| Joseph Russo | Joseph Russo | — | (310) 488 1059 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Joseph Waterbury Electric | Kelly Ann Waterbury | — | (530) 434 1929 | Electricians | Gridley · Butte County | — | — |
| Josh Shelton Construction | Josh Ashley Shelton | — | (530) 624 2660 | GC, remodel, ADU | Chico · Butte County | — | — |
| Joshua G Leach | Joshua G Leach | — | (530) 624 7534 | GC, remodel, ADU | Chico · Butte County | — | — |
| Joshua Hendricks | Joshua Hendricks | — | (360) 229 3141 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Joyclyn Stultz DBA S&s Floor Covering | S&s Floor Covering | — | (530) 228 9012 | Other | Magalia · Butte County | — | — |
| Jp Painting Company | Jon Scott Powell | — | (530) 321 3927 | Windows, patio, painters | Paradise · Butte County | — | — |
| Jr Landscaping And Lawn Service LLC | Juan Carlos Rodriguez | — | (530) 990 1016 | Windows, patio, painters | Palermo · Butte County | — | — |
| Jrs Construction | James Roy Jr Sifford | — | (817) 709 8412 | GC, remodel, ADU | Chico · Butte County | — | — |
| Js Home Painting | Rodriguez Azucena Perez | — | (530) 774 8374 | Windows, patio, painters | Chico · Butte County | — | — |
| Justin Ross Anderson | Justin Ross Anderson | — | (530) 591 7441 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Jw Construction Services | Jennifer Kristin Wilson | — | (530) 228 5827 | GC, remodel, ADU | Paradise · Butte County | — | — |
| K C Construction | Kurtis Earl Carman | — | (530) 342 1722 | GC, remodel, ADU | Chico · Butte County | — | — |
| K M Construction | Paul Kyle Monney | — | (530) 592 6484 | GC, remodel, ADU | Paradise · Butte County | — | — |
| K N Builders | K N Builders | — | (530) 680 3989 | GC, remodel, ADU | Chico · Butte County | — | — |
| K Price Construction | Kyle Jorden Price | — | (530) 514 2711 | GC, remodel, ADU | Chico · Butte County | — | — |
| K2 Engineering INC | Kelly Christopher Benedict | — | (916) 708 3324 | Other | Palermo · Butte County | — | — |
| Kazemi Construction LLC | Jamal Adin Kazemi | — | (916) 837 5508 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Kb Heating & Air INC | Kelly Ray Baugh | — | (530) 534 9419 | HVAC | Oroville · Butte County | — | — |
| Kbs Construction | Kenneth Bickford Strawn | — | (530) 720 2507 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Keller Drilling And Pump | Keller Drilling And Pump | — | (530) 521 2968 | Other | Chico · Butte County | — | — |
| Kellogg Construction | Matthew Thomas Kellogg | info@kellogg-construction.com | (530) 864 5258 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Kelly Painting | Kelly Painting | — | (530) 354 7005 | Windows, patio, painters | Chico · Butte County | — | — |
| Ken Gray's Painting | Ken Gray's Painting | — | (530) 891 1078 | Windows, patio, painters | Durham · Butte County | — | — |
| Ken Wright Construction | Kenneth Ray Wright | — | (530) 520 5179 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Kenneth E Nalbone Landscaping | Kenneth E Nalbone Landscaping | — | (530) 685 8995 | Windows, patio, painters | Chico · Butte County | — | — |
| Kenneth Glaziner | Kenneth Glaziner | — | (530) 570 3092 | GC, remodel, ADU | Chico · Butte County | — | — |
| Kent's Plumbing | Kent's Plumbing | — | (530) 370 1052 | Other | Oroville · Butte County | — | — |
| Kerri Ryan Kremer | Kerri Ryan Kremer | — | (530) 809 6216 | GC, remodel, ADU | Chico · Butte County | — | — |
| Kevin Bastiani Plumbing | Kevin Bastiani Plumbing | — | (530) 717 0522 | Other | Gridley · Butte County | — | — |
| Kevin Carney's Custom Painting | Kevin Carney's Custom Painting | — | (530) 514 7117 | Windows, patio, painters | Paradise · Butte County | — | — |
| Kevin Louber Construction | Kevin Scott Louber | — | (530) 518 1502 | GC, remodel, ADU | Chico · Butte County | — | — |
| Kevin Townsend Drywall | Kevin Townsend Drywall | — | (530) 990 6701 | Other | Magalia · Butte County | — | — |
| Keystone Plumbing & Gas INC | Adam Reese Johns | — | (530) 282 3917 | Other | Chico · Butte County | — | — |
| Kien Tile & Stone | Kien Tile & Stone | — | (530) 228 3465 | Other | Chico · Butte County | — | — |
| King Tile | King Tile | — | (530) 301 1405 | Other | Oroville · Butte County | — | — |
| Kinsers Construction INC | Anthony Robert Kinser | — | (530) 533 7165 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Kirk W Demarest Construction | Kirk William Demarest | — | (530) 680 8528 | GC, remodel, ADU | Durham · Butte County | — | — |
| Kister Enterprise | Kister Enterprise | — | (530) 693 1994 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Kitchen & Bathroom Transformations | Zaher Muneef Murad | — | (530) 892 1600 | Other | Chico · Butte County | — | — |