| Morrison Customs LLC | John Mccormick Morrison | — | (530) 412 1475 | GC, remodel, ADU | Olympic Valley · Placer County | — | — |
| Morse Construction | Jeffrey Garlin Morse | — | (916) 343 3963 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Mos Builders INC | Omar Amir Mutwakil | info@mosbuilders.com | (510) 340 0847 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Mosaic Construction And Specialties | Steven W Martin | — | (916) 549 9325 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Moser Carpet Repairs INC | Brandon Michael Moser | — | (562) 685 6312 | Other | Roseville · Placer County | — | — |
| Mosqueda Glazing LLC | Jose Mosqueda-Gonzalez | micah@micahrich.com | (530) 412 0856 | Windows, patio, painters | Homewood · Placer County | — | — |
| Motto Construction | Thomas John Jr Motto | mottoconstruction@gmail.com | (530) 368 0595 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| Moule's Foothill Glass INC | Charlene Cherrie Moule | info@moulesfoothillglass.com | (530) 885 4180 | Windows, patio, painters | Auburn · Placer County | — | — |
| Mountain Air Land Management | Mountain Air Land Management | — | (530) 830 8733 | Tree | Colfax · Placer County | — | — |
| Mountain Home Builders INC | Marc Richard Malcuit | — | (530) 448 7557 | GC, remodel, ADU | Tahoe City · Placer County | — | — |
| Mountain Home Painting | Mountain Home Painting | — | (530) 448 1913 | Windows, patio, painters | Kings Beach · Placer County | — | — |
| Mountain Roofing INC | Jeffrey Louis Glickman | office@mountainroofing.com | (530) 525 4929 | Other roofers | Tahoe City · Placer County | — | — |
| Mountain Side Irrigation & Landscape | Mountain Side Irrigation & Landscape | — | (530) 414 1818 | Windows, patio, painters | Homewood · Placer County | — | — |
| Mountain Telecom | Mountain Telecom | — | (530) 587 4687 | Other | Tahoma · Placer County | — | — |
| Mountain Tree Services | Fonseca Stephany | lucaspedro9499@gmail.com | (530) 412 2220 | Tree | Kings Beach · Placer County | — | — |
| Mountain View Painting Company | Nathan Daniel Rynberk | — | (916) 878 6691 | Windows, patio, painters | Newcastle · Placer County | — | — |
| Mourier 5 Construction INC | John Larue Iv Mourier | — | (916) 792 7106 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Moyer Painting | Moyer Painting | — | (916) 521 5930 | Windows, patio, painters | Roseville · Placer County | — | — |
| Moyerco Construction INC | Chad Lee Moyer | — | (530) 401 0236 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| Mr AC Heating And Air Conditioning | Daniel Jay Iii Page | — | (916) 872 3686 | HVAC | Lincoln · Placer County | — | — |
| Mr Bill Construction | William John Bowlin | bill@mrbillconstruction.com | (530) 887 8940 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Mr Electric Of Roseville | Terek Hans Cope | — | (916) 810 0006 | Electricians | Roseville · Placer County | — | — |
| Mr Honey Do | Michael Jon Willson | — | (530) 581 4031 | Other roofers | Tahoe City · Placer County | — | — |
| Mr Sprinkler Fire Protection | Jeffrey James Rovegno | — | (916) 773 7036 | Electricians | Roseville · Placer County | — | — |
| Mr Steve Landscaping | Mr Steve Landscaping | — | (916) 271 6087 | Windows, patio, painters | Rocklin · Placer County | — | — |
| Mr Todd M Harris | Mr Todd M Harris | — | (408) 375 1037 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Mr Trenchless | Mr Trenchless | — | (916) 389 4720 | Other | Roseville · Placer County | — | — |
| Mtn INC Waterproofing | Michele Annette Steel | — | (916) 846 7793 | Other | Roseville · Placer County | — | — |
| Much Better Drywall | Much Better Drywall | — | (916) 821 2483 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Muchard Construction | Michael Christopher Muchard | — | (530) 902 7016 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Munsill Construction | Gabriel Michael Munsill | — | (916) 425 5638 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Murphy's Plumbing INC | Thomas Jerome Murphy | — | (530) 308 1354 | Other | Tahoma · Placer County | — | — |
| Mushrush Heating & Air | Mushrush Heating & Air | — | (916) 223 1002 | HVAC | Lincoln · Placer County | — | — |
| Mutwakil Omar Amir | Mutwakil Omar Amir | — | (510) 340 0847 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Mw Welding | Mw Welding | — | (530) 228 6291 | Other | Lincoln · Placer County | — | — |
| My Home Performance | Valentin Sergeyevich Rudenko | — | (916) 906 3727 | GC, remodel, ADU | Roseville · Placer County | — | — |
| My Shamrock Service Energy Solutions | Joseph Patrick Jr Gorman | — | (916) 969 7404 | HVAC | Lincoln · Placer County | — | — |
| Myco Plumbing | Myco Plumbing | — | (916) 765 5426 | Other | Auburn · Placer County | — | — |
| Myrick's Electrical Service LLC | Schaefer C Myrick | — | (916) 903 4137 | Electricians | Roseville · Placer County | — | — |
| N J M Painting | N J M Painting | — | (530) 320 2532 | Windows, patio, painters | Applegate · Placer County | — | — |