| Kimble Arthur Gause | Kimble Arthur Gause | — | (408) 209 9203 | GC, remodel, ADU | Lompoc · Santa Barbara County | — | — |
| King Brothers General Construction INC | Juan Altamirano-Pache | — | (805) 345 9068 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Kingdom Solar INC | Christopher Arnold Jr Paredes | — | (925) 481 8903 | Other roofers | Santa Maria · Santa Barbara County | — | — |
| Kings Plumbing | Kings Plumbing | — | (805) 720 3129 | Other | Santa Maria · Santa Barbara County | — | — |
| Kinyon Construction INC | Kevin Dennis Kinyon | — | (805) 938 7990 | HVAC | Santa Maria · Santa Barbara County | — | — |
| Kinyon Electric INC | William Joseph Gerber | billg@kinyonelectric.com | (805) 938 7990 | Electricians | Santa Maria · Santa Barbara County | — | — |
| Kirk E Peters | Kirk E Peters | — | (805) 886 2730 | Other | Santa Barbara · Santa Barbara County | — | — |
| Kirkbride Construction | Christopher Thomas Kirkbride | — | (805) 452 3151 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Kit Boise-cossart General Building Contractor | Kit Boise-cossart General Building Contractor | — | (805) 567 1400 | GC, remodel, ADU | Gaviota · Santa Barbara County | — | — |
| Kitson Landscape Management LLC | Michael Adam Joseph | — | (805) 681 7010 | Windows, patio, painters | Goleta · Santa Barbara County | — | — |
| Kjm Originals | Kjm Originals | — | (805) 588 5720 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Kl Plumbing LLC | Keith Melvin Lyytikainen | — | (805) 729 0565 | Other | Santa Barbara · Santa Barbara County | — | — |
| Klaus Fastenmeier | Klaus Fastenmeier | — | (805) 455 5756 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| Klaus Graf | Klaus Graf | — | (805) 689 7281 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Klc Custom Construction INC | Kevin Lee Camargo | — | (805) 714 1649 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Klien Electric | Julien Klien Desario | — | (805) 218 3990 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Knight Electric | Ryan Steven Knight | ryan@knightelectricsb.com | (805) 452 0282 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Knl Construction INC | Lawrence Edward Hebenstreit | — | (847) 650 4014 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Koastal Komfort LLC | Timothy Daniel Jeffers | — | (805) 868 3197 | HVAC | Santa Maria · Santa Barbara County | — | — |
| Koehler Plumbing INC | Ben Anthony Ferrari | — | (805) 347 9944 | Other | Santa Maria · Santa Barbara County | — | — |
| Koke Construction INC | Koke Edward | — | (805) 968 7947 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| Korling INC | Korling Amboy | — | (805) 770 0901 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Kovacs Builders INC | Frank Scott Crawford | — | (805) 245 8012 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Krablin Enterprises | John Robert Krablin | — | (805) 658 0684 | GC, remodel, ADU | Montecito · Santa Barbara County | — | — |
| Krash Construction LLC | Michael Anthony Krashefski | — | (805) 699 0011 | Other | Santa Barbara · Santa Barbara County | — | — |
| Kraz Construction | Jonathan Aaron Krasnoff | — | (805) 637 2001 | GC, remodel, ADU | Buellton · Santa Barbara County | — | — |
| Kremer Construction | Darrin Dane Kremer | — | (805) 458 8128 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Ks Build INC | David Drake Smith | ksbuild@hotmail.com | (714) 369 5550 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Kvolt Electric | Kurt David Veyna | kurt@kvoltelectric.com | (805) 453 5040 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Kwc Services | Frank Vincent Kriz | impallari@gmail.com | (805) 448 3444 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| Kyle Folks Construction | Kyle Jonathan Folks | — | (805) 637 6396 | Other | Santa Barbara · Santa Barbara County | — | — |
| L A R Building Services | Lamberto Rivera Arevalo | — | (805) 268 2837 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| L A T Welding | L A T Welding | — | (805) 714 4130 | Other | Los Alamos · Santa Barbara County | — | — |
| L B Electric | Lomeli Omar | — | (805) 720 6727 | Electricians | Santa Maria · Santa Barbara County | — | — |
| L D M Plumbing & Mechanical INC | Lisa J Davison Banks | — | (805) 349 7100 | Other | Orcutt · Santa Barbara County | — | — |
| L H Towpasz Construction | Lewko Hilary Towpasz | — | (805) 708 4314 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| L J Castillo Construction | Castillo Lance-jeremy | — | (805) 680 6623 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| L J Nelson Construction | Lonnie Jamie Nelson | admin@ljnelsonconstruction.com | (805) 883 8795 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| L Miller Electric | Lonnie Edward Miller | — | (805) 315 6297 | Electricians | Carpinteria · Santa Barbara County | — | — |
| L W Construction INC | Bonnie Timmielouise Woods | — | (805) 222 0417 | GC, remodel, ADU | Orcutt · Santa Barbara County | — | — |