| Kelun Construction | Zheng Kelun | — | (415) 602 6515 | GC, remodel, ADU | Sunnyvale · Santa Clara County | — | — |
| Keming Construction | Chen Keming | — | (510) 366 5533 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Ken Rojas Painting | Ken Rojas Painting | — | (408) 823 6026 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Ken Tran | Ken Tran | — | (510) 289 6581 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Ken's Hardwood Floor Service | Khoi Van Nguyen | — | (408) 398 8225 | Other | San Jose · Santa Clara County | — | — |
| Kendall Construction | Christopher Allen Kendall | — | (650) 450 1016 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Kendall Painting & Finishing | Kendall Painting & Finishing | — | (408) 857 4754 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Kendys Painting INC | Mendoza-ibanez Kendy | — | (650) 779 0450 | Windows, patio, painters | Palo Alto · Santa Clara County | — | — |
| Kenneth C Ray | Kenneth C Ray | — | (408) 806 3144 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kenneth M De Luna | Kenneth M De Luna | — | (805) 305 1027 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Kenneth Scholer Pedersen | Kenneth Scholer Pedersen | — | (408) 881 4695 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Kent Berry Construction | Kent Allen Berry | — | (408) 205 9828 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Kent Roofing Company INC | Jonathan Lewis Kent | — | (408) 971 4042 | Other roofers | Campbell · Santa Clara County | — | — |
| Kent's Door & Gate | Kent's Door & Gate | — | (408) 821 9552 | Other | San Jose · Santa Clara County | — | — |
| Kentwood Construction & Remodel | Jason Joseph Lawrie | — | (279) 999 2023 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kerby Construction INC | Randal Ray Kerby | — | (408) 422 2027 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kerrock Countertops INC | George William Lisac | — | (408) 796 7899 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Kerry Kelly Painting | Kerry Kelly Painting | — | (408) 460 3480 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Kevin Donohue | Kevin Donohue | — | (408) 203 9003 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kevin Johnson Painting INC | Kevin Joseph Johnson | kevinjpainting510@gmail.com | (510) 396 9998 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Kevin P Mc Donough Construction | Kevin Patrick Mc Donough | — | (408) 386 8343 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Kevin Rapisarda Construction | Kevin William Rapisarda | — | (408) 394 3222 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kevin Roulin Construction | Kevin Gerard Roulin | — | (408) 234 6775 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kevin Stinson Construction Company | Kevin Arthur Stinson | — | (408) 355 3412 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Kevin T Antonelli | Kevin T Antonelli | — | (408) 356 1384 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Kevin Wang | Kevin Wang | — | (408) 882 7408 | Electricians | San Jose · Santa Clara County | — | — |
| Kevin Wang | Kevin Wang | — | (408) 882 7408 | Electricians | San Jose · Santa Clara County | — | — |
| Kevin Wang | Kevin Wang | — | (408) 882 7408 | Electricians | San Jose · Santa Clara County | — | — |
| Kevin's Scaffolding INC | Moises Jaimes Elguea | — | (408) 592 6836 | Other | San Jose · Santa Clara County | — | — |
| Keycon INC | Ronald Eugene Key | — | (650) 965 1256 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| Keynet Services | Thien Van Tran | — | (650) 720 6999 | Other | San Jose · Santa Clara County | — | — |
| Keystone Mechanical LLC | Juan Jose Moreno | — | (408) 529 0311 | HVAC | Campbell · Santa Clara County | — | — |
| Keystone Security INC | Richard Anthony Salazar | — | (408) 238 4365 | Alarm and generators | San Jose · Santa Clara County | — | — |
| Keywest Painting | Keywest Painting | — | (408) 506 7435 | Windows, patio, painters | Campbell · Santa Clara County | — | — |
| Kgm Electric & Construction INC | Rogelio Gabriel Guardado Ortega | — | (650) 670 6434 | Electricians | San Jose · Santa Clara County | — | — |
| Kgv Construction & Design | Valeriano Nebres Nad | — | (408) 362 5925 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Khiem Nguyen Dac | Khiem Nguyen Dac | — | (650) 669 0028 | GC, remodel, ADU | Sunnyvale · Santa Clara County | — | — |
| Khoa Duy Tang | Khoa Duy Tang | — | (408) 620 2999 | Other | San Jose · Santa Clara County | — | — |
| Khoa Le Ngoc | Khoa Le Ngoc | — | (408) 507 3447 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Khodi Frank | Khodi Frank | — | (408) 500 5462 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |