| Jeff Periera Home Energy INC | Jeffrey Scott Periera | — | (661) 454 5568 | Electricians | Bakersfield · Kern County | — | — |
| Jeffery Lay | Jeffery Lay | contact@jefferylay.com | (661) 201 3937 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jeffrey Alan Leonard | Jeffrey Alan Leonard | — | (661) 303 0467 | Other | Bakersfield · Kern County | — | — |
| Jeffrey Dean Myers | Jeffrey Dean Myers | — | (661) 304 9631 | Electricians | Tehachapi · Kern County | — | — |
| Jeffrey Lay Custom Painting INC | Jeffrey Duane Lay | — | (661) 587 7617 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jeffrey Petrini | Jeffrey Petrini | — | (661) 333 3380 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jennings Electric | Booker Jermaine Jennings | interested@domainmarket.com | (661) 578 8806 | Electricians | Bakersfield · Kern County | — | — |
| Jennings Painting INC | Darren Lee Jennings | info@jenningspainting.com | (661) 706 7499 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jeremy S Smith Construction INC | Jeremy Scott Smith | — | (760) 495 2238 | Other | Ridgecrest · Kern County | — | — |
| Jeremy Willer Construction INC | Jeremy Lee Willer | — | (661) 330 8165 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jerry Melton & Sons Construction INC | Gregory Allen Melton | — | (661) 765 5546 | Other | Taft · Kern County | — | — |
| Jerry Mulkins Construction | Richard Jerrold Mulkins | — | (661) 340 2350 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| Jerry Sietsma Roofing INC | Lisa Jill Sietsma | — | (760) 379 8892 | Other roofers | Lake Isabella · Kern County | — | — |
| Jerry W House | Jerry W House | — | (760) 713 4176 | Other | Bakersfield · Kern County | — | — |
| Jerry's Commercial Refrigeration INC | Keith Alan Williams | — | (760) 379 2106 | HVAC | Lake Isabella · Kern County | — | — |
| Jesus Aguilar | Jesus Aguilar | — | (323) 402 6646 | Other | Taft · Kern County | — | — |
| Jesus Bravo Painting | Jesus Bravo Painting | jesusbravo41@yahoo.com | (661) 817 7312 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jesus Diaz Arechiga | Jesus Diaz Arechiga | — | (661) 436 3771 | Other | Wasco · Kern County | — | — |
| Jesus R Fernandez Air Conditioning-heating & Ventilation | Jesus Ramirez Fernandez | — | (661) 332 3020 | HVAC | Taft · Kern County | — | — |
| Jesus Santoyo | Jesus Santoyo | — | (661) 303 3729 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jim Blevins Painting | Jim Blevins Painting | — | (661) 889 5716 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jim Clawson | Jim Clawson | — | (661) 587 3546 | Other | Bakersfield · Kern County | — | — |
| Jim Hinesley Plumbing INC DBA Advanced Plumbing Service | James Joseph Hinesley | — | (661) 589 9273 | HVAC | Bakersfield · Kern County | — | — |
| Jim Surratt Const | Jim Surratt Const | — | (661) 201 7517 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jim Taylor Drywall | Jim Taylor Drywall | — | (661) 917 7216 | Other | Tehachapi · Kern County | — | — |
| Jim's Hardwood Flooring | Jim's Hardwood Flooring | — | (661) 948 1918 | Other | Bakersfield · Kern County | — | — |
| Jimenez Brothers Plumbing INC | Francisco Javier Jimenez Paulino | — | (661) 863 8684 | Other | Bakersfield · Kern County | — | — |
| Jimenez Landscaping Services LLC | Jimenez Ramirez Rene | — | (805) 444 9837 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jj National General Contractor INC | Sosa J Jesus Fuentes | — | (818) 524 0496 | GC, remodel, ADU | Bodfish · Kern County | — | — |
| Jkp Construction LLC | Triston Keith Pflugh | — | (661) 472 2987 | GC, remodel, ADU | Shafter · Kern County | — | — |
| Jl Mcdaniels Companies INC DBA Mcdaniels Construction | Jerry Leon Mcdaniels | — | (661) 402 9934 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jlc Electric | Joshua Louis Coleman | — | (661) 858 8796 | Electricians | Bakersfield · Kern County | — | — |
| Jlf Concrete INC | Lori Ann Foti | jlfconcrete@icloud.com | (661) 917 6274 | Other | Rosamond · Kern County | — | — |
| Jlh Construction | Jonathan Andrew Mueller | — | (661) 588 9130 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jli Landscaping INC | Lonnie Gene Thomas | — | (661) 805 0138 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jm & Hc Landscaping Contractor Elite INC | Javier Dario Herrera Canchumani | — | (661) 662 8235 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Jm Pipeline Construction INC | Jim Adislado Madueno | — | (661) 868 9982 | Other | Bakersfield · Kern County | — | — |
| Jm's Refrigeration | Jm's Refrigeration | — | (661) 910 0310 | HVAC | Wasco · Kern County | — | — |
| Jmgg Services LLC | John-Michael Guzman Garner | — | (657) 355 7898 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Jmilam Construction Services INC | Joshua James Milam | — | (661) 688 9814 | GC, remodel, ADU | Bakersfield · Kern County | — | — |