| Flores Construction | Flores Ramos Roberto | — | (209) 684 1018 | GC, remodel, ADU | Jackson · Amador County | — | — |
| Foothill Plumbing & Design INC | Dean Alfred Ercolini | — | (209) 781 5189 | Other | Ione · Amador County | — | — |
| Foothill Pool Service | Foothill Pool Service | foothillpoolserv@gmail.com | (530) 786-4250 | Pool | Pine Grove · Amador County | — | — |
| Four Acres Landscaping | Four Acres Landscaping | — | (209) 418 8428 | Windows, patio, painters | Pine Grove · Amador County | — | — |
| Four Seasons | Four Seasons | — | (209) 256 3409 | Windows, patio, painters | Jackson · Amador County | — | — |
| Fowlers Quality Roofing | Earl Joseph Fowler | — | (209) 304 6502 | Other roofers | Ione · Amador County | — | — |
| Franzi Demolition & Deconstruction | Franzi Demolition & Deconstruction | — | (415) 388 4500 | Other | Fiddletown · Amador County | — | — |
| Fredrick Lutz | Fredrick Lutz | — | (510) 504 6984 | GC, remodel, ADU | Pine Grove · Amador County | — | — |
| Freedom Electric LLC | Kevin Michael Fonseca | — | (760) 689 5732 | Electricians | Ione · Amador County | — | — |
| Fresh Coat | Michael Edward Gornet | nate@freshcoat.io | (209) 660 9020 | GC, remodel, ADU | Volcano · Amador County | — | — |
| Funtanellas & Santos INC | Ed Joseph Funtanellas | — | (707) 333 7883 | Other | Kirkwood · Amador County | — | — |
| G M Construction And Project Management INC | Michael Edward Gornet | — | (209) 660 9020 | GC, remodel, ADU | Volcano · Amador County | — | — |
| Garloff Construction | Caleb Joseph Garloff | — | (209) 256 2153 | GC, remodel, ADU | Pine Grove · Amador County | — | — |
| Gary Robinson Construction | Gary Michael Robinson | — | (209) 257 1899 | GC, remodel, ADU | Jackson · Amador County | — | — |
| Gary Walter Neuner | Gary Walter Neuner | — | (510) 719 8969 | GC, remodel, ADU | Pioneer · Amador County | — | — |
| George H Koertzen | George H Koertzen | — | (206) 200 6735 | GC, remodel, ADU | Ione · Amador County | — | — |
| Gerald Robert Elliott | Gerald Robert Elliott | — | (209) 295 4285 | GC, remodel, ADU | Pioneer · Amador County | — | — |
| Get Er Done Electric | Matt Scott Pegnottga | — | (209) 419 2262 | Electricians | Pioneer · Amador County | — | — |
| Gibi Construction | David Anthony Gibbons | — | (209) 419 0721 | GC, remodel, ADU | Pine Grove · Amador County | — | — |
| Gideon Construction INC | Brian Scott Gideon | — | (209) 790 9706 | GC, remodel, ADU | Ione · Amador County | — | — |
| Gideon Fence INC | Jordan Patrick Gideon | gideonfence@gmail.com | (209) 712 7360 | Other | Ione · Amador County | — | — |
| Gold Country Glass | Gold Country Glass | — | (209) 418 9016 | Windows, patio, painters | Jackson · Amador County | — | — |
| Gold Country Painting | Gold Country Painting | — | (209) 273 8479 | Windows, patio, painters | Jackson · Amador County | — | — |
| Grady Landscapes | Grady Landscapes | — | (530) 350 5129 | Windows, patio, painters | Sutter Creek · Amador County | — | — |
| Grau Construction | Gaston Adrian Grau | — | (209) 304 5490 | GC, remodel, ADU | Sutter Creek · Amador County | — | — |
| Gregory Scott Garcia LLC DBA Jackson Glass | Gregory Scott Garcia | — | (209) 257 0391 | Windows, patio, painters | Jackson · Amador County | — | — |
| Griff's Electric | Preston Scott Griffith | — | (209) 327 2901 | Electricians | Ione · Amador County | — | — |
| Hall Construction | Adam Isaiah Hall | — | (209) 304 3432 | GC, remodel, ADU | Pine Grove · Amador County | — | — |
| Hall's Electric INC | Michael William Hall | — | (209) 257 1779 | Electricians | Jackson · Amador County | — | — |
| Hands On Painting | Hands On Painting | — | (209) 283 9574 | Windows, patio, painters | Sutter Creek · Amador County | — | — |
| Hansen Cabinets | Hansen Cabinets | — | (209) 295 5777 | Other | Pioneer · Amador County | — | — |
| Hansen Pool Construction Inc. | Hansen Pool Construction Inc. | — | (951) 482-8472 | Pool | Corona · Amador County | — | — |
| Hawkins Const | Hawkins Const | — | (209) 304 3364 | GC, remodel, ADU | Pine Grove · Amador County | — | — |
| Hd Remediation LLC | Hieu Minh Dang | — | (916) 519 2238 | Other | Ione · Amador County | — | — |
| Heartwood Electric | Derek Jon Nelson | — | (218) 390 6355 | Electricians | Pioneer · Amador County | — | — |
| Hobbs Construction | Timothy James Hobbs | — | (209) 217 7931 | GC, remodel, ADU | Jackson · Amador County | — | — |
| Horn Construction | Kyle Douglas Horn | — | (831) 524 3940 | GC, remodel, ADU | Jackson · Amador County | — | — |
| Ht Construction INC DBA Barron's Flooring & Home | Taylor Ann Ristrom | — | (209) 267 0200 | GC, remodel, ADU | Sutter Creek · Amador County | — | — |
| I Love My Solar INC | Mark Robert Danenhower | christina@ilovemysolar.com | (877) 607 6527 | Other roofers | Ione · Amador County | — | — |
| Ide Painting Company | Andrew L Ide | — | (916) 532 1921 | Windows, patio, painters | Ione · Amador County | — | — |