| Gill Construction | Desmond John Gill | — | (415) 505 1156 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gj Chavez INC | Henry Alfonso Chavez | — | (415) 994 8284 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Glacier Bay Electric | Jarid Lee Foster | — | (760) 214 1187 | Electricians | San Francisco · San Francisco County | — | — |
| Glam Construction INC | Vidal Isabel Diaz | info@glam-construction.com | (415) 347 7902 | Other roofers | San Francisco · San Francisco County | — | — |
| Glas-california INC | Jacques Florent Leon Houben | — | (415) 705 9610 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Glass Club INC | Seyed Vahid| Zahedani Vahid Zahedani | — | (415) 621 8131 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Glazzen | Shokri Niri Afshin | info@glazzen.com | (415) 505 3120 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Gleaves Contractors INC | Diangelo Maurice Orm Smith Gleaves | diangelo@gleavescontractors.com | (415) 845 1443 | Other | San Francisco · San Francisco County | — | — |
| Glen Canyon Properties INC | Bruce Patrick Helmberger | — | (415) 726 9659 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Glenn's Plumbing | Glenn's Plumbing | — | (415) 290 1749 | Other | San Francisco · San Francisco County | — | — |
| Gloria Diana Ramos | Gloria Diana Ramos | — | (415) 648 6488 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Glynn Construction | Stephen John Glynn | glynnconstruction80@gmail.com | (415) 740 5536 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gm Elite Tile & Stone Installation | Maria Sabina Montiel Gaspar | — | (415) 756 3138 | Other | San Francisco · San Francisco County | — | — |
| Gmz Plumbing | Gmz Plumbing | — | (415) 613 1781 | Other | San Francisco · San Francisco County | — | — |
| Gngc Builders Incorporated | Greig Neilson | — | (415) 692 4429 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Go - Mex Construction INC | Oscar Favel Gomez | — | (510) 692 6200 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Go Green Landscape | Go Green Landscape | — | (628) 215 1005 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Go Plumbing | Go Plumbing | memo@go-plumbing.com | (317) 919-3733 | Other | San Francisco · San Francisco County | — | — |
| Godinez Painting | Godinez Painting | — | (415) 806 1091 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Gogen Sf | Gogen Sf | — | (415) 571 3622 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gold Mountain Investments INC | Yu Chi Liu | — | (530) 204 8338 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Gold Spring Construction Co | Evan Hsen | — | (415) 812 6887 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Golden A Plus Construction INC | Yousong Zhang | — | (415) 605 6799 | Electricians | San Francisco · San Francisco County | — | — |
| Golden And Co Landscapes INC | Luis Alberto Ramirez Vazquez | — | (415) 368 6758 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Golden Arm Welding LLC | Daniel Abrina Mora | — | (559) 649 5466 | Other | San Francisco · San Francisco County | — | — |
| Golden Bay Electric INC | Carlos Mario Rodriguez Solorzano | — | (415) 574 8645 | Electricians | San Francisco · San Francisco County | — | — |
| Golden Bay Floors INC | Pham Steven | — | (415) 661 1571 | Other | San Francisco · San Francisco County | — | — |
| Golden Bay Painting & Decorating | Golden Bay Painting & Decorating | goldenbaypainting@gmail.com | (415) 948 7107 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Golden City Electric Co | Byron Rodolfo Sr Cruz | armandos@goldencityelectric.com | (415) 200 5743 | Electricians | San Francisco · San Francisco County | — | — |
| Golden City Electric Co | Cesar Agusto Cruz | armandos@goldencityelectric.com | (415) 200 5743 | Electricians | San Francisco · San Francisco County | — | — |
| Golden City Pro | Golden City Pro | — | (628) 210-1614 | Restoration | San Francisco · San Francisco County | — | — |
| Golden Crown Hardwood Floors INC | Quang Xuan Nguyen | — | (415) 566 4638 | Other | San Francisco · San Francisco County | — | — |
| Golden Dragon Construction INC | Li Ouqi | — | (415) 577 0588 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Golden Gate Electric | Edmond Byron Lea | — | (415) 225 2875 | Electricians | San Francisco · San Francisco County | — | — |
| Golden Gate Engineering | Golden Gate Engineering | — | (415) 512 1555 | Other | San Francisco · San Francisco County | — | — |
| Golden Gate Fire Protection INC | William Anthony Baker | — | (415) 500 1621 | Other | San Francisco · San Francisco County | — | — |
| Golden Gate Glass & Mirror Co INC | Brian Douglas Moore | — | (415) 552 0220 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Golden Gate Greens INC | Jason Christopher Vangelisti | info@goldengategreens.com | (415) 278 7070 | Other | San Francisco · San Francisco County | — | — |
| Golden Gate Home Inspections | Golden Gate Home Inspections | service@goldengatehomeinsepctions.com | (415) 878-1331 | Inspectors | San Francisco · San Francisco County | — | — |
| Golden Gate Interiors | Yuk Ming Tsang | — | (415) 550 7890 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |