| Dick Starr Construction | Richard Ray Starr | — | (831) 818 8777 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Dickinson Construction Management | Franklin Delano Jr Dickinson | — | (831) 840 0499 | GC, remodel, ADU | La Selva Beach · Santa Cruz County | — | — |
| Digital Guard | Digital Guard | buy@domaincapital.com | (831) 325 7672 | Electricians | Santa Cruz · Santa Cruz County | — | — |
| Dilloughery Construction | Devan Thomas Dilloughery | — | (831) 234 7799 | GC, remodel, ADU | Capitola · Santa Cruz County | — | — |
| Dimitrios Hoularis Const | Dimitrios Hoularis Const | — | (831) 212 6820 | GC, remodel, ADU | La Selva Beach · Santa Cruz County | — | — |
| Direct Electric | David Charles Christie | sales@directelectric.com | (831) 227 6296 | Electricians | Aptos · Santa Cruz County | — | — |
| Ditmars Fine Line Painting INC | Eric Veldon Ditmars | — | (831) 724 3463 | Windows, patio, painters | Watsonville · Santa Cruz County | — | — |
| Dix Construction | Scott Michael Dix | — | (831) 295 2849 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Dixon Construction | Craig David Dixon | — | (831) 335 3162 | GC, remodel, ADU | Felton · Santa Cruz County | — | — |
| Dixon Pv Design LLC | Carrie R Penfold Dixon | info@dixonpvdesign.com | (831) 508 0778 | Electricians | Santa Cruz · Santa Cruz County | — | — |
| Dj's Truck And Tractor Service INC | Nancy Abram Johnson | — | (831) 688 4914 | Other | Watsonville · Santa Cruz County | — | — |
| Dk Plumbers Sc | Darius Olavi Koski | — | (831) 334 9100 | Other | Santa Cruz · Santa Cruz County | — | — |
| Dm Landscape INC | Juan Luis Jr Molina Villegas | — | (831) 319 3793 | Windows, patio, painters | Watsonville · Santa Cruz County | — | — |
| Dma Painting INC | Manuel Jesus Torres Carrillo | — | (831) 254 7924 | Windows, patio, painters | Watsonville · Santa Cruz County | — | — |
| Dms Construction & Engineering | David Michael Stevison | — | (831) 278 0067 | GC, remodel, ADU | Ben Lomond · Santa Cruz County | — | — |
| Dobko Construction INC | John William Dobko | — | (650) 333 2795 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| Dodd Durden | Dodd Durden | — | (831) 750 2695 | Other | Aptos · Santa Cruz County | — | — |
| Dogerty Construction INC | Michael David Doherty | — | (831) 423 4422 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Dominic Cusimano DBA 3-d Construction | Dominic Matthew Cusimano | — | (831) 713 0709 | GC, remodel, ADU | Soquel · Santa Cruz County | — | — |
| Dominic's Painting | Dominic's Painting | — | (408) 489 3703 | Windows, patio, painters | Felton · Santa Cruz County | — | — |
| Don Hays Builder INC | Donald Earl Hays | — | (831) 425 5818 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Donald L Landes General Contractor | Donald L Landes General Contractor | — | (831) 247 4508 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Donald Robert Moorhouse Construction | Donald Robert Moorhouse | — | (831) 295 3194 | GC, remodel, ADU | Soquel · Santa Cruz County | — | — |
| Doors Windows And More | Doors Windows And More | — | (408) 472 4478 | Windows, patio, painters | Santa Cruz · Santa Cruz County | — | — |
| Dorn Construction | Robert Jay Dorn | — | (831) 438 7109 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Doscher Painting | Doscher Painting | — | (831) 335 9084 | Windows, patio, painters | Scotts Valley · Santa Cruz County | — | — |
| Double Y Framing | Rivera Sergio Heredia | doubleyframing@gmail.com | (831) 840-2342 | Other | Watsonville · Santa Cruz County | — | — |
| Doug Powell Construction | Douglas Edward Powell | — | (831) 278 0444 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Doug Sanders Concrete | Doug Sanders Concrete | — | (831) 464 1136 | Other | Santa Cruz · Santa Cruz County | — | — |
| Douglas Burr | Douglas Burr | — | (925) 895 4747 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Douglas Fossum Construction | Douglas Brock Fossum | — | (831) 818 5084 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Douglas Mack | Douglas Mack | — | (831) 915 5324 | GC, remodel, ADU | Capitola · Santa Cruz County | — | — |
| Douglas Ross Construction INC | James Douglas Ross | — | (408) 850 2515 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| Doven Construction | Doven Peter | — | (831) 431 0670 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Dovetail Construction | Dovetail Construction | — | (831) 425-7683 | GC, remodel, ADU | Santa Cruz · Santa Cruz County | — | — |
| Dower Electric | Shaun Laurence| Galiste Shaun Laurence Dower | — | (831) 239 2688 | Electricians | Aptos · Santa Cruz County | — | — |
| Downing Construction | Danny Gene Downing | — | (831) 419 8720 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| Dr Spa | Dr Spa | — | (408) 799 8609 | Pool | Santa Cruz · Santa Cruz County | — | — |
| Dragan's Development | Dragan's Development | — | (831) 688 2111 | GC, remodel, ADU | Aptos · Santa Cruz County | — | — |
| Draper Construction | Amanda Louise Draper | — | (831) 252 2972 | GC, remodel, ADU | Scotts Valley · Santa Cruz County | — | — |