| Marc's Construction | Tilet Marc | info@marcsconstruction.com | (510) 219 3255 | GC, remodel, ADU | Sunnyvale · Santa Clara County | — | — |
| Marcan Enterprise | Ankur Ashok Sule | admin@marcanenterprise.com | (650) 366 3066 | Other | Santa Clara · Santa Clara County | — | — |
| Marcelo Construction | Vicente Angel Marcelo Brito | — | (408) 826 7757 | Electricians | San Jose · Santa Clara County | — | — |
| Marciel Construction & Services | Marciel Pete | — | (408) 690 3231 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Marco Antonio Lopez Reyes | Marco Antonio Lopez Reyes | — | (650) 444 5760 | Windows, patio, painters | East Palo Alto · Santa Clara County | — | — |
| Marcos Electric INC | Rafael Edgardo Flores Rodriguez | — | (408) 759 9426 | Electricians | Sunnyvale · Santa Clara County | — | — |
| Marcos Painting Company | Jaime Manuel Marcos | — | (408) 274 4690 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Marcos Tile | Marcos Tile | — | (408) 712 3599 | Other | San Jose · Santa Clara County | — | — |
| Marek Kozlowski | Marek Kozlowski | — | (650) 988 1098 | Electricians | Mountain View · Santa Clara County | — | — |
| Marent Construction INC | Oliver Michael Marent | — | (415) 716 6480 | GC, remodel, ADU | Mountain View · Santa Clara County | — | — |
| Marfia INC DBA The Wright Solution | John Henry Marfia | — | (408) 656 7902 | Other | San Jose · Santa Clara County | — | — |
| Mariano's Hardwood Floors | Mariano's Hardwood Floors | — | (408) 422 5974 | Other | San Jose · Santa Clara County | — | — |
| Marin Tile | Marin Tile | — | (408) 772 1008 | Other | San Jose · Santa Clara County | — | — |
| Mario Topete Tree Care INC | Mario Eduardo Topete Rangel | — | (408) 937 4601 | Tree | San Jose · Santa Clara County | — | — |
| Mario's Painting | Mario's Painting | — | (650) 291 3827 | Windows, patio, painters | Mountain View · Santa Clara County | — | — |
| Marioni Tile And Stone INC | Mark David Marioni | — | (408) 656 6091 | Other | Los Gatos · Santa Clara County | — | — |
| Mark C Lawrence | Mark C Lawrence | — | (650) 269 1713 | Electricians | Palo Alto · Santa Clara County | — | — |
| Mark Donald Del Conte | Mark Donald Del Conte | — | (408) 646 2719 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Mark Garriga | Mark Garriga | — | (408) 472 3970 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Mark Lahlouh Electric | Mark Joseph Lahlouh | — | (408) 506 8324 | Electricians | San Jose · Santa Clara County | — | — |
| Mark Nagel Building | Mark Nagel Building | marknagelbuilding@sbcglobal.net | (408) 390 3920 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Mark Philip General Contractor | Mark Philip General Contractor | — | (408) 515 9611 | GC, remodel, ADU | Morgan Hill · Santa Clara County | — | — |
| Mark R Mc Cabe | Mark R Mc Cabe | — | (408) 978 2965 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Mark Rogers | Mark Rogers | interested@domainmarket.com | (669) 282 2842 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Mark Tagart Construction | Mark Steven Tagart | — | (408) 859 1582 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Mark V Plaza | Mark V Plaza | — | (408) 857 3859 | Other | Los Altos · Santa Clara County | — | — |
| Mark's Floor's | Mark's Floor's | — | (408) 569 5046 | Other | Cupertino · Santa Clara County | — | — |
| Marketshare INC | Jonathan Reese Wilhelm | — | (408) 262 0677 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Markotic Construction INC | Markotic Antonija | — | (408) 761 2932 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Marky Electric | Dickmacrino Ladiero Andres | — | (408) 348 1683 | Electricians | San Jose · Santa Clara County | — | — |
| Marlon Alexander Gomez | Marlon Alexander Gomez | — | (323) 353 7435 | Other | San Jose · Santa Clara County | — | — |
| Marquard Painting INC | Wayne Russell Marquard | marquardpaint@gmail.com | (408) 569 0310 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Marquis Construction | Warren Lawrence Jaques | interested@domainmarket.com | (408) 839 2790 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Marriner Construction | Kurt Jon Marriner | — | (408) 230 5878 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Marsa Electric | Sarellano Margarito | — | (408) 771 5429 | Electricians | San Jose · Santa Clara County | — | — |
| Marshall Goldman | Marshall Goldman | — | (408) 738 8600 | Electricians | Cupertino · Santa Clara County | — | — |
| Martcor Heating & Air INC | Cabrales Nelson Castrillo | — | (408) 835 2479 | HVAC | San Jose · Santa Clara County | — | — |
| Martial's Contractor Creation Corp | Hitoshi Odama | — | (408) 406 4316 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Martin Electric | William Abner Jr Martin | — | (408) 847 4625 | Electricians | Gilroy · Santa Clara County | — | — |
| Martin Gaona Painting | Martin Gaona Painting | — | (408) 706 6520 | Windows, patio, painters | Morgan Hill · Santa Clara County | — | — |