| Dustin Goff | Dustin Goff | — | (209) 986 8572 | Other | Chino · San Bernardino County | — | — |
| Dustin Smith Equipment INC | Dustin Wayne Smith | — | (909) 319 1244 | Other | Grand Terrace · San Bernardino County | — | — |
| Dutch Touch Window Cleaning | Jon Vrolyks | — | (909) 790 3097 | Other | Yucaipa · San Bernardino County | — | — |
| Dvg Costruction | Dvg Costruction | — | (909) 538 7977 | GC, remodel, ADU | Ontario · San Bernardino County | — | — |
| Dvs Plumbing INC | Daniel Vernon Silvers | — | (760) 910 2012 | Other | Morongo Valley · San Bernardino County | — | — |
| Dw Landscape INC | Danny Wayne Jr Whaley | — | (855) 300 3388 | Windows, patio, painters | Upland · San Bernardino County | — | — |
| Dw Professional Coatings Corp | Douglas Esau Aguilar | — | (909) 782 1643 | Windows, patio, painters | Fontana · San Bernardino County | — | — |
| Dwayne Steward | Dwayne Steward | — | (760) 559 7810 | Electricians | Hesperia · San Bernardino County | — | — |
| Dwight Electric | James Allen Dwight | — | (909) 528 7292 | Electricians | Yucaipa · San Bernardino County | — | — |
| Dwight Yeoman General Contractor | Dwight Yeoman General Contractor | — | (909) 748 0999 | GC, remodel, ADU | Redlands · San Bernardino County | — | — |
| Dy Roofing INC | Antonio Prudencio | — | (909) 279 4587 | Other roofers | Fontana · San Bernardino County | — | — |
| Dyd Carpentry By Cody Chase | Dyd Carpentry By Cody Chase | — | (909) 553 3451 | Other | Yucaipa · San Bernardino County | — | — |
| Dykes Precision Tile Installation | Dykes Precision Tile Installation | — | (909) 647 6966 | Other | Highland · San Bernardino County | — | — |
| Dykier INC | Paul Steven Dykier | — | (714) 255 0429 | HVAC | Chino Hills · San Bernardino County | — | — |
| Dylan James Sauter | Dylan James Sauter | — | (909) 322 7171 | Other | Upland · San Bernardino County | — | — |
| Dylan T White | Dylan T White | — | (909) 816 5885 | Other | Upland · San Bernardino County | — | — |
| Dylan's Plumbing Group INC | Dylan Scott Allee | dylansplumbinggroup@icloud.com | (657) 286 8739 | Other | Ontario · San Bernardino County | — | — |
| Dynamic Builders Group INC | Ruben Navarro | — | (818) 321 0655 | GC, remodel, ADU | Yucca Valley · San Bernardino County | — | — |
| Dynamic Developers INC | Robert William Iii Hawkins | — | (909) 226 1704 | Electricians | Yucaipa · San Bernardino County | — | — |
| Dynamic Door & Trim | Alejandro Frank Arceo | — | (909) 244 7761 | Other | Colton · San Bernardino County | — | — |
| Dynamic HVAC Mechanical Corp | Kevin Victor Espino | — | (562) 841 2194 | HVAC | Fontana · San Bernardino County | — | — |
| Dynamic Pool Plumbing Incorporated | Omar Herrera | — | (909) 456 0409 | Pool | Rancho Cucamonga · San Bernardino County | — | — |
| Dynamic Pools And Waterscapes | David Daniel Klohr | — | (909) 362 2524 | GC, remodel, ADU | Yucaipa · San Bernardino County | — | — |
| Dynamic Remodeling And Restoration | Dynamic Remodeling And Restoration | — | (909) 393 8070 | GC, remodel, ADU | Chino Hills · San Bernardino County | — | — |
| Dynamics Electrical Systems | Portillo Giovanni | — | (909) 728 6455 | Electricians | Hesperia · San Bernardino County | — | — |
| Dynamo Electric Sign | Ignacio Adael Mendoza Cuevas | — | (909) 963 3056 | Other | San Bernardino · San Bernardino County | — | — |
| Dynamo Multi Services | Aaron Armando Arroyo | — | (951) 333 6942 | HVAC | Chino · San Bernardino County | — | — |
| Dynasty Grading | Kenneth David Knudsen | — | (909) 545 1601 | Other | Phelan · San Bernardino County | — | — |
| E & A Construction | Daniel James Sr Murphy | — | (760) 464 5413 | GC, remodel, ADU | Joshua Tree · San Bernardino County | — | — |
| E & A Paving The Way DBA Melcalco Parking Lot Maintenance | Exon Daniel Mecalco Estrada | — | (562) 410 3532 | Other | Rialto · San Bernardino County | — | — |
| E & I Development Construction Incorporated | Ezequiel Dominguez Pulido | — | (562) 201 2211 | GC, remodel, ADU | Chino · San Bernardino County | — | — |
| E & J General Construction INC | Jose Felipe Estrada | — | (714) 393 7410 | GC, remodel, ADU | Chino · San Bernardino County | — | — |
| E & L Development | Erin Danelle Arthofer | monica@eldevelopment.com | (760) 574 1074 | GC, remodel, ADU | Yucca Valley · San Bernardino County | — | — |
| E & T Concrete | Edgar Daniel Hernandez | — | (909) 927 7300 | Other | Fontana · San Bernardino County | — | — |
| E - N - E Construction And Fabrication | Contreras Enrique | — | (909) 973 9007 | GC, remodel, ADU | Chino · San Bernardino County | — | — |
| E / A Electric Corp | Edwin Gonzalo Alvarez | — | (909) 997 4902 | Electricians | Rialto · San Bernardino County | — | — |
| E 3 M Welding | Maurilio Rivera Acevedo | — | (760) 981 9300 | Other | Hesperia · San Bernardino County | — | — |
| E A Plumbing INC | Ernst Siegfried Aschacher | eaplumbing@hotmail.com | (818) 423 9927 | Other | Ontario · San Bernardino County | — | — |
| E A Regis Construction | Edgar Austria Regis | — | (323) 422 6725 | GC, remodel, ADU | Fontana · San Bernardino County | — | — |
| E B A Glassworks | E B A Glassworks | — | (909) 923 4511 | Windows, patio, painters | Ontario · San Bernardino County | — | — |