| Fh Prefab | Fh Prefab | — | (530) 608 2323 | Other | Truckee · Nevada County | — | — |
| Fiber Works Communications INC | Christian Ananda Malone | — | (530) 559 0347 | Other | Grass Valley · Nevada County | — | — |
| Fiddler On The Roof | Fiddler On The Roof | — | (530) 432 1441 | Other roofers | Penn Valley · Nevada County | — | — |
| Fiedler Construction | Robert K Fielder | — | (530) 913 9762 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Fillman Construction | Joseph John Fillman | — | (530) 545 3760 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Fine Construction INC | Matthew William Fine | inquiry@fineconstruction.com | (530) 412 1682 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Fine Line Joinery | Fine Line Joinery | — | (530) 575 2956 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Fine Line Renovations | Fine Line Renovations | — | (530) 687 2082 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Finer Floors | Finer Floors | — | (530) 388 6699 | Other | Grass Valley · Nevada County | — | — |
| Finishing Touch Painting | Finishing Touch Painting | — | (530) 414 3798 | Windows, patio, painters | Truckee · Nevada County | — | — |
| First Impressions | First Impressions | — | (530) 205 5347 | Windows, patio, painters | Grass Valley · Nevada County | — | — |
| Fit & Finish Construction | Daniel Joseph Buntman | — | (530) 460 7667 | GC, remodel, ADU | Penn Valley · Nevada County | — | — |
| Fitting Mechanical | Fitting Mechanical | — | (530) 477 5541 | HVAC | Grass Valley · Nevada County | — | — |
| Floors From The Heart | Floors From The Heart | — | (707) 477 7286 | Other | Grass Valley · Nevada County | — | — |
| Florio Excavation | Joseph Vincent Florio | — | (530) 264 6799 | Other | Truckee · Nevada County | — | — |
| Foam King | Alfred Daniel Brundtland | — | (530) 777 0177 | Other | Grass Valley · Nevada County | — | — |
| Foothill Air Systems | Foothill Air Systems | — | (530) 263 0040 | HVAC | Grass Valley · Nevada County | — | — |
| Foothill Custom Tile | Foothill Custom Tile | — | (530) 274 2939 | Other | Grass Valley · Nevada County | — | — |
| Forever Electric | Kenneth Christopher Lapoint | — | (530) 206 0222 | Electricians | Grass Valley · Nevada County | — | — |
| Forrer Woodworks LLC | Jacob Allen Forrer | forrerwoodworks@gmail.com | (317) 900 9135 | Other | Truckee · Nevada County | — | — |
| Forshee Construction | Michael Allen Forshee | — | (530) 412 0866 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Foster Robert Construction | Robert George Foster | — | (530) 913 6811 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Four Seasons Landscaping | Rory Koff | info@four-seasons-landscaping.com | (530) 550 8100 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Four Winds Construction | Ronald Lee Buckles | — | (530) 414 1606 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Fowler Construction | Brendan Peter Fowler | — | (530) 559 9527 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Fowler Flooring INC | Gary Lorin Fowler | — | (530) 913 0501 | Other | Grass Valley · Nevada County | — | — |
| Foxwood | Curtis James Pracht | — | (530) 559 4826 | Other | Nevada City · Nevada County | — | — |
| Frank Kulczyk Construction INC | Frank William Kulczyk | — | (530) 701 5606 | GC, remodel, ADU | Rough And Ready · Nevada County | — | — |
| Frazer Construction | Douglas Alen Frazer | — | (530) 263 6463 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Freschi Construction INC | Madison Claire Freschi | shirley@freschiconstruction.com | (530) 272 2051 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Fresh Paint | Fresh Paint | — | (530) 913 2168 | Windows, patio, painters | Grass Valley · Nevada County | — | — |
| Frye Roofing | Bryan Deural Frye | — | (530) 913 7663 | Other roofers | Penn Valley · Nevada County | — | — |
| Fuller H V A C | Fuller H V A C | — | (530) 559 0569 | HVAC | Grass Valley · Nevada County | — | — |
| Fultz & Hammer Const | Fultz & Hammer Const | — | (530) 559 0069 | GC, remodel, ADU | Penn Valley · Nevada County | — | — |
| Furlong Construction | Jeff Taylor Furlong | — | (530) 906 3058 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| G Electric | Julio Cesar Gonzalez | — | (775) 209 5767 | Electricians | Truckee · Nevada County | — | — |
| G O Construction | Gene Owen Michael O'callaghan | — | (530) 559 9059 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| G P Building Development | G P Building Development | — | (530) 277 0904 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| G R N Enterprises INC | Garrett Riley Nahas | — | (925) 324 6918 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Gaiser Construction | John Gregory Gaiser | — | (530) 852 1058 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |