| Lawn & Landscape Therapist | Lawn & Landscape Therapist | — | (650) 218 5296 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Lawrence Builders | Lawrence Builders | — | (408) 835 8305 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Layer 1 Networks INC | John Martin Murphy | — | (408) 505 9857 | Other | Campbell · Santa Clara County | — | — |
| Lazar Windows | Lazarashvili Koba | — | (408) 688 1111 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Lazares Builders INC | David Lawrence Lazares | — | (408) 399 4393 | GC, remodel, ADU | Monte Sereno · Santa Clara County | — | — |
| Lazer Construction Co | Bob Dean Graves | — | (408) 410 7327 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Lazzarini Construction INC | Edward John Jr Lazzarini | — | (408) 497 6615 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Lazzco Painting | Lazzco Painting | — | (408) 518 9746 | Windows, patio, painters | Saratoga · Santa Clara County | — | — |
| Lb Quality Painting INC | Baltazar Pablo Lopez | — | (408) 966 4435 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Lcb Electric | Leon Craig Badarie | — | (408) 472 9445 | Electricians | San Jose · Santa Clara County | — | — |
| Le ' S Plumbing | Le ' S Plumbing | — | (408) 691 8974 | Other | San Jose · Santa Clara County | — | — |
| Le Construction | Minh Bach Truong | — | (408) 666 1526 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Le Construction And Electrical | Phuong Thanh Le | — | (408) 460 7540 | Electricians | San Jose · Santa Clara County | — | — |
| Le Deit & Sons Glass INC | Richard Arthur Le Deit | — | (408) 224 6293 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Le Electrical | Tri Minh Le | — | (408) 813 8903 | Electricians | San Jose · Santa Clara County | — | — |
| Le Heating & Air Conditioning | Le Heating & Air Conditioning | — | (408) 591 8561 | HVAC | San Jose · Santa Clara County | — | — |
| Le Mechanical | Le Mechanical | — | (408) 460 7540 | HVAC | San Jose · Santa Clara County | — | — |
| Le Network Solutions | Le Network Solutions | taole@lenetworksolutions.com | (408) 219 0958 | Other | Morgan Hill · Santa Clara County | — | — |
| Le Ping Dai | Le Ping Dai | — | (408) 306 5382 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Le's Lighting & Electric Services | Liem Thanh Le | — | (408) 406 1755 | Electricians | Campbell · Santa Clara County | — | — |
| Leader Design & Construction Corp | Yuanhsing Ou | — | (408) 258 6990 | HVAC | San Jose · Santa Clara County | — | — |
| Leader Remodeling INC | Uzi Ohayon | — | (650) 899 6441 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Leading Edge Construction Services INC | Rafael Perez Wong | — | (408) 809 0821 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Leak Geeks Backflow & Plumbing LLC | Edward Jimenez | — | (408) 892 7376 | Other | Gilroy · Santa Clara County | — | — |
| Leal Construction | Amador Oliveri Leal | — | (408) 710 3338 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Leal Landscape | Leal Landscape | — | (408) 628 9948 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Leclaire Building | Leclaire Building | — | (925) 548 5412 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Lecut Construction INC | Richard Charles Koscielniak | — | (951) 476 9262 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Lee Addison Plumbing | Lee Addison Plumbing | laddisonplumbing@gmail.com | (408) 768 7950 | Other | San Jose · Santa Clara County | — | — |
| Lee Kratzer Plumbing | Lee Kratzer Plumbing | — | (650) 279 1834 | Other | Los Altos · Santa Clara County | — | — |
| Lee Seunghan | Lee Seunghan | — | (669) 262 0582 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Lee's Construction | Thach Lee | — | (408) 667 0939 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Leewoo Solution America Corp | Semin Lee | — | (669) 225 0538 | Other | San Jose · Santa Clara County | — | — |
| Left Coast Contractors | Jacob William Knight | — | (408) 315 5329 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Left Coast Mechanical Heating & Air | Angel Jose Navarrete | — | (408) 357 4107 | HVAC | San Jose · Santa Clara County | — | — |
| Legacy 4 Builders | Diaz David Lopez | — | (408) 442 7838 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Legacy Construction INC | Nathaniel Lee Missildine | — | (408) 832 5158 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Legacy Edge Construction And Development LLC | Ali Sadeghi | — | (650) 215 4777 | GC, remodel, ADU | Palo Alto · Santa Clara County | — | — |
| Legacy Plumbing & Rooter INC | Jorge Eduardo Posadas Gonzalez | — | (408) 649 3149 | Other | San Jose · Santa Clara County | — | — |
| Legacy Pool Repair | Miles Baden Anderson | office@legacypoolrepair.com | (510) 944 8187 | Pool | San Jose · Santa Clara County | — | — |