| David J Kuaea Sr | David J Kuaea Sr | — | (805) 302 6111 | Other | Oxnard · Ventura County | — | — |
| David Johnston Construction | David Lee Jr Johnston | — | (310) 774 6087 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| David K Steinkamp | David K Steinkamp | — | (805) 484 0088 | Other | Camarillo · Ventura County | — | — |
| David Kellogg Const | David Kellogg Const | — | (805) 795 2093 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| David Knowles DBA D K Tile | D K Tile | — | (818) 612 0765 | Other | Westlake Village · Ventura County | — | — |
| David L Feder | David L Feder | — | (310) 801 4215 | GC, remodel, ADU | Camarillo · Ventura County | — | — |
| David L Mann Plastering | David L Mann Plastering | — | (805) 218 7654 | Other | Simi Valley · Ventura County | — | — |
| David Martin | David Martin | — | (818) 744 6555 | GC, remodel, ADU | Port Hueneme · Ventura County | — | — |
| David Michael Langlois | David Michael Langlois | — | (805) 522 6449 | Electricians | Simi Valley · Ventura County | — | — |
| David Miller Construction | Miller David | — | (818) 625 3665 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| David Minh Tran Plumbing | David Minh Tran Plumbing | — | (805) 407 4117 | Other | Camarillo · Ventura County | — | — |
| David Phillip Morin Construction | David Phillip Morin | — | (805) 901 0934 | GC, remodel, ADU | Santa Paula · Ventura County | — | — |
| David Puente Pools & Spas | David Puente Pools & Spas | — | (805) 443 6920 | Pool | Thousand Oaks · Ventura County | — | — |
| David Reynolds Builder INC | David Glenn Reynolds | — | (805) 376 2145 | GC, remodel, ADU | Newbury Park · Ventura County | — | — |
| David S Hobert Construction | David Stephen Hobert | — | (805) 807 4327 | GC, remodel, ADU | Thousand Oaks · Ventura County | — | — |
| David S Rosenthal | David S Rosenthal | — | (805) 445 6517 | Other | Camarillo · Ventura County | — | — |
| David Silva Flooring Installation | David Silva Flooring Installation | — | (805) 218 9242 | Other | Ventura · Ventura County | — | — |
| David Spencer Electric | David Allen Spencer | — | (805) 279 4773 | Electricians | Moorpark · Ventura County | — | — |
| David Waye Contractor | David Waye Contractor | — | (805) 520 3462 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| David Weil Pool Service & Repair INC | David Matthew Weil | — | (805) 500 3146 | Pool | Simi Valley · Ventura County | — | — |
| David Willis Plumbing | David Willis Plumbing | — | (805) 340 2851 | Other | Oak View · Ventura County | — | — |
| David's Construction | Martinez Monzon David | — | (805) 509 6214 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| David's Drywall Service | David George Harms | — | (805) 320 6996 | Other | Ventura · Ventura County | — | — |
| Davidson Development INC | Scott Martin Davidson | — | (805) 558 0714 | GC, remodel, ADU | Newbury Park · Ventura County | — | — |
| Davila's Plumbing | Davila's Plumbing | — | (805) 814 6002 | Other | Camarillo · Ventura County | — | — |
| Davis Brothers Construction | Michael Lee Roy Davis | — | (805) 218 4397 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Dbr Builders And Remodels INC | Ramon Eleazar Duarte | — | (805) 320 0902 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Dc Concrete & Masonry INC | Dean Eric Cato | — | (805) 732 3806 | Other | Newbury Park · Ventura County | — | — |
| Dc Electric | Carrillo Rodriguez Daniel | — | (805) 617 9603 | Electricians | Santa Paula · Ventura County | — | — |
| Dcp Electric | Pernille Marie Bogh Christiansen | pernille@dcpelectric.com | (805) 551 3565 | Electricians | Ventura · Ventura County | — | — |
| De Haro & Castanon Excavating & Grading | Pedro Castanon De Haro | — | (805) 987 8578 | Other | Camarillo · Ventura County | — | — |
| De La Cruz Flooring | Jose Ernesto De La Cruz | — | (818) 232 2158 | Other | Simi Valley · Ventura County | — | — |
| De La Cuesta Construction INC | Luis Roberto De La Cuesta Monroy | — | (213) 258 0440 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| De La Torre Construction | De La Torre Tony | — | (805) 988 0865 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| De La Torre Plastering | De La Torre Plastering | — | (805) 276 2971 | Other | Oxnard · Ventura County | — | — |
| De Long Construction | Joel Ryan Delong | — | (805) 901 6893 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| De Vorak Construction Co | Michael Patrick De Vorak | — | (805) 276 9000 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Deadwood Construction INC | Dustin Wade Ross | info@deadwoodconstruction.com | (805) 643 3176 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Dean E Tucker | Dean E Tucker | — | (818) 426 7645 | Electricians | Camarillo · Ventura County | — | — |
| Dean Larson Construction | Dean Carl Larson | — | (805) 501 2255 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |