| Design-build-solutions | Sean William Eiselt | — | (530) 966 6823 | GC, remodel, ADU | Orland · Glenn County | — | — |
| Diaz Elite Wood Work | Diaz Elite Wood Work | — | (530) 321 1883 | Other | Orland · Glenn County | — | — |
| Doug Abbott | Doug Abbott | — | (530) 520 1030 | Other | Orland · Glenn County | — | — |
| Douglass Construction | Ralph Houston Jr Douglass | — | (530) 517 0097 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Dust & Timber Construction Co | Devonn Michael Friesen | — | (530) 330 9535 | GC, remodel, ADU | Willows · Glenn County | — | — |
| E And N Painting | Elonda May Guzman | — | (530) 720 0718 | Windows, patio, painters | Orland · Glenn County | — | — |
| Eagle Claw Construction | Michael John Ii Martindale | support@webador.com | (530) 517 3903 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Ebp Construction INC | Erik Burdett Pyle | — | (530) 519 4050 | GC, remodel, ADU | Orland · Glenn County | — | — |
| Elite Legacy Construction | Eric James Langworthy | — | (530) 361 5885 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Emerson's Custom Flooring | Emerson's Custom Flooring | — | (530) 354 0710 | Other | Orland · Glenn County | — | — |
| Everything Glass | Everything Glass | — | (530) 513 7749 | Windows, patio, painters | Willows · Glenn County | — | — |
| Fitzgerald Electrical Services Inc. | Fitzgerald Electrical Services Inc. | — | (855) 487-2947 | Electricians | Escondido · Glenn County | — | — |
| Four Irb Framing INC | Ruiz Juan Reyes | — | (530) 228 8362 | Other | Orland · Glenn County | — | — |
| Frank A Taylor | Frank A Taylor | — | (530) 949 1954 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Freitas Fence | Freitas Fence | freitasfence@yahoo.com | (510) 996 8455 | Other | Orland · Glenn County | — | — |
| Furtado Construction | Stephen Anthony Furtado | — | (530) 330 3221 | GC, remodel, ADU | Orland · Glenn County | — | — |
| G & M Bippus Roofing & Construction INC | Gordon Samuel Bippus | — | (530) 934 8410 | Other roofers | Willows · Glenn County | — | — |
| Galbraith Construction | Rickey Louis Galbraith | — | (530) 934 3726 | Other | Willows · Glenn County | — | — |
| Gary Coffman's Landscaping | Gary Coffman's Landscaping | — | (530) 934 9580 | Windows, patio, painters | Willows · Glenn County | — | — |
| Gary Williams Construction | Gary Carroll Williams | — | (530) 624 6779 | GC, remodel, ADU | Orland · Glenn County | — | — |
| Geof Miller And Son Plastering LLC | Geoffrey Thomas Miller | — | (530) 520 0304 | Other | Orland · Glenn County | — | — |
| German Construction | German Alejandr Herrera Vazquez | — | (530) 820 2031 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Gl Pools | Gl Pools | clientcare@glpools.com | (619) 391-3258 | Pool | Santee · Glenn County | — | — |
| Gleams Restoration | Gleams Restoration | — | (628) 258-7466 | Restoration | Oceanside · Glenn County | — | — |
| Gleason Construction Company | Steven Randal Gleason | — | (530) 330 7100 | GC, remodel, ADU | Willows · Glenn County | — | — |
| Glenn D. Mitchel Realtors | Glenn D. Mitchel Realtors | — | (619) 442-8833 | Property managers | El Cajon · Glenn County | — | — |
| Glenn Kreighbaum (glenn K) Real Estate | Glenn Kreighbaum (glenn K) Real Estate | — | (949) 573-6413 | Property managers | Irvine · Glenn County | — | — |
| Glenn Smith Roofing | Glenn Smith Roofing | — | (805) 300-6530 | Other roofers | Simi Valley · Glenn County | — | — |
| Glenn Tyner The Painter Man | Glenn Tyner The Painter Man | — | (951) 737-4510 | Windows, patio, painters | Corona · Glenn County | — | — |
| Glennis Dawson Seaside Executives | Glennis Dawson Seaside Executives | glennis28@gmail.com | (760) 208-5347 | Property managers | Encinitas · Glenn County | — | — |
| Glynn Roofing INC | Glynn Roofing INC | — | (760) 758-0833 | Other roofers | Vista · Glenn County | — | — |
| Granados Landscaping & Garden Services | Mondragon Armando Granados | — | (530) 321 1922 | Windows, patio, painters | Orland · Glenn County | — | — |
| Greg's Heating & AC INC | Brian Scott Hansen | — | (530) 865 9677 | HVAC | Orland · Glenn County | — | — |
| Griffith Fencing | Griffith Fencing | — | (530) 230 7077 | Other | Orland · Glenn County | — | — |
| Hard Rock Engineering INC | Tommy Untalan Funes | — | (530) 864 8644 | Electricians | Orland · Glenn County | — | — |
| Hardwood Creations | Hardwood Creations | — | (530) 865 8868 | Other | Orland · Glenn County | — | — |
| Hendrix Construction | Dwight Leroy Jr Hendrix | — | (530) 301 3706 | GC, remodel, ADU | Artois · Glenn County | — | — |
| Hickory Wate Damage Restoration | Hickory Wate Damage Restoration | — | (949) 990-3688 | Restoration | Laguna Niguel · Glenn County | — | — |
| Hm Real Estate Services + Homes Management | Hm Real Estate Services + Homes Management | — | (760) 432-4663 | Property managers | Escondido · Glenn County | — | — |
| Homesley Custom Cabinets | Homesley Custom Cabinets | — | (530) 345 7322 | Other | Orland · Glenn County | — | — |