| Malafronte Electric Service | Michael Paul Malafronte | — | (805) 680 9630 | Electricians | Santa Ynez · Santa Barbara County | — | — |
| Mandarino Property Management | Mandarino Property Management | — | (805) 570-4827 | Property managers | Montecito · Santa Barbara County | — | — |
| Mann Construction LLC | Preston Krage Mann | debbie@mannconstruction.com | (805) 964 4105 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Manning Construction & Maintenance | Christopher B Manning | — | (805) 403 3911 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| Manuel R Barajas | Manuel R Barajas | — | (805) 588 5838 | Other | Lompoc · Santa Barbara County | — | — |
| Manuel Soto | Manuel Soto | — | (805) 319 8052 | Windows, patio, painters | Buellton · Santa Barbara County | — | — |
| Manzo Tile | Manzo Tile | — | (805) 259 9307 | Other | Buellton · Santa Barbara County | — | — |
| Maple Leaf Remodeling LLC | Joshua James Dunlop | — | (805) 252 7682 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Mar-kel Construction | Mark Raymond Kelly | — | (805) 287 0817 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Marborg Industries | David James Borgatello | — | (805) 963 1852 | Other | Santa Barbara · Santa Barbara County | — | — |
| Marc Lindblom Plumbg & Sanitation Company | Marc Fredric Lindblom | — | (805) 896 4005 | Other | Santa Barbara · Santa Barbara County | — | — |
| Marc William Russo | Marc William Russo | — | (805) 962 7377 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Marco's Innovation Painting INC | Marco Antonio Jauregui | — | (805) 886 1582 | Windows, patio, painters | Goleta · Santa Barbara County | — | — |
| Mario's Remodeling And General Contracting | Mario Eloy Rael | — | (669) 263 3837 | GC, remodel, ADU | Guadalupe · Santa Barbara County | — | — |
| Mark A Brooks General Contractor | Mark A Brooks General Contractor | — | (805) 680 2066 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Mark A Falcone G B C | Falcone Mark A Gbc | — | (949) 466 2709 | GC, remodel, ADU | Santa Ynez · Santa Barbara County | — | — |
| Mark A Laudon Construction | Mark Anthony Laudon | — | (805) 896 9979 | GC, remodel, ADU | Lompoc · Santa Barbara County | — | — |
| Mark C Dacon | Mark C Dacon | — | (805) 714 4624 | GC, remodel, ADU | Goleta · Santa Barbara County | — | — |
| Mark Carl Johnston Construction INC | Mark Carl Johnston | — | (805) 689 6069 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Mark Cox Quality Painting | Mark Cox Quality Painting | — | (805) 291 1191 | Windows, patio, painters | Lompoc · Santa Barbara County | — | — |
| Mark Gambetta DBA Gambetta Plumbing | Mark Gambetta DBA Gambetta Plumbing | — | (805) 680 2626 | Other | Santa Barbara · Santa Barbara County | — | — |
| Mark Hudson Construction INC | Mark Dennis Hudson | — | (805) 455 4313 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Mark Nathanson Construction | Mark Sydney Nathanson | — | (805) 705 4297 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Mark Roulet Construction | Mark Steven Roulet | — | (831) 383 1417 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Mark Stewart Construction INC | Mark Christopher Stewart | — | (805) 325 6007 | GC, remodel, ADU | Montecito · Santa Barbara County | — | — |
| Mark Taylor Electric INC | Mark William Taylor | — | (805) 897 3333 | Electricians | Santa Barbara · Santa Barbara County | — | — |
| Mark Trabucco Builder | Mark Anthony Trabucco | — | (805) 698 9552 | GC, remodel, ADU | Los Olivos · Santa Barbara County | — | — |
| Mark W Dubose | Mark W Dubose | — | (805) 294 0657 | Other | Lompoc · Santa Barbara County | — | — |
| Mark W Garcia DBA M W Garcia Company | Mark William Garcia | — | (805) 965 7516 | HVAC | Santa Barbara · Santa Barbara County | — | — |
| Mark Williams | Mark Williams | — | (805) 455 4474 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Markmiller Construction INC | Mark Jonathan Markmiller | — | (805) 825 8465 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Marmolejo Electric | Leonardo Alexis Marmolejo | — | (805) 350 8182 | Electricians | Santa Ynez · Santa Barbara County | — | — |
| Marshal Land Improvement INC | Marshal Flint Mcinnis | — | (208) 309 5223 | Other | Solvang · Santa Barbara County | — | — |
| Martin John Serrata | Martin John Serrata | — | (805) 886 0299 | Other | Carpinteria · Santa Barbara County | — | — |
| Martin M Tait General Contractor | Martin M Tait General Contractor | — | (925) 577 1023 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Martin Morales Garcia | Martin Morales Garcia | — | (805) 720 3231 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |
| Martin Roofing And Sheetmetal | Martin Nucico Anguiano | — | (805) 962 0279 | Other roofers | Santa Barbara · Santa Barbara County | — | — |
| Martineau Development | Martineau Development | — | (805) 570 0677 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Martinez General Builders INC | Aguilar Rogelio Martinez | — | (805) 335 0463 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Martinez Landscaping | Martinez Landscaping | — | (812) 344-8549 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |