| Mds Landscape INC | Miguel Delfino Suarez | — | (805) 233 1961 | Windows, patio, painters | Fillmore · Ventura County | — | — |
| Meca Construction INC | Antonio Mendez | amartinez@mecaconstruction.com | (805) 890 1536 | GC, remodel, ADU | Somis · Ventura County | — | — |
| Media Home Theater INC | Paul Thomas Ott | — | (805) 217 9039 | Other | Simi Valley · Ventura County | — | — |
| Media Systems | Media Systems | — | (310) 277 4566 | Electricians | Westlake Village · Ventura County | — | — |
| Medina Systems Contracting INC | Greg Joseph Medina | — | (805) 482 7041 | Other | Camarillo · Ventura County | — | — |
| Mega Concrete INC | Agustin Munoz | — | (818) 268 9106 | Other | Simi Valley · Ventura County | — | — |
| Megowans Communications | Megowans Communications | — | (805) 522 0121 | Other | Simi Valley · Ventura County | — | — |
| Mejia Electric & Data | Mejia Victor | — | (805) 754 0042 | Electricians | Ventura · Ventura County | — | — |
| Mejia Plastering | Mejia Plastering | — | (805) 732 6122 | Other | Santa Paula · Ventura County | — | — |
| Melchor Construction General Contractors | Aguilio Morales Melchor | — | (805) 377 2855 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Meledy Painting Company | Michael John Meledy | — | (805) 373 1726 | Windows, patio, painters | Thousand Oaks · Ventura County | — | — |
| Melena Sign Company LLC | Jose Antonio Melena | — | (805) 263 9662 | Other | Oxnard · Ventura County | — | — |
| Melia Industries INC | Joseph Carl Melia | — | (805) 248 7372 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Mellett Jordan Construction | Jordan Anthony Mellett | — | (805) 856 8151 | GC, remodel, ADU | Oak View · Ventura County | — | — |
| Mellinger Plumbing | Mellinger Plumbing | — | (805) 750 0642 | Other | Simi Valley · Ventura County | — | — |
| Mello Welding | Mello Welding | — | (805) 236 4101 | Other | Newbury Park · Ventura County | — | — |
| Menchaca Construction | Jose Manuel Menchaca | — | (805) 815 9894 | GC, remodel, ADU | Oxnard · Ventura County | — | — |
| Mendez Roofing INC | Alfonso Cruz Mendez | — | (805) 642 6111 | Other roofers | Ventura · Ventura County | — | — |
| Menne Electric INC | Annette Marie Menne | — | (805) 522 8858 | Electricians | Simi Valley · Ventura County | — | — |
| Meridian Design Construction | Justin Eugene Shipp | — | (805) 340 9777 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Meridian Window Products | Kenneth James Hammond | info@meridianwindowproducts.com | (805) 445 8230 | Other | Camarillo · Ventura County | — | — |
| Merit Flooring INC | Carlos Alberto Jara | — | (805) 990 9605 | Other | Simi Valley · Ventura County | — | — |
| Mermaid Landscape INC | Matthew Darrell White | — | (805) 915 7075 | Windows, patio, painters | Simi Valley · Ventura County | — | — |
| Meru Construction INC | Michael Bruce Meru | — | (805) 499 2536 | GC, remodel, ADU | Newbury Park · Ventura County | — | — |
| Mewborn Construction | Eugene Layeffette Mewborn | — | (818) 634 1275 | GC, remodel, ADU | Camarillo · Ventura County | — | — |
| Meyer Electric | Terry Lee Meyer | meyelect@ruraltel.net | (785) 675-8553 | Electricians | Oxnard · Ventura County | — | — |
| Mg Painting | Mg Painting | — | (805) 889 5849 | Windows, patio, painters | Oxnard · Ventura County | — | — |
| Mhs Remodeling & Electric LLC | Michael Warren Boblett | — | (805) 658 7917 | Electricians | Ventura · Ventura County | — | — |
| Michael A Herrera Roofing Specialists | Michael Adrian Herrera | — | (818) 884 7286 | Other roofers | Camarillo · Ventura County | — | — |
| Michael A Jacalone | Michael A Jacalone | — | (805) 573 8718 | Other | Moorpark · Ventura County | — | — |
| Michael Adams | Michael Adams | — | (805) 279 7265 | Windows, patio, painters | Santa Paula · Ventura County | — | — |
| Michael Allan Cannon | Michael Allan Cannon | — | (805) 216 5564 | Electricians | Ventura · Ventura County | — | — |
| Michael Angelich | Michael Angelich | — | (310) 883 3110 | Other | Ventura · Ventura County | — | — |
| Michael Costantino DBA Blue Sky Window And Services | Michael Joseph Costantino | — | (626) 720 3093 | Windows, patio, painters | Ventura · Ventura County | — | — |
| Michael D Eagle | Michael D Eagle | — | (805) 204 6114 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Michael D Shinn Construction | Michael Duff Shinn | — | (818) 402 0808 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Michael D Wokal General Contractor | Michael D Wokal General Contractor | — | (805) 625 1102 | GC, remodel, ADU | Fillmore · Ventura County | — | — |
| Michael De Hart Construction | Michael James De Hart | — | (805) 297 7688 | GC, remodel, ADU | Simi Valley · Ventura County | — | — |
| Michael Deleon | Michael Deleon | deleonjmike@gmail.com | (805) 390 4750 | GC, remodel, ADU | Camarillo · Ventura County | — | — |
| Michael F Morrell Investments INC | Michael Frank Morrell | — | (805) 861 6626 | GC, remodel, ADU | Oxnard · Ventura County | — | — |