| Land Consultants & Construction & Design | Gary Robert Herbert | — | (650) 799 4021 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Land Design Build INC | Truong Quang Lam | dondo@landdesignbuild.com | (408) 666 7813 | GC, remodel, ADU | Milpitas · Santa Clara County | — | — |
| Landavaso INC | Abraham Esteban Landavaso Castro | — | (650) 461 0185 | Other | San Jose · Santa Clara County | — | — |
| Landaverry Concrete Contractors | Ludyn Ottoniel Garrido Landaverry | — | (669) 225 5436 | Other | Sunnyvale · Santa Clara County | — | — |
| Landcon Landscape Construction INC | Bruce Fisher Hamilton | — | (408) 569 5065 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Landcraft Landscape INC | Monico Iboa | — | (408) 210 3635 | Windows, patio, painters | San Martin · Santa Clara County | — | — |
| Landford Construction INC | Tamerlan Yagibekov | — | (663) 649 8787 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Landmark Builders | Andy Fawn Pashby | — | (408) 779 9888 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Landmark Construction & Adu | Li Xudong | — | (408) 915 9235 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Landmark Control Services INC | Richard Joseph Borjon | — | (408) 513 6402 | GC, remodel, ADU | Milpitas · Santa Clara County | — | — |
| Landmark Roofing | Miguel Aguilar Equihua | — | (408) 674 4503 | Other roofers | San Jose · Santa Clara County | — | — |
| Landrove Consulting Design & Construction | Jose Antonio Gonzalez | — | (408) 559 6687 | Electricians | Campbell · Santa Clara County | — | — |
| Landscape Environment | Landscape Environment | — | (408) 892 6760 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Landscape Group | Roderick William Rowell | — | (650) 464 0226 | Windows, patio, painters | Palo Alto · Santa Clara County | — | — |
| Landscape Solutions | Landscape Solutions | — | (408) 226 3444 | Windows, patio, painters | Los Gatos · Santa Clara County | — | — |
| Landsthetics | Juan Jr Moya Ramirez | — | (650) 862 9718 | Windows, patio, painters | Palo Alto · Santa Clara County | — | — |
| Landtech Landscaping INC | Cardenas Hugo | — | (408) 782 1400 | Windows, patio, painters | San Martin · Santa Clara County | — | — |
| Landworks Pro INC | Carrillo Oscar | info@landworkspro.com | (408) 393 3970 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Langarica Plastering Services | Saul Jr Langarica | — | (669) 300 2021 | Other | Campbell · Santa Clara County | — | — |
| Lanto Painting | Lanto Painting | — | (408) 839 5609 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Lanuza Roofing INC | Armando Rosas Lanuza | — | (408) 205 8601 | Other roofers | San Jose · Santa Clara County | — | — |
| Laos Roofing INC | Angel De Jesus Ortiz | laosroofingservices@gmail.com | (408) 981 5630 | Other roofers | San Jose · Santa Clara County | — | — |
| Lapore Construction | Rick Stephen La Pore | — | (406) 903 9217 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Lara's Construction | Miguel Angel Lara Alvarez | — | (408) 393 0734 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Lares General Engineering | Lares General Engineering | — | (408) 489 5913 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Larome Development INC | Benjamin Oren Engelman | — | (408) 891 8396 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Larry Fernandes General Building Contractor | Larry Fernandes General Building Contractor | — | (408) 887 9389 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Larry Jackson Construction INC | Larry Carl Jackson | — | (408) 429 8097 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Larry Lang Mobile Home Service | Larry Allan Lang | — | (408) 363 9464 | Other | San Jose · Santa Clara County | — | — |
| Larry S Kent INC DBA Kent Construction | Lawrence Scott Kent | — | (408) 846 5550 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Larsen-hoffman INC Contractors | James Edward Hoffman | — | (650) 424 0456 | Electricians | Palo Alto · Santa Clara County | — | — |
| Larson Ironworks | John Michael Larson | — | (408) 848 5485 | Other | Gilroy · Santa Clara County | — | — |
| Larson Landscape | Larson Landscape | — | (408) 807 2523 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Larson Steel INC | Peter Stephen Larson | — | (408) 848 5485 | Other | Gilroy · Santa Clara County | — | — |
| Latala Homes INC | Paul Andrew Latala | — | (408) 515 9205 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Latini Lawn & Landscape | Latini Lawn & Landscape | — | (408) 593 4656 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Lava Remedial Services LLC | Christopher Brian Sanders | — | (408) 623 3807 | Other | Gilroy · Santa Clara County | — | — |
| Law Construction | Frankie Kanyin Law | — | (408) 835 8939 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Lawjas Construction Company | Shen Weijie | — | (408) 786 4810 | Electricians | San Jose · Santa Clara County | — | — |
| Lawjas Construction INC | Weijie Shen | — | (408) 786 4810 | Electricians | San Jose · Santa Clara County | — | — |