| Dm Dobkin INC DBA Mr Rooter Plumbing | David Nathaniel Dobkin | — | (760) 779 0190 | Other | Palm Desert · Riverside County | — | — |
| Dmc Remodeling Solutions | Yescas Diego Carrillo | — | (951) 834 2908 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Dmc Tree Care INC | Christian David Coronado | — | (951) 654 6866 | Tree | San Jacinto · Riverside County | — | — |
| Dmd Solutions INC | Salvador Palafox Rodriguez | — | (760) 449 8001 | Other | Indio · Riverside County | — | — |
| Dmg Concrete | Gutierrez Daniel Munoz | — | (760) 404 6916 | Other | Desert Hot Springs · Riverside County | — | — |
| Dmn Landscaping INC | Domingo Marcos Jr Nicolas | — | (951) 544 4260 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Dna Chute Services LLC | David Allen Lucas | — | (951) 282 6433 | Other | Temecula · Riverside County | — | — |
| Dna Mechanical | Dna Mechanical | — | (951) 271 0284 | HVAC | Riverside · Riverside County | — | — |
| Dnj Construction | Dwayne Nickola Juretich | — | (760) 774 6054 | GC, remodel, ADU | Indio · Riverside County | — | — |
| Dnm Construction INC | Miguel Galindo | — | (909) 587 8409 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Do - Efficiency | Do - Efficiency | douglas@do-efficiency.com | (760) 773 9410 | HVAC | Palm Desert · Riverside County | — | — |
| Do It Right Builders | Blake Cameron Bullard | — | (951) 505 4668 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Do It Right Electric INC | Alejandro Villalvazo | sparky1@bacavalley.com | (323) 453 0628 | Electricians | Moreno Valley · Riverside County | — | — |
| Dobashi Electric | Debra Susan Dobashi | — | (909) 641 9906 | Electricians | Corona · Riverside County | — | — |
| Dock Pros Incorporated | William Frank Jr Wade | — | (951) 280 3540 | Other | Corona · Riverside County | — | — |
| Dock U S A INC | Marlon Santos Walters | — | (951) 264 3179 | Other | Corona · Riverside County | — | — |
| Doctor Desert Sprinkler Repair | Dieter Leander Goodwin | — | (760) 656 8907 | Windows, patio, painters | Palm Desert · Riverside County | — | — |
| Doctor Painting | Jasmine Marlen Rodriguez | — | (760) 208 3861 | Windows, patio, painters | Cathedral City · Riverside County | — | — |
| Doiron Design | Doiron Design | — | (619) 820 0045 | Windows, patio, painters | Winchester · Riverside County | — | — |
| Dolittle & Sitmore Electric Company INC | Bradley Carroll Shay | — | (951) 609 9300 | Electricians | Lake Elsinore · Riverside County | — | — |
| Dollar Signs | Dollar Signs | — | (760) 250 2812 | Other | Palm Springs · Riverside County | — | — |
| Dolphin Pool & Spa Center LLC | Jimmy Velasquez Duran | — | (951) 471 5305 | Pool | Lake Elsinore · Riverside County | — | — |
| Domaen Build INC | Christopher John Lowe | chrislowe@domaenbuild.com | (310) 990 6036 | GC, remodel, ADU | Norco · Riverside County | — | — |
| Domann Construction Co | Jim Edward Domann | — | (951) 265 6551 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| Domestica Flooring Group | Torres Sebashtian Solis | — | (951) 254 1964 | Other | Corona · Riverside County | — | — |
| Dominguez Stone Tile INC | Dominguez-robles Jacinto | — | (951) 207 1004 | Other | Riverside · Riverside County | — | — |
| Don Bailey's Heat And Air | Don Bailey's Heat And Air | — | (951) 240 6161 | HVAC | Hemet · Riverside County | — | — |
| Don Hegge Electric | Donald Eugene Hegge | — | (760) 340 4000 | Electricians | Indio · Riverside County | — | — |
| Don Luginbill Roofing INC DBA J J Roofing | Donald Neil Luginbill | — | (951) 784 7663 | Other roofers | Riverside · Riverside County | — | — |
| Don Mack Construction INC | Zachary James Navarrete | info@donmackconstruction.com | (951) 768 9561 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Don Mc Coy Corporation | Donald Lester Mc Coy | — | (951) 699 2400 | Other | Temecula · Riverside County | — | — |
| Don Todd Construction | Donald Frank Todd | — | (951) 315 0877 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Don W Jones | Don W Jones | — | (951) 218 4228 | GC, remodel, ADU | Wildomar · Riverside County | — | — |
| Don's Ceilings & Lighting INC | Donald Kelly Mc Kinnon | — | (800) 830 2553 | Electricians | Canyon Lake · Riverside County | — | — |
| Don's Lock & Key INC | Darin Lee Council | — | (951) 538 6055 | Other | Riverside · Riverside County | — | — |
| Donahue Certified Welding | Ryan Donahue Madden | — | (951) 348 1280 | Other | Murrieta · Riverside County | — | — |
| Donald B Webb | Donald B Webb | — | (951) 582 5753 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Donald C Hill | Donald C Hill | — | (501) 467 5168 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |
| Donald I Baker DBA California Additions | California Additions | — | (714) 231 3990 | GC, remodel, ADU | Canyon Lake · Riverside County | — | — |
| Donald L Wessels | Donald L Wessels | — | (760) 831 6544 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |