| Golden Plumbing INC | Robert Patrick Golden | — | (805) 419 3569 | Other | Moorpark · Ventura County | — | — |
| Golden State Electric | Marc Wayne Lowman | — | (805) 551 2360 | Electricians | Thousand Oaks · Ventura County | — | — |
| Golden Team Builders | Jerzy Adamczyk | goldenteambuilders@gmail.com | (323) 336 2477 | GC, remodel, ADU | Thousand Oaks · Ventura County | — | — |
| Golden West Drywall | Golden West Drywall | — | (805) 276 0603 | Other | Oxnard · Ventura County | — | — |
| Golden West Pools | Kim Arthur Martin | — | (805) 498 8286 | Pool | Newbury Park · Ventura County | — | — |
| Goldenbear Construction & Development Corp DBA California Pools | Myles Rock Steimle | — | (888) 659 9641 | Pool | Ventura · Ventura County | — | — |
| Goldenstate Landscapes INC | Robert Dewayne Iii Olsen | team@goldenstatelandscapes.com | (805) 857 6676 | Windows, patio, painters | Camarillo · Ventura County | — | — |
| Golenberg & Co Construction INC | Gregg Alan Golenberg | — | (818) 889 7293 | GC, remodel, ADU | Westlake Village · Ventura County | — | — |
| Golfworks Development | Clyde James Clifford | — | (805) 490 0959 | Windows, patio, painters | Westlake Village · Ventura County | — | — |
| Gomez Demolition & Hauling Corporation | Adrihan Bertin Gomez | — | (805) 760 8131 | Other | Oxnard · Ventura County | — | — |
| Gomez Mechanical | Gomez Pedro | — | (805) 910 0572 | HVAC | Camarillo · Ventura County | — | — |
| Gonce Electric Co | Donald Aaron Gonce | — | (805) 522 7161 | Electricians | Simi Valley · Ventura County | — | — |
| Gonzales Concrete Unlimited | Gonzales Concrete Unlimited | — | (818) 815 7066 | Other | Simi Valley · Ventura County | — | — |
| Gonzalez Construction | Edgar Alberto Gonzalez | gonzalez-construction@hotmail.com | (317) 313-0659 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Gonzalez Construction | Gonzalez Ernan | gonzalez-construction@hotmail.com | (317) 313-0659 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Gonzalez Landscaping & Tree Service INC | Cipriano Contreras Gonzalez | — | (805) 573 0809 | Windows, patio, painters | Moorpark · Ventura County | — | — |
| Gonzalo V Garcia | Gonzalo V Garcia | — | (805) 415 6027 | Other roofers | Oxnard · Ventura County | — | — |
| Good Earth Landscape Co | Robert J Kleefisch | — | (805) 659 5131 | Windows, patio, painters | Ventura · Ventura County | — | — |
| Good Time Painting | Good Time Painting | — | (805) 905 1167 | Windows, patio, painters | Moorpark · Ventura County | — | — |
| Goodwater Pool Care | Michael Justin Blaich | — | (805) 559 9009 | Pool | Camarillo · Ventura County | — | — |
| Goodway Refrigeration | Goodway Refrigeration | — | (805) 290 7865 | HVAC | Port Hueneme · Ventura County | — | — |
| Goodwerks Electric INC | Isaac Cortez Marquez | isaac@goodwerkselectric.com | (805) 393 7339 | Electricians | Santa Paula · Ventura County | — | — |
| Goodwin Co | Westley Scott Goodwin | — | (805) 320 3709 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Goodwood Construction | Corey Jacob Lane | — | (805) 660 1170 | GC, remodel, ADU | Somis · Ventura County | — | — |
| Goran Milunovic | Goran Milunovic | — | (818) 633 4522 | Electricians | Newbury Park · Ventura County | — | — |
| Gordon C Barth Construction | Gordon Curtis Barth | — | (805) 302 7756 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Gordon Taylor Plumbing | Gordon Taylor Plumbing | — | (805) 338 3349 | Other | Simi Valley · Ventura County | — | — |
| Gosser Development Corp | Corey Frank Gosser | — | (805) 312 3090 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Got You Floored | Jeffrey Scott Jr Terena | — | (818) 454 2164 | Other | Westlake Village · Ventura County | — | — |
| Gothrick Construction Company | Russell Scott Gothrick | — | (818) 339 1746 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Gotpaint | Meshell Noelle Bybee | — | (805) 358 8908 | Windows, patio, painters | Newbury Park · Ventura County | — | — |
| Gourmet H2o | Ronald Joseph Marozzi | info@gourmetwater.com | (805) 496 9958 | Other | Westlake Village · Ventura County | — | — |
| Gpm Pavement Management | Lisa Danielle Miller | — | (805) 933 0909 | Other | Thousand Oaks · Ventura County | — | — |
| Grace Interiors INC | Bradly Maron Garrett | — | (951) 751 8768 | Other | Thousand Oaks · Ventura County | — | — |
| Grace Plumbing | Charles Robert Grace | — | (805) 431 6253 | Other | Thousand Oaks · Ventura County | — | — |
| Gradelop Grading & Excavating INC | Lopez Luis Estrada | — | (805) 340 1721 | Other | Ventura · Ventura County | — | — |
| Graham Hallissey Construction | Graham George Hallissey | — | (805) 824 2057 | GC, remodel, ADU | Newbury Park · Ventura County | — | — |
| Grammer Drywall | Grammer Drywall | — | (805) 522 9106 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Grand Coast Construction INC | Kevin De Jesus Gonzales Gomez | mountainfire@grandcoastconstruction.com | (805) 718 1502 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Grand Illusions Professional Painting | Grand Illusions Professional Painting | — | (805) 910 5833 | Windows, patio, painters | Camarillo · Ventura County | — | — |