| Dennis' Heating & Air Conditioning INC | Jeffrey Lee Penrod | — | (530) 244 3734 | HVAC | Redding · Shasta County | — | — |
| Design Time & Tile INC | Sylvia Rae Schmitt | — | (530) 241 8693 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Devarso Management Co INC | Ryan Sutherland Devarso | — | (530) 768 3010 | Windows, patio, painters | Redding · Shasta County | — | — |
| Development Group INC | Casey John Bauguess | — | (530) 229 0071 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Devoted Painting | Michael Lee Rankins | anapbm@gmail.com | (530) 524 6687 | Windows, patio, painters | Redding · Shasta County | — | — |
| Diamond Core Drilling INC | Kathy Ann Ogilvie | — | (530) 275 8162 | Other | Redding · Shasta County | — | — |
| Dick Kohlbeck Construction | Dick Kohlbeck | — | (530) 549 4846 | GC, remodel, ADU | Bella Vista · Shasta County | — | — |
| Dino's Rain Gutters | Dino's Rain Gutters | dino@dinosraingutters.com | (530) 246 8550 | Other | Redding · Shasta County | — | — |
| Diversified Endeavors | Diversified Endeavors | — | (530) 347 3637 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| Divine Shine | Nicholas Steven Faulkner | info@divineshine.com | (530) 900 3156 | Other | Redding · Shasta County | — | — |
| Dk Electric | David Michael Ksenzulak | — | (530) 945 0414 | Electricians | Redding · Shasta County | — | — |
| Dk Painting | Dk Painting | info@dkpainting.com | (650) 346 3635 | Windows, patio, painters | Shingletown · Shasta County | — | — |
| Dlb INC | Darren Lee Brous | — | (530) 722 8870 | Other | Anderson · Shasta County | — | — |
| Dmd General Contractor INC | Donald Charles White | — | (530) 560 4548 | Electricians | Redding · Shasta County | — | — |
| Dobra Construction | Johnathan James Dobra | — | (425) 358 0955 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Don Hays Heating & Air Conditioning | Donald Lee Hays | — | (530) 410 4051 | HVAC | Redding · Shasta County | — | — |
| Don Lancaster Construction | Donald Royce Lancaster | — | (530) 355 4993 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Don Lee Meek DBA Legacy Renewable Contracting | Don Lee Meek | — | (530) 917 2882 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Don's Asphalt Paving | Don's Asphalt Paving | — | (530) 355 0590 | Other | Cottonwood · Shasta County | — | — |
| Donald Anondson Construction | Donald Duane Jr Anondson | — | (530) 357 3335 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| Donald F Gallino INC General Contractors | Donald Frank Gallino | — | (530) 246 7671 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Double J Construction | Joey Alan Cochran | — | (530) 356 8185 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| Doug Craite Plumbing | Doug Craite Plumbing | — | (530) 953 5538 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Doug Potts Backhoe Trenching Service | Douglas Lee Potts | — | (530) 356 7190 | Other | Redding · Shasta County | — | — |
| Doug Sherman Electric | Douglas Weston Sherman | — | (530) 357 5757 | Electricians | Anderson · Shasta County | — | — |
| Douglas Lee Harner | Douglas Lee Harner | — | (530) 514 3685 | Other | Palo Cedro · Shasta County | — | — |
| Douglas Williams DBA Servpro Of South Shasta County | Servpro Of South Shasta County | — | (530) 241 2424 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Dozier Excavating | Dozier Excavating | — | (805) 835 6370 | Other | Cottonwood · Shasta County | — | — |
| Drake Vegetation Management INC | Richard Lee Drake | — | (530) 347 6239 | Windows, patio, painters | Cottonwood · Shasta County | — | — |
| Dream Home Creations INC | Brad Allen Mandarich | — | (530) 972 7345 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Dreamview Construction | Kenneth Howard Tellstrom | — | (530) 515 2402 | GC, remodel, ADU | Lakehead · Shasta County | — | — |
| Ducts Ina Row | Whitnee Ryan Chandler | nick@ductsinarow.com | (530) 221 2600 | HVAC | Redding · Shasta County | — | — |
| Dugger Tree Service Corp | Walter Charles Leonard | — | (530) 604 1830 | Tree | Redding · Shasta County | — | — |
| Dunlap Construction | James Allen Dunlap | — | (530) 917 0892 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| Dura Crane INC | Tyson Dana Miller | info@duracrane.com | (530) 365 2525 | Other | Anderson · Shasta County | — | — |
| Dwayne Mckee Construction | Dwayne Lynn Mckee | — | (530) 945 8628 | GC, remodel, ADU | Redding · Shasta County | — | — |
| E & S Electric INC | Pimentel Edward | — | (530) 227 1553 | Electricians | Millville · Shasta County | — | — |
| E C Paving | E C Paving | — | (530) 275 8593 | Other | Shasta Lake · Shasta County | — | — |
| E L Gross Construction | Edward Leon Gross | — | (530) 351 4382 | Other | Redding · Shasta County | — | — |
| E M & Son's | Emory B Aldrich | — | (530) 222 5733 | HVAC | Redding · Shasta County | — | — |