| J L S Tile | Lucia Dutra Silveira | — | (408) 759 9504 | Other | San Jose · Santa Clara County | — | — |
| J M B Plumbing & Construction INC | John Manuel Barrera | — | (408) 591 3324 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J M Construction | James Michael Edens | info@jmconstruction.com | (805) 472-2400 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| J M Development & Construction | John Clifford Meyer | — | (408) 995 6700 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J M Home Builders INC | Jerry Ray Miranda | — | (408) 425 9052 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J M Johnson Construction | Jay Michael Johnson | — | (408) 299 0900 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J M K Shutters | J M K Shutters | rommel@jmkshutters.com | (669) 323-6292 | Other | San Jose · Santa Clara County | — | — |
| J M M Construction | Jeffrey Michael Martin | — | (408) 910 4404 | GC, remodel, ADU | Sunnyvale · Santa Clara County | — | — |
| J M P Landscaping & Pavers | Palafox Mauro | — | (408) 272 1130 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J M R Builders INC | John Mitchel Ramos | — | (408) 431 6389 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| J Master Painting | J Master Painting | — | (408) 512 7310 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J Mc Cabe Plumbing INC | Cheyanna Lee Sarmento | — | (669) 273-7717 | Other | Campbell · Santa Clara County | — | — |
| J Moreno Construction INC | Moreno Juvenal | info@jmorenoconstruction.com | (831) 750 9125 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| J N D Electronics & Electrical | John Joseph Jr Guerra | — | (408) 723 7886 | Electricians | San Jose · Santa Clara County | — | — |
| J Nord Wolfe General Contracting INC | James Nord Wolfe | — | (408) 688 7669 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J O C Pool & Spa Service Co | Jon Mark O Connor | — | (408) 828 6176 | Pool | San Jose · Santa Clara County | — | — |
| J O V Drywall | J O V Drywall | — | (408) 648 6901 | Other | San Jose · Santa Clara County | — | — |
| J P Builders | J P Builders | — | (408) 857 1868 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| J P C Builders | J P C Builders | — | (650) 208 9637 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| J P Countertops | J P Countertops | — | (408) 821 9935 | Other | Campbell · Santa Clara County | — | — |
| J P Digital Imaging INC | James Howard Peck | — | (650) 965 0803 | Other | Mountain View · Santa Clara County | — | — |
| J P Engineering | J P Engineering | — | (408) 640 0304 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| J P Engineering And Construction | Jamshid Parivash | — | (408) 438 1200 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| J P Lim Painting | J P Lim Painting | — | (408) 313 5453 | Windows, patio, painters | Santa Clara · Santa Clara County | — | — |
| J P M Landscape | Joseph Frank Andolina | — | (408) 636 6442 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J P Novotny Construction Company INC | John Peter Novotny | — | (408) 892 3342 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| J P Paving & Grading INC | Perez Camilo | — | (530) 878 2995 | Other | San Jose · Santa Clara County | — | — |
| J P Pro Concrete Corp | Juan David Padilla Limon | — | (408) 892 7914 | Other | San Jose · Santa Clara County | — | — |
| J P Silva Construction | Jay Phillip Silva | — | (408) 605 7643 | Other | San Jose · Santa Clara County | — | — |
| J Prescott Hardwood Floors | J Prescott Hardwood Floors | johnambler1@yahoo.com | (530) 227 0222 | Other | Morgan Hill · Santa Clara County | — | — |
| J R Concrete | J R Concrete | — | (408) 561 2261 | Other | San Jose · Santa Clara County | — | — |
| J R Construction | Jorge Arturo Dominguez Gil | — | (650) 274 9653 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| J R Construction | Jeffrey Scott Rix | — | (408) 395 8802 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| J R Custom Painting | J R Custom Painting | — | (408) 464 7024 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J R Electric | David Garcia | — | (408) 512 6059 | Electricians | San Jose · Santa Clara County | — | — |
| J R P Electric INC | Johnny Rene Pizano | — | (408) 235 8870 | Electricians | Santa Clara · Santa Clara County | — | — |
| J R Quality Painting INC | Jose Armando Rodrigues | — | (408) 910 7396 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J R T Painting | J R T Painting | jayro@jrtpainting.com | (408) 910 1511 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| J R Zukin Corporation | John Lee Lehman | — | (408) 358 9500 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| J Repetto Construction INC | Alexander Jacques Dumee | — | (650) 454 6312 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |