| Jmj Painting & Wallcoverings | Jmj Painting & Wallcoverings | — | (661) 535 7343 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jmoe Electric | Jonathan Grant Mitchell | — | (805) 750 0480 | Electricians | Bakersfield · Kern County | — | — |
| Jmr Plastering | Jmr Plastering | — | (661) 493 5437 | Other | Bakersfield · Kern County | — | — |
| Joaquin Anaya's Construction | Joaquin Loya Anaya | — | (661) 390 6469 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jobes Construction | Donald Wesley Jobe | — | (661) 390 1620 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Joe King Construction Team INC | Jose Reinaldo Cornejo | — | (661) 478 9955 | GC, remodel, ADU | Rosamond · Kern County | — | — |
| Joe Pergis Plumbing LLC | Natalio Joseph Pergis | — | (805) 470 0578 | Other | Bakersfield · Kern County | — | — |
| Joe Roberson Homes DBA Legacy Homes | William Joseph| Roberson Joe Roberson | — | (661) 215 2200 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Joe's Garage Doors | Joe's Garage Doors | — | (661) 549 1922 | Other | Bakersfield · Kern County | — | — |
| Joel Enrique Meza | Joel Enrique Meza | — | (661) 446 0411 | Other | Delano · Kern County | — | — |
| Joel Quinonez | Joel Quinonez | — | (661) 805 7382 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Joel's Backhoe Service | Joel Alonso Gaxiola | — | (661) 340 6244 | Other | Bakersfield · Kern County | — | — |
| John A Hernandez | John A Hernandez | — | (661) 343 3310 | Other | Bakersfield · Kern County | — | — |
| John Balfanz Homes INC | John Garret Balfanz | — | (661) 589 0717 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John Barraza DBA J B Construction | Barraza John | — | (661) 979 0809 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John Bedingfield DBA Kali Custom Pools | Kali Custom Pools | — | (661) 808 7982 | Pool | Bakersfield · Kern County | — | — |
| John Brooks Fencing | John Brooks Fencing | — | (661) 330 2764 | Other | Tehachapi · Kern County | — | — |
| John Castellon | John Castellon | — | (661) 778 9821 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John Construction | Wala John Akram | — | (661) 428 7457 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John D Dunham Jr | John D Dunham Jr | — | (661) 204 5418 | Other | Bakersfield · Kern County | — | — |
| John Eilts Construction | John-Kirby Edward Eilts | — | (760) 937 7878 | GC, remodel, ADU | Chalfant Valley · Kern County | — | — |
| John Hernandez Painting | John Hernandez Painting | johnhernandezpainting@gmail.com | (661) 565 1209 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| John J Fuess | John J Fuess | — | (661) 245 1855 | Electricians | Frazier Park · Kern County | — | — |
| John J Ulman Construction Management | John Julius Ulman | — | (661) 325 6171 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John Joseph Mahoney Construction | John Joseph Mahoney | — | (442) 358 7499 | GC, remodel, ADU | Inyokern · Kern County | — | — |
| John Lynch Electric | John Dennis Lynch | — | (661) 203 0598 | Electricians | Bakersfield · Kern County | — | — |
| John M Ables | John M Ables | — | (661) 822 5764 | Electricians | Tehachapi · Kern County | — | — |
| John M Dyer Gen Cont | John M Dyer Gen Cont | — | (661) 245 2488 | GC, remodel, ADU | Frazier Park · Kern County | — | — |
| John Olague Plumbing | John Olague Plumbing | — | (661) 330 7506 | Other | Bakersfield · Kern County | — | — |
| John R Wilson | John R Wilson | — | (661) 301 5678 | Other | Bakersfield · Kern County | — | — |
| John S Paige | John S Paige | — | (661) 706 3306 | GC, remodel, ADU | Frazier Park · Kern County | — | — |
| John Singleterry | John Singleterry | — | (661) 343 5207 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John The Plumber | John The Plumber | — | (661) 823 8031 | Other | Tehachapi · Kern County | — | — |
| John Tjepkema | John Tjepkema | — | (661) 979 7810 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| John Vittoria - Painting | John Vittoria - Painting | — | (661) 808 8643 | Windows, patio, painters | Lake Isabella · Kern County | — | — |
| John W Lewis | John W Lewis | — | (661) 900 4794 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Johnny Tree Services | Nicholas Alan Foley | — | (661) 979 0806 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Johnny's Drilling & Pump Service | Armand John Aguilar | — | (808) 825 2594 | Other | Frazier Park · Kern County | — | — |
| Johnny's Painting | Johnny's Painting | — | (760) 608 3010 | Windows, patio, painters | Ridgecrest · Kern County | — | — |
| Johnny's Pools | Johnny's Pools | — | (661) 240 3675 | Pool | Wasco · Kern County | — | — |