| Jessee Heating & Air Conditioning | Bryan Scott Gray | — | (530) 891 4926 | HVAC | Chico · Butte County | — | — |
| Jferguson Construction | Jesse Allen Ferguson | — | (530) 680 6228 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jim Crew And Sons General Contracting | James Stephen Crew | — | (530) 570 3612 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Jim Faulbaum Construction | James Christopher Faulbaum | — | (530) 518 8148 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jim Souza General Contractor | Jim Souza General Contractor | — | (530) 518 6306 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jimmerson Construction | Bryce Hamilton Jimmerson | — | (530) 966 2961 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jimmy's Bobcat And Construction | James Albert Peterson | — | (530) 345 2048 | Other | Chico · Butte County | — | — |
| Jin Bo Li | Jin Bo Li | — | (415) 601 7564 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jj's Roofing | John Neal Jr Dykes | — | (530) 228 1259 | Other roofers | Oroville · Butte County | — | — |
| Jl Electric | John Joseph Love | — | (530) 717 0259 | Electricians | Paradise · Butte County | — | — |
| Jm Bunch Electric INC | John Michael Bunch | — | (530) 966 4125 | Electricians | Paradise · Butte County | — | — |
| Jml Fencing | Jml Fencing | — | (530) 520 2002 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Jmp Roofing | Jose De Jesus Morales Perez | — | (530) 415 2913 | Other roofers | Gridley · Butte County | — | — |
| Joe Barron Cont | Joe Barron Cont | — | (530) 533 8117 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Joe Bolen Plastering | Joe Bolen Plastering | — | (530) 864 5582 | Other | Paradise · Butte County | — | — |
| Joe Knights Property Repair And Maintenance | Joe Allen Knight | — | (530) 566 5467 | GC, remodel, ADU | Chico · Butte County | — | — |
| Joe Shaw Painting | Joe Shaw Painting | — | (530) 891 5563 | Windows, patio, painters | Chico · Butte County | — | — |
| Joe Williams Services | Joseph Charles Williams | — | (702) 477 5437 | GC, remodel, ADU | Magalia · Butte County | — | — |
| John Cunningham | John Cunningham | — | (530) 713 5607 | GC, remodel, ADU | Chico · Butte County | — | — |
| John F Linhart | John F Linhart | — | (530) 520 1699 | GC, remodel, ADU | Chico · Butte County | — | — |
| John Goates Mobile Home Service | John Edward Goates | — | (530) 513 8136 | Other | Paradise · Butte County | — | — |
| John Hoffman | John Hoffman | interested@domainmarket.com | (530) 518 9733 | Other | Chico · Butte County | — | — |
| John Martin | John Martin | info@johnmartin.com | (530) 774 6633 | Other | Oroville · Butte County | — | — |
| John Melchisedec Merica | John Melchisedec Merica | — | (530) 891 5051 | Other | Chico · Butte County | — | — |
| John Mitchell Heating & Cooling INC | John Peter Mitchell | — | (530) 762 8424 | HVAC | Paradise · Butte County | — | — |
| John Schultheis Construction | John Urban Schultheis | — | (530) 624 3295 | GC, remodel, ADU | Paradise · Butte County | — | — |
| John Starkey Construction | John Bruce Starkey | — | (208) 670 5745 | GC, remodel, ADU | Richvale · Butte County | — | — |
| John Thomas Mossett | John Thomas Mossett | — | (510) 910 2831 | GC, remodel, ADU | Chico · Butte County | — | — |
| John W Martin | John W Martin | — | (707) 484 9545 | GC, remodel, ADU | Paradise · Butte County | — | — |
| John Wheeler Construction | John Ray Wheeler | — | (530) 330 2777 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Johnny A Smith Construction | Johnny Allen Smith | — | (530) 520 2673 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Johnny's Lock & Safe INC | Jason Crittenton Montague | — | (530) 895 3336 | Other | Chico · Butte County | — | — |
| Johnson Engineering | Johnson Engineering | — | (916) 380 2494 | Other | Oroville · Butte County | — | — |
| Jolly Construction | Nicholas Ryan Jolly | — | (530) 624 8823 | GC, remodel, ADU | Magalia · Butte County | — | — |
| Jon Trojanowski | Jon Trojanowski | — | (530) 570 2979 | Other | Oroville · Butte County | — | — |
| Jones Construction | Cory Alan Jones | — | (530) 624 4614 | GC, remodel, ADU | Durham · Butte County | — | — |
| Jones Lawn Service | Marcy Lyn Jones | — | (530) 520 7730 | Windows, patio, painters | Chico · Butte County | — | — |
| Jor & Mondragon's Construction | Justin Matthew O'rear | — | (530) 828 3981 | GC, remodel, ADU | Chico · Butte County | — | — |
| Jorgensen Floor Covering | Jorgensen Floor Covering | — | (530) 343 3761 | Other | Chico · Butte County | — | — |
| Joseph Corron Electric | Joseph James Corron | — | (530) 774 3671 | Electricians | Chico · Butte County | — | — |