| Jackson Electric INC | Daniel Edward Jackson | contact@jacksonelectric.com | (408) 266 5351 | Electricians | San Jose · Santa Clara County | — | — |
| Jackson Layne Construction INC | Chad Jackson Stickels | — | (408) 710 1170 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jacob D Verhines | Jacob D Verhines | — | (408) 482 9268 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jacob's Construction | Jacob Louis Brown | — | (408) 209 2364 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jacob's Roofing Corp | Jose Ramon Martinez Rodriguez | — | (408) 648 5095 | Other roofers | San Jose · Santa Clara County | — | — |
| Jacobs Remodel | Olga Russinova Jacobs | info@jacobsremodel.com | (408) 205 8409 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Jacome Construction | Hector Xavier Jacome | — | (408) 314 7101 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jacons Construction | Vinh Quang Dao | — | (408) 469 8797 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jade Fire Protection INC | Steven Anthony Brown | — | (650) 776 2587 | Other | Palo Alto · Santa Clara County | — | — |
| Jade Landscape Management LLC | Alexander Gabriel Munoz | — | (669) 258 6558 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Jafec Usa INC | Sushil Kafle | — | (408) 467 2240 | Other | San Jose · Santa Clara County | — | — |
| Jahn Builders | Joseph Carl Jahn | — | (408) 842 9351 | Electricians | San Jose · Santa Clara County | — | — |
| Jakes Plumbing Services LLC | Jacob Martinez Villalobos | — | (408) 655 6723 | Other | Gilroy · Santa Clara County | — | — |
| Jakob Electric INC | Ninous Sargoon Yacoub | ninous@jakobelectric.com | (408) 878 5765 | Electricians | Campbell · Santa Clara County | — | — |
| Jalos Construction INC | Jose Asuncion Gutierrez | — | (408) 823 6034 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Jam Re-glazing | Jam Re-glazing | — | (408) 992 5983 | Other | San Martin · Santa Clara County | — | — |
| James A Stytle | James A Stytle | — | (408) 835 3339 | Other | Sunnyvale · Santa Clara County | — | — |
| James Construction And Paint LLC | Donald Harrison James | — | (408) 656 7505 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| James Cracolice | James Cracolice | — | (408) 438 8870 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James Cs Remodeling INC | Jaime Antonio Campos Santos | — | (408) 679 5734 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James Dean Ostrander Construction | James Dean Ostrander | — | (408) 640 1024 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James G Blomquist | James G Blomquist | — | (408) 310 0081 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| James Gerard Construction | James Patrick Gerard | — | (408) 761 6043 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James Hammel Tile | James Hammel Tile | — | (408) 515 3433 | Other | San Jose · Santa Clara County | — | — |
| James Harry Construction INC | John Richard Jr Depiazza | — | (408) 768 5979 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| James J Viso Engineering Incorporated | Lisa Ann Viso | — | (408) 296 2125 | HVAC | Santa Clara · Santa Clara County | — | — |
| James Jacobson Construction | James Ryan Jacobson | — | (408) 506 2316 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James Jeffrey & Sons Painting | James Jeffrey & Sons Painting | — | (408) 234 7170 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| James Jessie Construction | Jessie Lee James | — | (408) 416 6845 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James John Rouleau | James John Rouleau | — | (408) 242 3933 | GC, remodel, ADU | Sunnyvale · Santa Clara County | — | — |
| James Lyons Construction Services INC | James Robert Lyons | — | (408) 210 6344 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James M Tippets Co | James Michael Tippets | — | (408) 234 1227 | Other | Los Gatos · Santa Clara County | — | — |
| James Marino | James Marino | — | (650) 619 2243 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| James Morris Homes | James Ronald Morris | james@jamesmorrishomes.com | (408) 828 1998 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| James Painting | James Painting | — | (408) 210 0859 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| James R Youngblood | James R Youngblood | — | (408) 483 0627 | Electricians | Saratoga · Santa Clara County | — | — |
| James Ray Construction INC | James Robert Ray | — | (408) 568 9717 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| James Sil Kwon | James Sil Kwon | — | (408) 316 3586 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| James Ulpio Jimenez | James Ulpio Jimenez | — | (831) 233 0522 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| James W Foley | James W Foley | — | (408) 777 9917 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |