| Kenneth Goodman Construction | Kenneth Ethan Goodman | — | (530) 308 9231 | GC, remodel, ADU | Tahoe City · Placer County | — | — |
| Kenny Slusher Painting | Kenny Slusher Painting | — | (530) 613 5477 | Windows, patio, painters | Meadow Vista · Placer County | — | — |
| Keoni Heating And Air Conditioning | Keoni Heating And Air Conditioning | — | (916) 607 3800 | HVAC | Roseville · Placer County | — | — |
| Kevin D Woody Landscape Maintenance INC | Kevin Douglass Woody | — | (916) 224 1357 | Windows, patio, painters | Auburn · Placer County | — | — |
| Kevin Hallam Lath & Plaster | Kevin Hallam Lath & Plaster | — | (916) 212 2265 | Other | Meadow Vista · Placer County | — | — |
| Kevin J O'brien | Kevin J O'brien | kevin@kevinjohnobrien.com | (530) 613 8394 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Kevin Lawrence Wohn | Kevin Lawrence Wohn | — | (530) 401 1569 | GC, remodel, ADU | Alta · Placer County | — | — |
| Kevin M Pagan Construction | Kevin Martin Pagan | — | (916) 792 7556 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Kevin P Eckard | Kevin P Eckard | — | (530) 885 4756 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Kevin Schneider | Kevin Schneider | isselburg@kevin-schneider.de | (530) 582 4941 | Other | Olympic Valley · Placer County | — | — |
| Kevin Shearer Construction | Shearer Kevin Constraction | — | (916) 759 1544 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kevin Valentina | Kevin Valentina | — | (916) 873 7176 | Other | Rocklin · Placer County | — | — |
| Kevin Webb | Kevin Webb | info@kevin-webb.com | (916) 865 8933 | GC, remodel, ADU | Loomis · Placer County | — | — |
| Kevin's Tree Service | Kevin Christian Zemla | — | (530) 786 1197 | Tree | Meadow Vista · Placer County | — | — |
| Kgw Metal Fab LLC | Ubaldo Higareda | — | (209) 325 5436 | Other | Auburn · Placer County | — | — |
| Kibo & Co Electrical Corp | Robert Eugene Peterson | — | (916) 773 3770 | Electricians | Roseville · Placer County | — | — |
| Kibo Energy Services INC | Robert Eugene Peterson | — | (916) 586 0160 | Electricians | Rocklin · Placer County | — | — |
| Kibuk Construction INC | Mikhail Logvinovieh Kibukevich | kibukconstruction@gmail.com | (916) 799 3937 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Kilby Flooring | Kilby Flooring | — | (916) 837 5019 | Other | Roseville · Placer County | — | — |
| Killebrew Enterprises INC | Timothy Wayne Killebrew | — | (530) 545 2344 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Killorn Construction | Michael Tyler Killorn | — | (916) 759 6485 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Kimmel Construction INC | Michael Alan Kimmel | info@kimmelconstruction.com | (916) 927 3118 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kinetic Construction | Benjamin Richard Nourse | — | (530) 448 2221 | GC, remodel, ADU | Carnelian Bay · Placer County | — | — |
| King's Construction Company INC | Lucian Iosif Rus | — | (916) 257 2366 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Kingdom Current Electric | Kenneth Derrell Williams | — | (916) 869 3799 | Electricians | Roseville · Placer County | — | — |
| Kingdom Electric LLC | Brandon Richard Wagner | interested@domainmarket.com | (408) 466 2005 | Electricians | Rocklin · Placer County | — | — |
| Kingmaker Construction | Shawn Patrick Currier | — | (916) 532 8684 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kingmaker Construction LLC | Shawn Patrick Currier | — | (916) 580 5545 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kings Beach Electrical LLC | Anthony M De La Fuente | — | (848) 448 5403 | Electricians | Kings Beach · Placer County | — | — |
| Kingsley Builders INC | Joseph Charles Norman | — | (916) 320 2785 | Electricians | Loomis · Placer County | — | — |
| Kip Construction Group INC | Andrei Midrigan | — | (916) 804 9099 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kip Electric INC | Ian Kika Tate Proctor | — | (916) 434 8262 | Electricians | Lincoln · Placer County | — | — |
| Kirk Brothers Plumbing | David Allen Kirk | — | (530) 368 2830 | Other | Auburn · Placer County | — | — |
| Kit Construction Co INC | Stefanie Gae Carson | — | (916) 797 9973 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kjax INC | Eric Clifford Price | — | (916) 824 4489 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Kleen Air INC | Shawn Thomas Bowling | — | (916) 922 3995 | HVAC | Lincoln · Placer County | — | — |
| Kleiber Construction | Dennis John Kleiber | — | (916) 276 9005 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Klement Concrete | Klement Concrete | — | (916) 316 6115 | Other | Lincoln · Placer County | — | — |
| Km Power Electric | Modirian Kamran | — | (650) 274 6058 | Electricians | Roseville · Placer County | — | — |
| Kmb Water LLC | Kevin M Bossi | — | (916) 619-2228 | Other | Roseville · Placer County | — | — |