| Decked Out Exteriors | Decked Out Exteriors | — | (530) 559 8730 | Windows, patio, painters | Penn Valley · Nevada County | — | — |
| Decker Construction | Scott Patrick Decker | — | (530) 277 6387 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Deden Painting | Elliot Paul Kuhlman | — | (530) 587 7525 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Deep Grindz Stump Grinding | Deep Grindz Stump Grinding | — | (530) 559 8985 | Tree | Nevada City · Nevada County | — | — |
| Definitive Technical | Definitive Technical | — | (530) 386 0494 | Electricians | Truckee · Nevada County | — | — |
| Delectric | Dmitry P Eremin | — | (530) 414 5504 | Electricians | Truckee · Nevada County | — | — |
| Delgadillo Construction | Delgadillo Sanchez Conrado | — | (530) 448 1220 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Deloza's Construction Corporation | Elias Domingo Loza | — | (916) 660 2501 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Delux Landscaping INC | Deanna Janet Neu | admin@deluxlandscaping.com | (530) 448 8144 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Demartini Builders INC | Timothy James Demartini | — | (530) 798 3325 | Other roofers | Nevada City · Nevada County | — | — |
| Demartini Construction | Daniel Jerome De Martini | — | (530) 559 5583 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Deon's Precision Roofing | Deon Leslie Jonutz | — | (510) 396 2599 | Other roofers | Grass Valley · Nevada County | — | — |
| Derek Stevens Electric | Derek Randall Stevens | — | (530) 575 0505 | Electricians | Penn Valley · Nevada County | — | — |
| Deschaine Enterprises INC | Jason John Deschaine | deschaineenterprises@yahoo.com | (530) 274 9975 | Other | Rough And Ready · Nevada County | — | — |
| Design & Construction | Marc A Gauthier | — | (530) 562 7423 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Designbar Group | Philip Stephen Fay | — | (530) 214 0755 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Dewit Electric INC | Bryan William Dewit | — | (530) 386 6904 | Electricians | Truckee · Nevada County | — | — |
| Dharma Construction | Nicholas Paul Rama Cryer | — | (530) 559 4728 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Diamante Construction LLC | Isidro Apolinar Iniguez | — | (530) 412 3060 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Diamond Roofing Group Corp | Rodriguez-alonso Daniel | — | (775) 762 7828 | Other roofers | Truckee · Nevada County | — | — |
| Dibble Flooring | Dibble Flooring | — | (530) 263 8189 | Other | Penn Valley · Nevada County | — | — |
| Dickson Construction INC | Bruce Ian Dickson | — | (530) 570 6125 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Diverse Contracting | Andreas Michael Theisen | — | (530) 277 3569 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Divided Sky Construction | Aaron Joseph Abraham | — | (530) 448 0496 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Dlux Window Coverings | Dlux Window Coverings | keystone@dluxwc.com | (775) 622-0964 | Other | Truckee · Nevada County | — | — |
| Dmh Built | Dmh Built | — | (775) 235 8925 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Do HVAC INC | Daniel Weber Oliver | — | (530) 205 3054 | HVAC | Penn Valley · Nevada County | — | — |
| Dobos Construction | Osah George Dubois | — | (530) 687 2416 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Dock One Construction | Bernard Jean Meder | — | (530) 587 0669 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Dolan Construction | Francis Daniel Dolan | — | (530) 386 1997 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Don Geresy Construction | Donald Brian Geresy | — | (530) 559 9155 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Don M Augstein Construction | Don Michael Augstein | — | (530) 274 9541 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Don Weston Plumbing | Don Weston Plumbing | don@donwestonplumbing.com | (530) 205 6880 | Other | Truckee · Nevada County | — | — |
| Don's Welding | Don's Welding | — | (530) 582 1354 | Other | Truckee · Nevada County | — | — |
| Donald Wilson Gannon | Donald Wilson Gannon | — | (530) 913 5959 | GC, remodel, ADU | Rough And Ready · Nevada County | — | — |
| Donatas Ereminas | Donatas Ereminas | — | (530) 448 3762 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Donner Contracting Company INC | James Anthony Sepeda | — | (530) 362 0211 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Donner Heating And Air | Donner Heating And Air | — | (530) 414 4959 | HVAC | Truckee · Nevada County | — | — |
| Donner Pass Handyman LLC | Sean Elliot Thompson | — | (209) 559 3580 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Donner Roofing | Francisco Sanchez Mendoza | — | (530) 563 8221 | Other roofers | Truckee · Nevada County | — | — |