| Lifestyle Solar INC | Larry Hoang | — | (559) 228 0229 | HVAC | Fresno · Fresno County | — | — |
| Lighthouse Electrical INC | Vicki Gale Ratto | — | (559) 274 8159 | Electricians | Clovis · Fresno County | — | — |
| Lightning Raingutters Of California | Rodney Steven Rich | — | (559) 270 9557 | Other | Fresno · Fresno County | — | — |
| Lindsay Electric INC | Steve Lindsay | rick@lindsayelectric.com | (413) 575-9320 | Electricians | Clovis · Fresno County | — | — |
| Lion Pools INC | Lee Joseph Shepard | — | (559) 298 8429 | Pool | Clovis · Fresno County | — | — |
| Lion River Development INC | Leon Earl Papin | — | (559) 906 1755 | GC, remodel, ADU | Sanger · Fresno County | — | — |
| Lionel Lopez Construction | Lionel Jr Lopez | — | (559) 974 6841 | GC, remodel, ADU | Parlier · Fresno County | — | — |
| Lite On The Land | Ryan Barry Day | — | (559) 855 4799 | Other | Auberry · Fresno County | — | — |
| Live Action General Engineering INC | Nicholas Ivanovich Francis | — | (559) 292 2900 | Other | Clovis · Fresno County | — | — |
| Live Wire Electric | Kirk William Hamzy | — | (559) 291 6463 | Electricians | Clovis · Fresno County | — | — |
| Lizarraga Concrete INC | Erasmo Lizarraga | — | (559) 264 4345 | Other | Fresno · Fresno County | — | — |
| Lloren Construction | Durbin Sopora Lloren | — | (559) 709 5113 | GC, remodel, ADU | Clovis · Fresno County | — | — |
| Lmc Masonry | Lmc Masonry | — | (559) 230 7497 | Other | Fresno · Fresno County | — | — |
| Lmi Enterprises INC | Gregory Alan Mc Avoy | — | (559) 275 3436 | Other | Fresno · Fresno County | — | — |
| Lock Solutions | Lock Solutions | — | (559) 432 7600 | Other | Fresno · Fresno County | — | — |
| Logan Bros Pump And Ag INC | Dylan Jason Logan | — | (559) 573 4974 | Other | Reedley · Fresno County | — | — |
| Logan's Landscaping | Logan's Landscaping | — | (559) 930 2783 | Windows, patio, painters | Selma · Fresno County | — | — |
| Logical H V A C Solutions INC | Paul William Mohoff | — | (559) 805 9306 | HVAC | Fresno · Fresno County | — | — |
| Lomax Window & Door Co | Aaron William Anderson | — | (559) 346 0500 | Windows, patio, painters | Clovis · Fresno County | — | — |
| Long Construction INC | Charles Bedros| Long Bud Long | — | (559) 260 3003 | GC, remodel, ADU | Fresno · Fresno County | — | — |
| Lopez A Landscaping Corp | Armando Sr Lopez Sanchez | — | (559) 313 8096 | Windows, patio, painters | Fresno · Fresno County | — | — |
| Lopez Bros Professional Roofing Co | Lopez Misael Acosta | — | (559) 722 0059 | Other roofers | Fresno · Fresno County | — | — |
| Lopez Brothers Landscape INC | Miguel Israel Lopez | — | (559) 392 2681 | Windows, patio, painters | Fresno · Fresno County | — | — |
| Lopez Carpet & Flooring | Lopez Carpet & Flooring | — | (559) 723 3811 | Other | Fresno · Fresno County | — | — |
| Lopez Contractors INC | Isidro Naranjo Lopez | — | (559) 289 7071 | GC, remodel, ADU | Fresno · Fresno County | — | — |
| Loren Gerbrandt | Loren Gerbrandt | — | (559) 289 2727 | GC, remodel, ADU | Clovis · Fresno County | — | — |
| Lorenzo Mira Hernandez | Lorenzo Mira Hernandez | — | (818) 880 7735 | Other | Fresno · Fresno County | — | — |
| Lorenzo Parra | Lorenzo Parra | — | (559) 288 7359 | HVAC | Kerman · Fresno County | — | — |
| Los 4 Del North Concrete INC | Julia Victoria Alaniz | — | (559) 548 7807 | Other | Fresno · Fresno County | — | — |
| Los Altos Drywall INC | Moises Alejandro Lopez | — | (559) 696 1520 | Other | Parlier · Fresno County | — | — |
| Los Angeles Pressure Washing INC | Jason Paul Logoluso | — | (310) 200 8228 | Other | Clovis · Fresno County | — | — |
| Lotus Gardens Outdoor Living Center INC | Diana Marie Little | — | (559) 255 3311 | GC, remodel, ADU | Fresno · Fresno County | — | — |
| Louella Bratton | Louella Bratton | — | (559) 291 9423 | GC, remodel, ADU | Fresno · Fresno County | — | — |
| Louie Louie Heating & Air INC | Louie Hernandez Jr Lopez | — | (559) 614 9201 | HVAC | Fresno · Fresno County | — | — |
| Lovett Tile Co | Clinton Shane Lovett | — | (559) 285 6966 | Other | Sanger · Fresno County | — | — |
| Low Cost Plumbing Services | Martin Lauro Parada | — | (559) 981 5008 | Other | Fresno · Fresno County | — | — |
| Lpc Automation INC | Lawrence Paul Calafiore | — | (888) 742 5572 | Electricians | Fresno · Fresno County | — | — |
| Lr Concrete INC | Luis Ernesto Ramirez | — | (559) 475 3688 | Other | Squaw Valley · Fresno County | — | — |
| Lr Fence Company INC | Arturo Barela | — | (603) 524-6061 | Other | Fresno · Fresno County | — | — |
| Lr Masonry | Lr Masonry | — | (559) 570 9499 | Other | Fresno · Fresno County | — | — |