | — | (415) 760 1079 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Guatex Painting | Guatex Painting | — | (415) 336 3343 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Gucho Plumbing | Gucho Plumbing | — | (415) 573 5765 | Other | San Francisco · San Francisco County | — | — |
| Guerrero Roofing | Guerrero Padilla Rodolfo | — | (415) 797 8921 | Other roofers | San Francisco · San Francisco County | — | — |
| Guilfoyle Construction | Francis Joseph Guilfoyle | — | (415) 377 7250 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Guo Hua Wu | Guo Hua Wu | — | (415) 203 9028 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gurman Construction | Albert Leroy Montgomery | — | (415) 515 2281 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gurrane Group | James Brendan Kelliher | — | (415) 336 3467 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gutter City LLC | Estevan Sabas Martinez | — | (415) 265 6895 | Other | San Francisco · San Francisco County | — | — |
| Guzman Construction Group INC | Miguel Guzman | — | (415) 821 2522 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Guzman-focon Jv | INC Focon | — | (415) 821 2522 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Guzman-marinship Jv | Construction Group INC Guzman | — | (415) 821 2522 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gw Construction | Matthew Fiel Gonzales | — | (415) 518 0124 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H & Bo Construction INC | She Bo Hong | — | (415) 816 0837 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H & L Construction INC | Zhao Chunle | — | (415) 816 6677 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H A J Plumbing | H A J Plumbing | — | (415) 412 2119 | Other | San Francisco · San Francisco County | — | — |
| H And B Construction Group INC | Jun Feng Huang | — | (415) 971 8931 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H Ansel Wettersten Construction And Design | Harry Ansel Wettersten | — | (415) 652 7479 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H C Millworks INC | Danny Zhen Hong Liu | info@hcmillworks.com | (415) 282 3328 | Other | San Francisco · San Francisco County | — | — |
| H Construction Co | Ho Hin Chung | — | (415) 286 6201 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H F J Construction | Ho Fujian | hfjconstruction@gmail.com | (415) 823 7889 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| H F Pacific General Construction Co | Jeff Kam Hoong Wong | — | (415) 533 8988 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |