| Dan L Holman | Dan L Holman | — | (209) 743 0846 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Dan's Flooring | Dan's Flooring | — | (209) 390 3025 | Other | Modesto · Stanislaus County | — | — |
| Dan's Plumbing - Plumb 1 Plumbing Co | Daniel Wayne Kuehn | — | (209) 404 8838 | Other | Oakdale · Stanislaus County | — | — |
| Daniel Garrido | Daniel Garrido | info@toctoc.ky | (209) 416 9541 | Other | Modesto · Stanislaus County | — | — |
| Daniel Rodarte Electric | Daniel Avila Rodarte | — | (209) 430 5305 | Electricians | Ceres · Stanislaus County | — | — |
| Daniel Saldivar Construction | Saldivar Daniel | — | (209) 380 3866 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Daniel Usbaldo Garcia | Daniel Usbaldo Garcia | — | (209) 202 0186 | Electricians | Turlock · Stanislaus County | — | — |
| Daniel's Construction | Salazar Jose Daniel Gomez | — | (408) 708 6178 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Danios Electric | Adamache Iosif | — | (510) 828 6570 | Electricians | Modesto · Stanislaus County | — | — |
| Danny L Shaw Heating & Air Conditioning | Danny Loyd Jr Shaw | — | (209) 538 3014 | HVAC | Ceres · Stanislaus County | — | — |
| Darrell Epps Construction | Darrell Ray Epps | — | (209) 595 3757 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| Darryl Gallion Construction & Granite | Darryl Tiant Gallion | — | (209) 678 4913 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Daryl Flora | Daryl Flora | — | (209) 495 2326 | Other | Salida · Stanislaus County | — | — |
| Daryl L Harmon | Daryl L Harmon | — | (209) 505 1393 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Daryl Landes Construction | Daryl Wayne Landes | — | (209) 667 6895 | GC, remodel, ADU | Denair · Stanislaus County | — | — |
| Daugherty Electric | Todd Alan Daugherty | — | (209) 678 1233 | Electricians | Denair · Stanislaus County | — | — |
| Dave Gilbert Electric | David Wayne Gilbert | — | (510) 599 0469 | Electricians | Modesto · Stanislaus County | — | — |
| Dave Linn Construction INC | David Wayne Linn | — | (209) 602 8585 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Dave Pope Construction | David Leslie Pope | — | (209) 985 2111 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Dave Silva DBA Silvas Landscape | Dave Silva DBA Silvas Landscape | — | (925) 413 3192 | Windows, patio, painters | Patterson · Stanislaus County | — | — |
| Dave Silveira Construction | David Thomas Jr Silveira | — | (209) 761 3281 | GC, remodel, ADU | Patterson · Stanislaus County | — | — |
| Dave's Drain Cleaning & Plumbing | Dave's Drain Cleaning & Plumbing | — | (209) 862 4750 | GC, remodel, ADU | Newman · Stanislaus County | — | — |
| David Hansen | David Hansen | — | (209) 204 1162 | GC, remodel, ADU | Riverbank · Stanislaus County | — | — |
| David Lawrence Johnson | David Lawrence Johnson | — | (209) 605 8190 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| David Muncrief Glazing | David Muncrief Glazing | — | (209) 404 1435 | Windows, patio, painters | Modesto · Stanislaus County | — | — |
| David's All Construction Company | David Barkho Slefo | — | (209) 606 5685 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| David's Roofing INC | David Owen Harder | — | (209) 527 0187 | Other roofers | Modesto · Stanislaus County | — | — |
| Day By Day Construction | Rangel Salvador | — | (323) 915 8844 | GC, remodel, ADU | Newman · Stanislaus County | — | — |
| Daylite Dimensions | Daylite Dimensions | carlr@daylitedimensions.com | (209) 480 1995 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Db Concrete | Db Concrete | cesar@db-concrete.com | (669) 234 9473 | Other | Patterson · Stanislaus County | — | — |
| Db Lilly Homes INC | William Thomas Lilly | — | (209) 484 6787 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Dbreeze Direct Incorporated | Dudne Murray Breeze | — | (209) 524 2225 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Dc Asphalt Construction | Christopher Mark Stanley | — | (209) 568 8813 | Other | Turlock · Stanislaus County | — | — |
| Dc Development | Daniel Covarrubias | info@dc-development.com | (209) 250 0455 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Dc Mechanical LLC | Drew Brouwer Christensen | dcmechanical209@gmail.com | (209) 480 2288 | HVAC | Modesto · Stanislaus County | — | — |
| Ddg Construction Corp | Leon Roberick Franklin | — | (209) 405 6159 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| Ddg Systems INC | Eric Iszio Cerna | ddgsystemsinc@yahoo.com | (209) 556 2816 | Other | Ceres · Stanislaus County | — | — |
| De Coster Painting | De Coster Painting | daniel@decosterpainting.com | (209) 450 8579 | Windows, patio, painters | Modesto · Stanislaus County | — | — |
| De Hart Plumbing Heating & Air INC | Steven Robert Litt | — | (209) 523 4578 | HVAC | Modesto · Stanislaus County | — | — |
| De La Motte Construction | Troy Andrew De La Motte | — | (209) 605 0732 | GC, remodel, ADU | Denair · Stanislaus County | — | — |