| Monterey Park Painting Services | Monterey Park Painting Services | — | (626) 784-4675 | Windows, patio, painters | Monterey Park · Monterey County | — | — |
| Monterey Peninsula Drywall | Monterey Peninsula Drywall | — | (831) 659 5653 | Other | Carmel · Monterey County | — | — |
| Monterey Peninsula Engineering A Partnership | Bartolo James Bruno | — | (831) 384 4081 | GC, remodel, ADU | Marina · Monterey County | — | — |
| Monterey Peninsula Restoration LLC | Steven Ferrieda Carrillo | — | (831) 275 1901 | GC, remodel, ADU | Castroville · Monterey County | — | — |
| Monterey Peninsula Sheet Metal | Monterey Peninsula Sheet Metal | — | (831) 651 9914 | HVAC | Seaside · Monterey County | — | — |
| Monterey Peninsula Sheet Metal & Heating | Monterey Peninsula Sheet Metal & Heating | — | (831) 657-9914 | HVAC | Monterey · Monterey County | — | — |
| Monterey Peninsula Tile INC | Miguel Angel Abraham Torres | — | (831) 595 3835 | Other | Salinas · Monterey County | — | — |
| Monterey Pest Management | Monterey Pest Management | — | (831) 708-1015 | Pest, tile roofs | Monterey · Monterey County | — | — |
| Monterey Plumbing Service & Rooter | Monterey Plumbing Service & Rooter | — | (831) 789-2475 | HVAC | Seaside · Monterey County | — | — |
| Monterey Property Rentals | Monterey Property Rentals | — | (831) 373-5989 | Property managers | Pacific Grove · Monterey County | — | — |
| Monterey Ridge Line Builders INC | Todd Michael Evers | — | (831) 595 6542 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Monterey Signs INC | Shawn Roy Adams | sales@montereysigns.com | (831) 632 0490 | Other | Seaside · Monterey County | — | — |
| Monterey Technology Solutions LLC | Jerry Franklin Simmons | — | (408) 846 6554 | Other | Pacific Grove · Monterey County | — | — |
| Monterey Tree Service Experts | Monterey Tree Service Experts | — | (831) 298-8745 | Tree | Monterey · Monterey County | — | — |
| Monterey Wildlife Control | Monterey Wildlife Control | — | (831) 272-0543 | Pest, tile roofs | Monterey · Monterey County | — | — |
| Monterra Construction | Craig John Furman | — | (831) 645 9622 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Montes General Construction INC | Jorge Armando Montes Angeles | — | (831) 402 4209 | GC, remodel, ADU | Marina · Monterey County | — | — |
| Montgomery Construction | Thomas Lee Montgomery | — | (831) 325 1322 | GC, remodel, ADU | Prunedale · Monterey County | — | — |
| Moocolors Painting | Moocolors Painting | — | (831) 626 4146 | Windows, patio, painters | Carmel · Monterey County | — | — |
| Morales Drywall | Morales Drywall | — | (831) 524 0596 | Other | Salinas · Monterey County | — | — |
| Moreno's Plastering INC | Luis Alberto Moreno-Contreras | morenosplastering@gmail.com | (831) 229 0377 | Other | Salinas · Monterey County | — | — |
| Moro Cojo Alarms And Electric | Allen Michael Lorscheider | morocojoalarms@gmail.com | (831) 455 5858 | Electricians | Castroville · Monterey County | — | — |
| Morrill & Forbes Chimney Sweeps & Fireplaces INC | Gerald Evans Forbes | — | (831) 625 1034 | Other | Carmel · Monterey County | — | — |
| Morson Electrical Services | Brian Robert Morson | — | (831) 277 3495 | Electricians | Marina · Monterey County | — | — |
| Mountain Valley Tree Service | Jesus Emanuel Martinez Ortiz | 93912831-208-2371jesus@mountainvalleytreeservice.comcall | (831) 663 7673 | Tree | Salinas · Monterey County | — | — |
| Moy's Landscaping INC | Moises Escobedo | — | (831) 206 5757 | Windows, patio, painters | Seaside · Monterey County | — | — |
| Mp Construction | Mathew Stephen Palady | — | (831) 375 5786 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Mp Monterey INC | Jose Iran Morgan | — | (831) 277 3896 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Mp Vacuum LLC | Ubaldo Matias | impallari@gmail.com | (831) 272 3438 | Other | Salinas · Monterey County | — | — |
| Mpc Construction | Jose Luis Rangel | — | (831) 578 1917 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Mr Construction | Miguel Angel Robles | — | (831) 229 4780 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Mr Flow Plumbing INC | Zavala Chavez Alonso | — | (831) 975 0694 | Other | Salinas · Monterey County | — | — |
| Mr Rooter Plumbing Of Monterey | Frank Gaspare Aliotti | — | (831) 521 8758 | Other | Carmel · Monterey County | — | — |
| Mta Signature Construction LLC | Matthew Thomas Adamkiewicz | — | (408) 767 3631 | GC, remodel, ADU | Aromas · Monterey County | — | — |
| Mtz Electric | Martinez Martinez Alejandro | info@mtzelectric.com | (703) 819-9486 | Electricians | Salinas · Monterey County | — | — |
| Mullen Construction | Brian Austin Mullen | ed@mullenconstruction.com | (831) 238 5578 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Muncie Construction | James Alexander Iii Muncie | — | (831) 402 3105 | GC, remodel, ADU | Pacific Grove · Monterey County | — | — |
| Munras & Grove Landscaping INC | Nathan Michael Morrison | — | (209) 471 4105 | Windows, patio, painters | Monterey · Monterey County | — | — |
| Murphy Equipment Co | Brian Patrick Murphy | — | (831) 809 9253 | Other | Spreckels · Monterey County | — | — |
| Murrer Certified Inspections | Murrer Certified Inspections | info@murrerinspection.com | (831) 241-6988 | Inspectors | Monterey · Monterey County | — | — |