| Divas Painting INC | Luis Alberto Divas Hernandez | — | (415) 532 4572 | Windows, patio, painters | Novato · Marin County | — | — |
| Divine Electric And Plumbing | Darin Alan Divine | divine.ccr@anyhour.com | (415) 299 0381 | Electricians | San Rafael · Marin County | — | — |
| Dixon Marine Services INC | Mark Alexander Sutton | — | (415) 669 7369 | Other | Inverness · Marin County | — | — |
| Dkg Construction | Ronan Theobald Hanley | — | (415) 632 2618 | GC, remodel, ADU | Novato · Marin County | — | — |
| Dmf Builder | Dmf Builder | — | (415) 596 8290 | GC, remodel, ADU | Kentfield · Marin County | — | — |
| Doke's Plumbing Heating & Cooling | Kim Dokyun | — | (415) 453 7508 | HVAC | San Rafael · Marin County | — | — |
| Dolan Construction & Remodeling | Brian Patrick Dolan | — | (415) 298 5308 | GC, remodel, ADU | Woodacre · Marin County | — | — |
| Dominguez Brother's Tree Service INC | Amador Alonso Dominguez | — | (415) 537 0216 | Tree | Novato · Marin County | — | — |
| Dominguez Plumbing Company | Miguel Leopoldo Dominguez | joeul7@yahoo.com | (415) 990 2008 | Other | San Rafael · Marin County | — | — |
| Dominic Gaidano Painting & Decorating | Dominic Anthony Gaidano | — | (415) 419 2564 | Windows, patio, painters | San Rafael · Marin County | — | — |
| Dominic Gelardi Painting LLC | Dominic Joseph Gelardi | — | (415) 246 3917 | Windows, patio, painters | Novato · Marin County | — | — |
| Don J Birch Construction | Don Joseph Birch | — | (415) 264 4364 | GC, remodel, ADU | Novato · Marin County | — | — |
| Donald Guy Duryee | Donald Guy Duryee | — | (415) 461 0702 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Doniel Ellis Designs Landscaping | Doniel Ellis Designs Landscaping | — | (415) 637 3941 | Windows, patio, painters | San Anselmo · Marin County | — | — |
| Donlan Landscape Contractors | Matthew John Donlan | — | (415) 435 0041 | Windows, patio, painters | San Rafael · Marin County | — | — |
| Donnelly & Powers Electric | Shannon Kendall Powers | — | (415) 259 9784 | Electricians | San Anselmo · Marin County | — | — |
| Dorgham Floor | Dorgham Floor | 299floor@gmail.com | (415) 450 5689 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Dotto Glass INC | John Carey Lyons | dotto@dottoglass.com | (415) 479 1274 | Windows, patio, painters | San Rafael · Marin County | — | — |
| Doucet Electric | Lucas James Doucet | — | (415) 497 0676 | Electricians | San Anselmo · Marin County | — | — |
| Douglas Z Monti | Douglas Z Monti | — | (415) 453 1380 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Dovetail Construction | Stewart Whitney Miley | — | (415) 722 9296 | GC, remodel, ADU | San Anselmo · Marin County | — | — |
| Down Under Plumbing | Down Under Plumbing | hello@rfuenzalida.com | (415) 306 4226 | Other | Sausalito · Marin County | — | — |
| Downing Heating INC | Denis Gerard Mahoney | info@downingheating.com | (415) 485 1011 | HVAC | Novato · Marin County | — | — |
| Doyle Iron Works INC | Derek Doyle | — | (415) 745 4203 | Other | Sausalito · Marin County | — | — |
| Drainage & Moisture Control INC | Juan Carlos Arriaga Alvarez | — | (650) 609 0030 | Other | Novato · Marin County | — | — |
| Drake Building | Drake Building | — | (415) 672 4066 | GC, remodel, ADU | San Anselmo · Marin County | — | — |
| Driptech Plumbing Solutions | Driptech Plumbing Solutions | — | (415) 381 1212 | Other | Novato · Marin County | — | — |
| Drosihn Construction INC | Eric Lee Drosihn | eric@drosihnconstruction.com | (415) 717-3647 | GC, remodel, ADU | Novato · Marin County | — | — |
| Dry Kings Restoration LLC | Matthew Steven Sharpe | — | (415) 993 1298 | GC, remodel, ADU | Novato · Marin County | — | — |
| Drywall Works | Drywall Works | — | (628) 688 7060 | Other | Novato · Marin County | — | — |
| Drywall Works INC | Alan Emmanuel Longinos Moreno | — | (628) 688 7060 | Other | Novato · Marin County | — | — |
| Duane D Johnson | Duane D Johnson | — | (415) 382 9500 | Electricians | Novato · Marin County | — | — |
| Ducharme Construction | John Joseph Ducharme | — | (415) 420 9150 | Electricians | San Anselmo · Marin County | — | — |
| Ducor Plumbing | Ducor Plumbing | — | (415) 459 0641 | Other | San Rafael · Marin County | — | — |
| Duffy Builders | Duffy Builders | gene@duffybuilders.com | (415) 795 0079 | GC, remodel, ADU | San Rafael · Marin County | — | — |
| Dugan Development INC | Kevin William Dugan | — | (415) 716 7169 | GC, remodel, ADU | Novato · Marin County | — | — |
| Duisenberg Construction INC | Brandon Matthew Duisenberg | — | (415) 640 5554 | GC, remodel, ADU | San Anselmo · Marin County | — | — |
| Durkin Signs & Graphics INC | James William Selle | — | (415) 883 5560 | Other | San Rafael · Marin County | — | — |
| Dutra Construction Co INC | Bill Toney Dutra | — | (415) 258 6876 | Electricians | San Rafael · Marin County | — | — |
| Dutra Dredging Company | Molly Frances Jacobson | — | (415) 258 6876 | Electricians | San Rafael · Marin County | — | — |