| Gm Fiber Electric Construction Corporation | Christian Garcia | — | (310) 627 6819 | Electricians | Moreno Valley · Riverside County | — | — |
| Gm Pro-build INC | Jose De Jesus Rosales Ocampo | — | (951) 376 0685 | GC, remodel, ADU | Beaumont · Riverside County | — | — |
| Gm Tower Builders INC | Michael Gabriel Cuadra | — | (949) 466 1301 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Gmb Masonry INC | Monica Barrera | — | (951) 775 0386 | Other | Moreno Valley · Riverside County | — | — |
| Gmg Remodeling | Marco Alonso Gonzalez Martinez | gmgremodeling85@gmail.com | (619) 997 9699 | GC, remodel, ADU | Menifee · Riverside County | — | — |
| Gmz Electric | Gomez Alberto | — | (951) 334 6655 | Electricians | Perris · Riverside County | — | — |
| Gna Energy | Gna Energy | — | (760) 676 7234 | Electricians | Desert Hot Springs · Riverside County | — | — |
| Gnc Framing Corp | Zamora Benjamin Collazo | — | (951) 581 0784 | Other | Perris · Riverside County | — | — |
| Gnw Construction LLC | Garrett Errol Woods | — | (951) 323 7361 | GC, remodel, ADU | Idyllwild · Riverside County | — | — |
| Go Big Construction | Amy Lynn Morgan | — | (951) 551 6606 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| Go Fire Protection Incorporated | Thomas Bruce O'brien | — | (951) 310 2709 | Other | Norco · Riverside County | — | — |
| Go Green Light Electric INC | Dennas Edward Ii Waltz | — | (951) 500 3881 | Electricians | Riverside · Riverside County | — | — |
| Go Metal Works | Jose Pedro Gastelum | — | (760) 404 9702 | Other | Coachella · Riverside County | — | — |
| Go Pro Electric | Justin Daryl Williams | — | (951) 387 6593 | Electricians | Murrieta · Riverside County | — | — |
| Go Roof Tune Up INC | Martin Jeffrey Stout | — | (951) 782 0336 | Other roofers | Riverside · Riverside County | — | — |
| Go-go Gunite INC | Miguel Angel Quintero | — | (760) 342 1184 | Pool | Indio · Riverside County | — | — |
| Go-Pher The Kill Pest Control Riverside | Go-Pher The Kill Pest Control Riverside | — | (951) 977-8183 | Pest, tile roofs | Riverside · Riverside County | — | — |
| Goca Pools And Spa | Goca Pools And Spa | — | (562) 552 7100 | Pool | Moreno Valley · Riverside County | — | — |
| Godoy Cabinets INC | Eric Osvaldo Godoy | — | (951) 784 1734 | Other | Riverside · Riverside County | — | — |
| Goforth & Marti | Stephen Lawrence Easley | — | (800) 686 6583 | Other | Riverside · Riverside County | — | — |
| Goforth Homes | Goforth Homes | — | (949) 275 8591 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |
| Gold Coast Asphalt | Gus Michael Jr Lazrovich | — | (831) 539 6790 | Other | Perris · Riverside County | — | — |
| Gold Coast Development | Gold Coast Development | — | (951) 285 7485 | GC, remodel, ADU | Lake Elsinore · Riverside County | — | — |
| Gold Coast Exteriors INC DBA Lath And Plaster | Brandon Thomas Millikin | — | (951) 454 1210 | Other | Riverside · Riverside County | — | — |
| Gold Coast Floor Co | Brian Douglas Howell | — | (951) 310 5945 | Other | Riverside · Riverside County | — | — |
| Gold Coast Landscape Services | Dennis Edward Mozeleski | — | (951) 203 5536 | Windows, patio, painters | Jurupa Valley · Riverside County | — | — |
| Gold Coast Pool Repair | Gold Coast Pool Repair | — | (619) 788 3270 | Pool | Murrieta · Riverside County | — | — |
| Gold Coast Woodwork LLC | David Wayne Murray | — | (951) 533 4918 | Other | Temecula · Riverside County | — | — |
| Gold Ladder Construction LLC | Gustavo Lopez | — | (951) 598 8868 | GC, remodel, ADU | San Jacinto · Riverside County | — | — |
| Gold Standard Heating And Cooling | Gold Standard Heating And Cooling | — | (951) 842 8178 | HVAC | Riverside · Riverside County | — | — |
| Gold Star Fence INC | Luis Miguel Banuelos | — | (951) 426 9402 | Other | San Jacinto · Riverside County | — | — |
| Gold Star Painting | Gold Star Painting | — | (760) 641 7544 | Windows, patio, painters | Palm Desert · Riverside County | — | — |
| Gold Stars Construction | Jose Eleazar Martinez Duran | — | (760) 774 5981 | GC, remodel, ADU | Cathedral City · Riverside County | — | — |
| Gold Timber Construction | Teodoro Ezequiel Gonzalez | — | (951) 550 5602 | GC, remodel, ADU | Moreno · Riverside County | — | — |
| Goldcoast Electric | Jeffrey Dale Toulson | info@goldcoastelectric.com | (951) 533 6847 | Electricians | Riverside · Riverside County | — | — |
| Golden Bear Drywall | Golden Bear Drywall | — | (909) 262 3105 | Other | Beaumont · Riverside County | — | — |
| Golden Brush Creative Finishes | Golden Brush Creative Finishes | — | (760) 288 2236 | Windows, patio, painters | Sky Valley · Riverside County | — | — |
| Golden Brush Signs | Golden Brush Signs | — | (951) 652 6879 | Other | Hemet · Riverside County | — | — |
| Golden Cal Garage Door Repair Service | Yozgart Alan Badillo | — | (925) 473 0523 | Other | Winchester · Riverside County | — | — |
| Golden Carpet And Floor Care INC | Alvarez Agustin Valencia | — | (951) 833 7264 | Other | Moreno Valley · Riverside County | — | — |