| De La Paz Woodworks INC | Marcos Hernandez De La Paz | marcosd@delapazwoodworks.com | (805) 478 7009 | Other | Santa Maria · Santa Barbara County | — | — |
| De Vroome Construction | Max Pcm De Vroome | — | (820) 587 3354 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Debolt Electric | Joseph Edward Debolt | — | (805) 736 6071 | Electricians | Lompoc · Santa Barbara County | — | — |
| Deco Drywall & Plaster LLC | Daniel Emmittee Casey | — | (805) 563 8901 | Other | Santa Barbara · Santa Barbara County | — | — |
| Deerr's Garage Door Service | Charles Aloysius Deerr | — | (805) 736 2781 | Other | Lompoc · Santa Barbara County | — | — |
| Deinhard Electric Company | Gary Robert Deinhard | — | (805) 964 6911 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Del Campo Plastering INC | Matthew Aaron Del Campo | — | (805) 722 0298 | Other | Santa Barbara · Santa Barbara County | — | — |
| Del Mar Construction INC | Arthur Kevin Damiani | — | (805) 451 6330 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Del Monte Landscaping | Del Monte Landscaping | — | (805) 680 9028 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Delgado Tree Care INC | Esteban Delgado | — | (805) 696 3143 | Other | Goleta · Santa Barbara County | — | — |
| Delgado's Tile & Stone | Delgado's Tile & Stone | — | (805) 863 3113 | Other | Santa Maria · Santa Barbara County | — | — |
| Delgados Quality Painting Services | Victor Hugo Delgado | — | (805) 689 4528 | Windows, patio, painters | Goleta · Santa Barbara County | — | — |
| Delos Landscaping | Delos Landscaping | deloslandscaping@gmail.com | (805) 720 1357 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |
| Delta Electric | Rolando Josol Mante | — | (805) 598 3770 | Electricians | Santa Maria · Santa Barbara County | — | — |
| Delta Electric Plus INC | Vega Alejandro | — | (805) 450 2081 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Delta Welding And Fabrication INC | Kimberly Jane Kotnik | — | (805) 685 8008 | Other | Santa Barbara · Santa Barbara County | — | — |
| Deltoro Electric | Deltoro Alejandro | — | (805) 252 7108 | Electricians | Carpinteria · Santa Barbara County | — | — |
| Delucia Construction INC | Morgan Pier Delucia | contact@deluciaconstruction.com | (805) 966 9226 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Deluna Concrete INC | Jose Leobardo Uriarte | — | (805) 867 9501 | Other | Santa Maria · Santa Barbara County | — | — |
| Demeure Construction | Demeure Jean-paul | — | (805) 698 8022 | GC, remodel, ADU | Solvang · Santa Barbara County | — | — |
| Dennis A Domingos Company | Dennis Anthony Domingos | — | (805) 689 6592 | Other | Lompoc · Santa Barbara County | — | — |
| Dennis White Construction INC | Dennis Frank White | — | (805) 441 6107 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Denny Miller | Denny Miller | — | (805) 736 1837 | GC, remodel, ADU | Lompoc · Santa Barbara County | — | — |
| Derek Maestas Electric INC | Derek Mitchell Maestas | — | (805) 260 4390 | Electricians | Santa Maria · Santa Barbara County | — | — |
| Derrick's Mechanical | Derrick James Santiago | — | (805) 863 6790 | Other | Santa Maria · Santa Barbara County | — | — |
| Derrick's Roofing INC | Mark Larry Derrick | — | (805) 681 9954 | Other roofers | Santa Barbara · Santa Barbara County | — | — |
| Derscheid Construction INC | Mark Kenneth Derscheid | — | (805) 451 4865 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Design Painting | Design Painting | — | (805) 331 4266 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |
| Desmori Painting | Desmori Painting | — | (865) 356 9670 | Windows, patio, painters | Lompoc · Santa Barbara County | — | — |
| Detailed Painting Company | Nicolas Alfaro Lizarraga | — | (805) 724 9109 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Devine Construction | John Paul Devine | — | (805) 350 0147 | GC, remodel, ADU | Solvang · Santa Barbara County | — | — |
| Dexter's Solar Radiant Energy Services | Dexter Newell Carpenter | — | (805) 886 6827 | HVAC | Santa Barbara · Santa Barbara County | — | — |
| Dhrh Construction | Ryan Daniel Hendrix | info@dhrhconstruction.com | (805) 694 1520 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Di Salvo Painting And Construction Co | David Ross Di Salvo | — | (805) 455 5270 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Diamond Electric | David Louis Diaz | — | (805) 729 6878 | Electricians | Goleta · Santa Barbara County | — | — |
| Diani Building Corp | Michael John Diani | — | (805) 925 9533 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Diaz Painting | Diaz Painting | — | (805) 284 5551 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Diaz Tile | Diaz Tile | — | (805) 598 0230 | Other | Santa Maria · Santa Barbara County | — | — |
| Diego Hernandez | Diego Hernandez | — | (805) 252 2253 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Dig My Designs | Dig My Designs | — | (805) 252 1246 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |