| Jimeneda Builders | Jimeneda Builders | jimenedabuildersoffice@gmail.com | (408) 623 0651 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jimenez Concrete INC | Jose Manuel Jimenez | — | (408) 295 2100 | Other | San Jose · Santa Clara County | — | — |
| Jimenez J Painting INC | Jose Alfredo Jimenez | — | (408) 655 9830 | Windows, patio, painters | Morgan Hill · Santa Clara County | — | — |
| Jimenez Millwork And Finish Carpentry | Jimenez Millwork And Finish Carpentry | — | (408) 313 8200 | Other | Santa Clara · Santa Clara County | — | — |
| Jimenez Tree Service INC | Carlos Ivan Juarez Parra | — | (408) 648 9893 | Other | San Jose · Santa Clara County | — | — |
| Jimmy Builder | Jimmy Builder | — | (408) 430 8191 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Jimmy Construction | Vu Jimmy | — | (408) 838 3689 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jimmy Phan | Jimmy Phan | — | (408) 210 5405 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jimmy Plumbing | Jimmy Plumbing | — | (408) 887 9549 | Other | San Jose · Santa Clara County | — | — |
| Jin Electric Co | Han Jo Oh | — | (408) 608 5701 | Electricians | Santa Clara · Santa Clara County | — | — |
| Jin Han Yun INC | Jin Han Yun | — | (408) 761 8822 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jing Xu | Jing Xu | jing@jing-xu.com | (669) 245 0631 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Jingqiang Ding | Jingqiang Ding | — | (408) 766 8899 | HVAC | Cupertino · Santa Clara County | — | — |
| Jinmin Zhang | Jinmin Zhang | — | (408) 750 7987 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Jireh INC DBA Los Gatos Roofing | Gary Chester Radonich | — | (408) 298 9399 | Other roofers | San Jose · Santa Clara County | — | — |
| Jj Great Quality Painting | Jj Great Quality Painting | — | (510) 695 8357 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jj Nguyen INC | Tu Bao Nhu Nguyen | — | (408) 899 6841 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jj Plumbing & Sewer INC | Juan Carlos Abarca Oliva | — | (669) 282 8231 | Other | San Jose · Santa Clara County | — | — |
| Jjc Painting LLC | Joseph Joshua Chavarria | jjcpainting@gmail.com | (408) 931 3006 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jk General Construction | Kim Johnny | — | (408) 605 5415 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jk's Construction And Doors | John Joseph Kelly | — | (650) 941 4218 | GC, remodel, ADU | Los Altos Hills · Santa Clara County | — | — |
| Jking HVAC INC | Yu-Chung Paul Wu | — | (510) 369 9999 | HVAC | San Jose · Santa Clara County | — | — |
| Jkk Tile INC | Estit Jesus Sanchez Salmeron | — | (408) 466 2435 | Other | San Jose · Santa Clara County | — | — |
| Jl Artisan Painting INC | Young-Ok Myung | — | (408) 482 6578 | Windows, patio, painters | Campbell · Santa Clara County | — | — |
| Jla Heating And Air Conditioning LLC | Jose Luis Alvarado Gomez | — | (408) 464 4495 | HVAC | San Jose · Santa Clara County | — | — |
| Jlg Electric | Amadeo Jaime Lopez | — | (408) 438 0189 | Electricians | Gilroy · Santa Clara County | — | — |
| Jlo Painting | Jlo Painting | — | (650) 518 2302 | Windows, patio, painters | Mountain View · Santa Clara County | — | — |
| Jls Builders INC | Jorge Luis Sarmiento | — | (408) 605 6136 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Jls Power Electric INC | Jorge Luis Sarmiento | — | (408) 605 6136 | Electricians | Morgan Hill · Santa Clara County | — | — |
| Jlv Construction | Joseph Long Vu | — | (408) 258 1033 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jm Developers INC | Jatin P Patel | jmdevelopers369@gmail.com | (669) 294-3588 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jm Home Solution LLC | Marc Aaron Caligiuri | — | (916) 224 5185 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jm Lara General Contractor INC | Juan Miguel Lara Palma | — | (408) 509 0053 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jm Painting | Jm Painting | — | (408) 858 2935 | Windows, patio, painters | Santa Clara · Santa Clara County | — | — |
| Jm Renovation Group INC | Juan Carlos Moran Valverde | jmrenovationgroup@gmail.com | (650) 921 0655 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Jm Stone & Tile | Jm Stone & Tile | — | (650) 679 3036 | Other | East Palo Alto · Santa Clara County | — | — |
| Jm Water Heaters & Drains LLC | Jerameel Largo Madagat | — | (408) 839 2124 | Other | San Jose · Santa Clara County | — | — |
| Jm Wheeler | Jeff Adam Wheeler | — | (408) 247 1810 | Other | San Jose · Santa Clara County | — | — |
| Jmb Builders INC | Mark Gerard Griffin | — | (408) 966 7715 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jmf Builders INC | Jimmy Josue Giron Reyes | info@jmfbuilders.com | (408) 401-7796 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |