| Ka Woodworking | Ka Woodworking | — | (559) 940 5450 | Other | Coarsegold · Madera County | — | — |
| Kaelum Sage Carmen | Kaelum Sage Carmen | — | (559) 676 5620 | Other | North Fork · Madera County | — | — |
| Kechichian Well Drilling | Kechichian Well Drilling | — | (559) 871 4002 | Other | Madera · Madera County | — | — |
| Kelley's Comfort Heating & Cooling INC | Christon Earl Kelley | — | (559) 479 6727 | HVAC | Madera · Madera County | — | — |
| Keven Ray Page | Keven Ray Page | — | (559) 930 3838 | Electricians | Madera · Madera County | — | — |
| Kevin Fischer Plastering | Kevin Fischer Plastering | — | (559) 658 1127 | Other | Oakhurst · Madera County | — | — |
| Kevin Gimbl New Image Painting INC | Kevin James Gimbl | — | (559) 683 3422 | Windows, patio, painters | Coarsegold · Madera County | — | — |
| Kham Services | Kevin Dale Maxwell | — | (832) 220-6647 | HVAC | Madera · Madera County | — | — |
| Kingfisher Construction | Michael William Meyers | info@kingfisherconstruction.com | (559) 825 7917 | GC, remodel, ADU | Ahwahnee · Madera County | — | — |
| Kirk Atamian Commercial Real Estate | Kirk Atamian Commercial Real Estate | — | (559) 246-0000 | Property managers | Madera · Madera County | — | — |
| Knight Construction | Kevin Kim Knight | marc@knight-construction.com | (559) 760 4360 | GC, remodel, ADU | Coarsegold · Madera County | — | — |
| Knight Restorations | Knight Restorations | — | (559) 760 4359 | GC, remodel, ADU | Coarsegold · Madera County | — | — |
| Kogler Enterprises | Dennis Dean Kogler | — | (559) 683 5666 | GC, remodel, ADU | Oakhurst · Madera County | — | — |
| Kris Crumpton | Kris Crumpton | — | (559) 706 9846 | HVAC | Madera · Madera County | — | — |
| Kris Koontz Const | Kris Koontz Const | — | (559) 658 2351 | GC, remodel, ADU | Coarsegold · Madera County | — | — |
| Ks Electric | Elizabeth Ann Obernolte | — | (559) 658 2525 | Electricians | Madera · Madera County | — | — |
| Kta Integrated Pest Management | Kta Integrated Pest Management | ktaipm1@gmail.com | (559) 716-6804 | Pest, tile roofs | Madera · Madera County | — | — |
| L & M Plumbing | Jorge Arturo Lopez Magdaleno | — | (559) 645 2051 | Other | Madera · Madera County | — | — |
| L B Remodel & Home Repair | Lawrence Anthony Beintker | — | (559) 240 6290 | GC, remodel, ADU | Madera · Madera County | — | — |
| La Flamme Construction Company | Rodney Michael La Flamme | — | (559) 661 8518 | GC, remodel, ADU | Madera · Madera County | — | — |
| Lakeshore Construction | Brett Alan Pierce | — | (559) 676 9793 | GC, remodel, ADU | Oakhurst · Madera County | — | — |
| Landeros & Sons Electric | Landeros & Sons Electric | — | (559) 674-2887 | Electricians | Madera · Madera County | — | — |
| Landmark Irrigation INC | Russell Joseph Spain | — | (559) 661 8828 | Windows, patio, painters | Madera · Madera County | — | — |
| Larios Landscape | Larios Landscape | — | (408) 830 4508 | Windows, patio, painters | Madera · Madera County | — | — |
| Leak Busters Roofing Co | Francisco Luna Jimenez | — | (559) 706 1925 | Other roofers | Madera · Madera County | — | — |
| Ledesma Custom Landscape INC | Juventino Ledesma | — | (559) 474 9421 | Windows, patio, painters | Madera · Madera County | — | — |
| Lee Construction | Richard Leon Lee | — | (559) 903 8655 | GC, remodel, ADU | Madera · Madera County | — | — |
| Lee's Air Plumbing & Heating | Lee's Air Plumbing & Heating | — | (559) 296-9190 | HVAC | Madera · Madera County | — | — |
| Leeper Construction | Harry Steven Leeper | keasha@leeperconstruction.com | (209) 233 1000 | GC, remodel, ADU | Chowchilla · Madera County | — | — |
| Lees Concrete Materials INC | Silva Deidre Da | — | (559) 673 9189 | Other | Madera · Madera County | — | — |
| Lehigh Painting | Lehigh Painting | — | (559) 658 1679 | Windows, patio, painters | Coarsegold · Madera County | — | — |
| Level Up Heating And Air | Chad Bryan Mccullough | — | (559) 474 2319 | HVAC | Chowchilla · Madera County | — | — |
| Ley Construction | Aaron Lionel Ley | — | (559) 940 2562 | GC, remodel, ADU | Madera · Madera County | — | — |
| Lionheart Construction | Montelongo Dcee | — | (559) 232 0584 | GC, remodel, ADU | Madera · Madera County | — | — |
| Long Horn Landscapes INC | Noe Jr Mendieta Martinez | — | (559) 826 9545 | Windows, patio, painters | Madera · Madera County | — | — |
| Lopez Construction | Jose Antonio Lopez Castillo | — | (559) 871 8547 | GC, remodel, ADU | Madera · Madera County | — | — |
| Los Banos Tile Company | Jeffrey Charles Freeman | — | (559) 917 3165 | Other | Chowchilla · Madera County | — | — |
| Louis Moosios Construction INC | Louis Richard Moosios | — | (559) 351 9500 | GC, remodel, ADU | Madera · Madera County | — | — |
| Loveland Masonry | Loveland Masonry | — | (559) 760 0254 | Other | Coarsegold · Madera County | — | — |
| Luke Bryson Construction | Lucas X Bryson | — | (559) 760 0099 | GC, remodel, ADU | Raymond · Madera County | — | — |