| George Flath Construction | George C Flath | — | (831) 724 2002 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| George M Saam Iii | George M Saam Iii | — | (831) 423 1778 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| George Ornelas Painting | George Ornelas Painting | — | (831) 359 6396 | Windows, patio, painters | Watsonville · Santa Cruz County | — | — |
| Gerhardt Construction Co | Michael John Gerhardt | — | (831) 247 7240 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Get Piped | Ryan Anthony Rodriguez | — | (831) 824 6464 | Other | Corralitos · Santa Cruz County | — | — |
| Giant Electric | Mark Richard Koenig | — | (831) 212 6591 | Electricians | Santa Cruz · Santa Cruz County | — | — |
| Gilbert Construction | Jeffrey Paul Gilbert | — | (831) 239 3849 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Gilbert Electric | Gregory Griggs Gilbert | — | (831) 345 3241 | Electricians | Corralitos · Santa Cruz County | — | — |
| Ginsburg Construction | Gregory Curtis Ginsburg | — | (831) 818 8296 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| Giovanni Bustichi Construction | Giovanni Armando Bustichi | — | (831) 438 4258 | GC, remodel, ADU | Scotts Valley · Santa Cruz County | — | — |
| Gizdich Construction Remodling And Home Repair | Mitch Paul Gizdich | — | (831) 801 8335 | GC, remodel, ADU | Watsonville · Santa Cruz County | — | — |
| Glenn Carter Decorative Arts | Glenn Carter Decorative Arts | — | (831) 818 7362 | Windows, patio, painters | Santa Cruz · Santa Cruz County | — | — |
| Globus Electric | Ivan John Bulaich | — | (831) 728 5276 | Electricians | Watsonville · Santa Cruz County | — | — |
| Goebel Construction | Ryan John Goebel | — | (831) 535 9752 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Gold Avenue Electric INC | Jared Scott Vandiver | goldavenueelectric@gmail.com | (831) 252 3458 | Electricians | Ben Lomond · Santa Cruz County | — | — |
| Gold Coast Plumbing And Construction Services INC | Jaime M Chavez | — | (831) 319 9727 | GC, remodel, ADU | Watsonville · Santa Cruz County | — | — |
| Golden State Plastering | Golden State Plastering | — | (831) 595 5550 | Other | Aptos · Santa Cruz County | — | — |
| Gomes Construction | Michael Henry Gomes | — | (949) 400 8259 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Gonella Construction | Derrick John Gonella | — | (831) 920 9058 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Gony's General Construction Builder INC | Juan Luis Padilla Aguilera | — | (408) 621 8210 | GC, remodel, ADU | Boulder Creek · Santa Cruz County | — | — |
| Gonzales & Son Construction | Guillermo Garcia Gonzales | — | (831) 761 5439 | GC, remodel, ADU | Watsonville · Santa Cruz County | — | — |
| Good Earth Landscape | Good Earth Landscape | — | (831) 588 2947 | Windows, patio, painters | Watsonville · Santa Cruz County | — | — |
| Good Earth Landscape & Design | Good Earth Landscape & Design | — | (831) 359 6211 | Windows, patio, painters | Ben Lomond · Santa Cruz County | — | — |
| Goodwin Construction | Bobby Lee Goodwin | — | (831) 818 4874 | GC, remodel, ADU | Soquel · Santa Cruz County | — | — |
| Gophers Limited INC | Gophers Limited INC | — | (831) 335-2400 | Pest, tile roofs | Santa Cruz · Santa Cruz County | — | — |
| Gordon Build Maint | Gordon Build Maint | — | (408) 499 0874 | GC, remodel, ADU | Boulder Creek · Santa Cruz County | — | — |
| Goss Construction | Jeremy Aaron Goss | mail@gossconstruction.com | (831) 291 8694 | GC, remodel, ADU | Felton · Santa Cruz County | — | — |
| Gotcha Covered Window Coverings INC | Jack Kennedy Carver | gotchacarver@yahoo.com | (831) 901 1931 | Other | Aptos · Santa Cruz County | — | — |
| Gotelli Electric | Herbert Paul Iii Gotelli | — | (408) 821 1294 | Electricians | Soquel · Santa Cruz County | — | — |
| Gpi Builders INC | Barukh Benjamin Bennaim | info@gpibuilders.com | (408) 368 6133 | Electricians | Santa Cruz · Santa Cruz County | — | — |
| Graaskamp Construction INC | Rylan William Graaskamp | — | (831) 227 4200 | GC, remodel, ADU | Soquel · Santa Cruz County | — | — |
| Graaskamp Painting | Graaskamp Painting | — | (831) 212 1919 | Windows, patio, painters | Soquel · Santa Cruz County | — | — |
| Gradecon Construction INC | Cary Shon Gandrup | — | (831) 724 4234 | Other | Watsonville · Santa Cruz County | — | — |
| Gradecon INC | Cary Shon Gandrup | — | (831) 588 9351 | Other | Watsonville · Santa Cruz County | — | — |
| Granite - Griffith A Joint Venture | Construction Company Granite | — | (831) 768 4086 | Other roofers | Watsonville · Santa Cruz County | — | — |
| Granite - Healy Tibbitts A Joint Venture | Tibbitts Builders INC Healy | — | (831) 768 4086 | Other | Watsonville · Santa Cruz County | — | — |
| Granite Condon-johnson A Joint Venture | & Associates INC Condon-Johnson | — | (931) 768 4086 | Other | Watsonville · Santa Cruz County | — | — |
| Granite Construction Company | Brian Robert Dowd | — | (831) 768 4086 | Other roofers | Watsonville · Santa Cruz County | — | — |
| Granite Industrial INC | Brian Robert Dowd | — | (831) 768 4086 | Electricians | Watsonville · Santa Cruz County | — | — |
| Granite Marble And Quartz Countertops | Alvaro Luis Rincon-Rivera | — | (831) 254 8292 | Other | Watsonville · Santa Cruz County | — | — |