| Vivid Electric Group | Pablo Luis Garcia | pablo.garcia@vividelectricgroup.com | (209) 817 6296 | Electricians | Delhi · Merced County | — | — |
| Vp Painting | Vp Painting | — | (209) 509 8368 | Windows, patio, painters | Los Banos · Merced County | — | — |
| Wally Falke's Heating & Air Conditioning | Wally Falke's Heating & Air Conditioning | — | (209) 427-1828 | HVAC | Turlock · Merced County | — | — |
| Walter's Paint And Paper | Walter's Paint And Paper | — | (530) 863 0701 | Windows, patio, painters | Merced · Merced County | — | — |
| Ward Bros Tree Service | Ward Bros Tree Service | — | (209) 384-9088 | Tree | Merced · Merced County | — | — |
| Warren W Wainwright INC | Susan Fern Wainwright | — | (209) 383 2244 | GC, remodel, ADU | Merced · Merced County | — | — |
| Water Conditioning Of Merced County INC | Tomas Paul Galindo | — | (209) 826 5009 | Other | Los Banos · Merced County | — | — |
| Water Right LLC | William Hayden Pruitt | — | (209) 269 5343 | Other | Santa Rita Park · Merced County | — | — |
| Water Well Drilling | Edward Martin Sr Mitchell | steffl@waterwelldrilling.com | (209) 382 5377 | Other | Merced · Merced County | — | — |
| Wavepoint Construction LLC | Sierra Marie Townsend | — | (626) 253 1760 | GC, remodel, ADU | Atwater · Merced County | — | — |
| Weld N Thingz | Daniel David Lowe | d.lowe@weldnthingz.com | (209) 509 8115 | Other | Atwater · Merced County | — | — |
| Western Paint Company | Humberto Alejandro Sanchez Rios | — | (209) 270 7135 | Windows, patio, painters | Los Banos · Merced County | — | — |
| Weststar Integrated Systems | Weststar Integrated Systems | — | (408) 396 8711 | Other | Merced · Merced County | — | — |
| Weststar Water Solutions | Weststar Water Solutions | — | (209) 827 1799 | Other | Los Banos · Merced County | — | — |
| White Line Cabinets INC | Farias Pedro Gonzalez | — | (209) 326 8777 | Other | Atwater · Merced County | — | — |
| Whitelion Construction | Jose De Jesus Sotelo | — | (209) 704 8869 | GC, remodel, ADU | Los Banos · Merced County | — | — |
| Williams Construction | Samuel Andrew Williams | — | (209) 632 5131 | GC, remodel, ADU | Hilmar · Merced County | — | — |
| Williams Land Leveling | Billy Michael Williams | — | (209) 827 8960 | Other | Los Banos · Merced County | — | — |
| Wisdom Property Management | Wisdom Property Management | wisdompm@yahoo.com | (209) 358-7563 | Property managers | City Of Atwater · Merced County | — | — |
| X - Treme Flooring | X - Treme Flooring | info@xtremeflooring.com | (209) 678 2902 | Other | Livingston · Merced County | — | — |
| Xdm Concrete | Xdm Concrete | info@indiantypefoundry.com | (209) 587 9940 | Other | Gustine · Merced County | — | — |
| Xkf Concrete Corp | Fernando Alonso Raigoza | — | (209) 818 5151 | Other | Delhi · Merced County | — | — |
| Xs Concrete INC | Esteban Sanchez | — | (209) 658 6234 | Other | Atwater · Merced County | — | — |
| Yard Masters INC | Juan Aguirre Pelayo | contact@yardmasters.com | (209) 722 3056 | Windows, patio, painters | Merced · Merced County | — | — |
| Yarnell Electrical Maintenance | Lawrence Edward Yarnell | — | (209) 262 0284 | Electricians | Hilmar · Merced County | — | — |
| Yb Painting INC | Barrera Jose Lopez | — | (831) 789 5184 | Windows, patio, painters | Los Banos · Merced County | — | — |
| Year Round Yard Care | Year Round Yard Care | — | (209) 756 1194 | Windows, patio, painters | Winton · Merced County | — | — |
| Yoany Corona's Construction | Corona-gonzalez Yoany | — | (209) 262 4876 | GC, remodel, ADU | Delhi · Merced County | — | — |
| Z Plumber | Z Plumber | — | (209) 828 9874 | Other | Los Banos · Merced County | — | — |
| Zacs Air Systems | Zachary Clint Reyes | — | (209) 626 0907 | HVAC | Merced · Merced County | — | — |
| Zamora Concrete INC | Cesar Jose Zamora | — | (209) 812 4099 | Other | Atwater · Merced County | — | — |
| Zamora Concrete Nextgen INC | Cesar Jose Zamora | — | (209) 812 4099 | Other | Atwater · Merced County | — | — |
| Zen Scape INC | Jose Damian Soria | brian@zenscape.com | (209) 303 8842 | Windows, patio, painters | Atwater · Merced County | — | — |
| Zona Prefabricated Equipment Installers | Zona Prefabricated Equipment Installers | — | (702) 239 2732 | Other | Merced · Merced County | — | — |