| Wayne R Holman Construction | Wayne Rodney Holman | — | (831) 818 1673 | GC, remodel, ADU | Aromas · Monterey County | — | — |
| Wayne Wood Construction INC | Wayne Alan Wood | — | (831) 224 2276 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Weimer Plumbing INC | Jeffrey Alan Weimer | — | (831) 899 9388 | Other | Sand City · Monterey County | — | — |
| Welders Fabrication & Design | Welders Fabrication & Design | — | (831) 809 7539 | Other | Salinas · Monterey County | — | — |
| Wes Dc LLC | William Edward Saroyan | — | (831) 241 8228 | Other | Sand City · Monterey County | — | — |
| West Coast Energy Conservation Construction Services INC | Loreen Lee Belansky | — | (831) 800 3031 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| West Coast Fire Protection | West Coast Fire Protection | — | (831) 998 8037 | Other | Salinas · Monterey County | — | — |
| West Coast HVAC LLC | Rodriguez-moreno Abraham | info@westcoasthvac.com | (831) 258 6051 | HVAC | Salinas · Monterey County | — | — |
| West Coast Landscape Innovations | Jimmy William Vazquez Gomez | westcoastlandscapeinnovations@gmail.com | (831) 920 9995 | Windows, patio, painters | Seaside · Monterey County | — | — |
| West Coast Marble & Tile | West Coast Marble & Tile | — | (831) 663 2411 | Other | Royal Oaks · Monterey County | — | — |
| West Coast Pipeline LLC | Casares Johnny | — | (831) 251 1805 | Other | Royal Oaks · Monterey County | — | — |
| West Coast Remediation | West Coast Remediation | support@webador.com | (831) 760 5014 | Other | Seaside · Monterey County | — | — |
| West Coast Tanks And Installation INC | Clifford Louis Fasnacht | — | (831) 596 9655 | Other | Spreckels · Monterey County | — | — |
| Western Sun Systems INC | James Lachlan Dunn | — | (831) 624 3337 | Electricians | Carmel · Monterey County | — | — |
| Westwind Electrical Mechanical Contractors | Guy Allen Petree | — | (831) 883 1200 | HVAC | Marina · Monterey County | — | — |
| Westwood Construction Company INC | Kenneth Clevland Ketola | — | (831) 233 4388 | GC, remodel, ADU | Greenfield · Monterey County | — | — |
| Wheeler Services | William Brian Wheeler | jim@wheeler-services.com | (831) 422 6912 | Other | Salinas · Monterey County | — | — |
| Wheeler's Flooring | Ivan Ray Wheeler | — | (831) 424 1839 | Other | Salinas · Monterey County | — | — |
| White Electric LLC | Ronand Scott White | — | (831) 402 1672 | Electricians | Salinas · Monterey County | — | — |
| Wilder Electric | Andrew Casey Craft | info@wilderelectric.com | (831) 238 0745 | Electricians | Carmel · Monterey County | — | — |
| William A Moritz Construction | William Wylie Moritz | — | (831) 277 2527 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| William Albert Reese Iv | William Albert Reese Iv | — | (831) 915 5133 | Other | Carmel Valley · Monterey County | — | — |
| William Hellmuth Construction INC | William Emil Jr Hellmuth | — | (831) 320 3371 | GC, remodel, ADU | Soledad · Monterey County | — | — |
| William J Gorman | William J Gorman | — | (831) 521 8855 | Other | Monterey · Monterey County | — | — |
| William L Clark Construction | William Laverne Clark | — | (831) 320 6830 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Williams Painting | Williams Painting | — | (831) 970 1239 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Williams Painting | Williams Painting | — | (831) 760 0177 | Windows, patio, painters | Seaside · Monterey County | — | — |
| Wilson Construction | Bryan William Wilson | — | (831) 238 6615 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| Wilson Pacific INC | William Gray Grieve Wilson | — | (831) 915 1830 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Winkleblack Construction INC | Robert William Winkleblack | — | (831) 594 1764 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Winn HVAC | Winn HVAC | — | (831) 500 1266 | HVAC | Seaside · Monterey County | — | — |
| Wj Camille Project Management | Wj Camille Project Management | — | (831) 238 4694 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Wm Anderson Fence | Wm Anderson Fence | — | (831) 588 5789 | Other | Royal Oaks · Monterey County | — | — |
| Wolf Painting | Wolf Painting | — | (831) 620 5114 | Windows, patio, painters | Carmel Valley · Monterey County | — | — |
| Wolfy's Sunrise Roofing INC | Eddy Ramos Jr Tayamen | wolfyroofing@gmail.com | (831) 392 0744 | Other roofers | Seaside · Monterey County | — | — |
| Wood Construction | Adam Richard Harl Wood | — | (831) 242 0621 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| Woody's Roofing | Woody's Roofing | woodyroofing@gmail.com | (818) 583-0850 | Other roofers | South Pasadena · Monterey County | — | — |
| Wright Way Painting | Wright Way Painting | support@webador.com | (831) 818 4863 | Windows, patio, painters | Seaside · Monterey County | — | — |
| Wz Design & Remodeling INC | Yingsi Huang | — | (408) 242 0206 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Xisco Builder's Corp | Osbaldo Ledezma | — | (831) 596 5175 | GC, remodel, ADU | Salinas · Monterey County | — | — |