| Jcc Painting LLC | Christian Lechuga | claudia@jccpainting.com | (831) 498 8652 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jccg Construction Co | Carlos Cruz-Sanchez | — | (408) 794 8760 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Jcl Construction Development INC | Moises Fernando Sr Cabrera | — | (415) 583 4157 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jcl Painting INC | Jesus Antonio Ramirez Diaz | — | (650) 274 1288 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jcm Global Re Venture LLC | Phoebe Huang Lee | — | (408) 859 1528 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jco Remodeling | Juan Carlos Orozco Jimenez | — | (408) 373 0930 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jd Electric | Reginaldo Jorge Diaz Mendez | — | (831) 521 0620 | Electricians | San Martin · Santa Clara County | — | — |
| Jd Renovations | Jd Renovations | — | (408) 391 1022 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Jdm Construction & Design INC | Kenneth Howard Wacker | — | (408) 597 6257 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jdm Tile INC | Joseph Eliseo Della Maggiore | — | (408) 592 1570 | Other | Gilroy · Santa Clara County | — | — |
| Jdtelecom | Judson Lee Erwin | — | (408) 438 1642 | Electricians | Santa Clara · Santa Clara County | — | — |
| Jeb3 Construction INC | Rudy Orlando Ucelo-Cruz | — | (669) 666 3024 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Jed's Builders INC | Angelito Miranda Perez | — | (408) 668 7842 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jeff L Yang | Jeff L Yang | — | (408) 439 9732 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Jeff Maggi Construction INC | Jeff Alan Maggi | — | (408) 210 7753 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Jeff Portusach | Jeff Portusach | — | (408) 656 3203 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Jeff R Townsend DBA On Site | On Site | — | (408) 499 3817 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jeff Sheridan | Jeff Sheridan | info@jeffsheridan.com | (408) 247 5135 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jeff Vasek General Contractor | Jeff Vasek General Contractor | — | (408) 315 1319 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jeffery D Vierra Limited | Jeffery D Vierra Limited | — | (209) 566 5740 | Electricians | San Jose · Santa Clara County | — | — |
| Jeffrey Davis Electric INC | Jeffrey Martin Davis | — | (408) 639 6305 | Electricians | San Jose · Santa Clara County | — | — |
| Jeffrey L White | Jeffrey L White | — | (831) 234 6355 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jeffrey Lawrence Ewing DBA Ewing Tile | Ewing Tile | — | (408) 218 9773 | Other | San Jose · Santa Clara County | — | — |
| Jeffrey R Radzinski | Jeffrey R Radzinski | — | (408) 836 0333 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jeffrey S Rotsko | Jeffrey S Rotsko | — | (408) 313 4931 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Jeffrey Wooding | Jeffrey Wooding | — | (408) 235 8827 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jennifer Davis Painting & Decorating | Jennifer Davis Painting & Decorating | — | (408) 726 2725 | Windows, patio, painters | New Almaden · Santa Clara County | — | — |
| Jennings Construction Company | John Douglas Jennings | — | (408) 640 3722 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jensen Backhoe | Ross Marc Jensen | — | (408) 687 2076 | Other | Santa Clara · Santa Clara County | — | — |
| Jensen's Backhoe Service | Ross Marc Jensen | — | (408) 867 2453 | Other | Cupertino · Santa Clara County | — | — |
| Jeremy Mao INC | Jeremy Hai-Ping Mao | — | (408) 449 9942 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jerry Dills | Jerry Dills | — | (408) 315 5808 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jerry Lindsey General Contractor | Jerry Lindsey General Contractor | — | (408) 489 2349 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Jerry Pond Lath & Plaster | Jerry Pond Lath & Plaster | — | (408) 674 3717 | Other | San Jose · Santa Clara County | — | — |
| Jerson Roofing INC | Jose Pastor Escobar Johnson | — | (408) 876 9630 | Other roofers | Milpitas · Santa Clara County | — | — |
| Jesse Arrizon | Jesse Arrizon | — | (831) 245 9010 | Other | San Martin · Santa Clara County | — | — |
| Jesse Duran | Jesse Duran | — | (408) 239 3299 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jesse Godoy Roofing | Jesus Manuel-Lopez Godoy | — | (408) 910 6209 | Other roofers | San Jose · Santa Clara County | — | — |
| Jesse Haynie | Jesse Haynie | — | (209) 914 9399 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jesse Rodriguez | Jesse Rodriguez | jesse558@gmail.com | (669) 340 9878 | Other | San Jose · Santa Clara County | — | — |