| Minas Heating And Air Conditioning | Minas Heating And Air Conditioning | — | (951) 531 6409 | HVAC | Menifee · Riverside County | — | — |
| Minden Corporation DBA Minden Storm Drain Structures | Joseph Frank Cooper | — | (951) 245 4226 | Other | Lake Elsinore · Riverside County | — | — |
| Ming Choo DBA Reel Climate Solutions | Reel Climate Solutions | — | (213) 800 3210 | HVAC | Riverside · Riverside County | — | — |
| Mini Repair Company | Mark Adam Pickard | — | (951) 206 4831 | Other | Riverside · Riverside County | — | — |
| Mini Split King Air Conditioning | Mini Split King Air Conditioning | — | (760) 625 3095 | HVAC | Indio · Riverside County | — | — |
| Mining & Development Management INC | Patricia Lourine Yates-Marx | — | (949) 933 9964 | Other | Murrieta · Riverside County | — | — |
| Minuteman Plumbing And Drain Services | Gerhard Martin Kiessling | — | (714) 590 3800 | Other | Corona · Riverside County | — | — |
| Mira Painting INC | Castellon Ramon Miramontes | — | (951) 451 2103 | Windows, patio, painters | Moreno Valley · Riverside County | — | — |
| Miracle Art Services | Dias Anesio | — | (951) 264 2940 | Electricians | Moreno Valley · Riverside County | — | — |
| Miracle Method Of Riverside | Tyler Lindsay Murphy | — | (425) 251 3745 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Miracle Playground Sales INC | Kevin William Spence | — | (800) 264 7225 | Other | Corona · Riverside County | — | — |
| Miracle Plumbing | Miracle Plumbing | — | (951) 634 5492 | Other | Hemet · Riverside County | — | — |
| Mirador Landscape Management | Daniel Retamoza Teutle | — | (760) 565 5837 | Windows, patio, painters | Indio · Riverside County | — | — |
| Mirage Air Conditioning LLC | Justin Michael Hills | — | (760) 534 9422 | HVAC | Desert Hot Springs · Riverside County | — | — |
| Mirage Construction Co | Filipovic Igor | mirage@mirage.construction | (760) 413 3756 | GC, remodel, ADU | Rancho Mirage · Riverside County | — | — |
| Mirage Desert Electric | Charles Francis Yost | info@miragedesertelectric.com | (760) 534 0240 | Electricians | Cathedral City · Riverside County | — | — |
| Mirage Garage Door INC | Drew Scott Zitzke | — | (951) 346 8954 | Other | Canyon Lake · Riverside County | — | — |
| Miragescape INC | Irene Veronika Raubolt | — | (760) 776 7000 | GC, remodel, ADU | Cathedral City · Riverside County | — | — |
| Miraleste Investment Co | Mark Robert Picking | — | (760) 346 0071 | GC, remodel, ADU | Palm Desert · Riverside County | — | — |
| Miranda Builders Corp | Jonathon Paul Fletcher | — | (951) 515 8090 | GC, remodel, ADU | Moreno Valley · Riverside County | — | — |
| Miranda Iron Works | Miranda Iron Works | — | (951) 259 1192 | Other | Lake Elsinore · Riverside County | — | — |
| Miranda's Septic Services | Jose Luis Miranda | — | (760) 404 8806 | Other | Cathedral City · Riverside County | — | — |
| Mircea Ovidiu Fitarau | Mircea Ovidiu Fitarau | — | (951) 269 6547 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Mirror & Glass Works INC | James Branden Abernathy | — | (760) 323 2679 | Windows, patio, painters | Palm Springs · Riverside County | — | — |
| Misquez Plumbing Services INC DBA Desert Plumbing Works | Michael Herman Misquez | — | (760) 895 1467 | Other | Rancho Mirage · Riverside County | — | — |
| Mission Building Specialties INC | Kenneth Raymond Ruester | — | (714) 457 4896 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Mission Construction | Javier Sr Ponce | — | (951) 500 9003 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Mission Construction Services | John Raymond Mora | — | (714) 914 8042 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Mission Critical Electric | Trevor David Weeks | — | (619) 987 6680 | Electricians | Calimesa · Riverside County | — | — |
| Mission Electrical Contractor | Jeffrey Thomas Steward | — | (951) 438 3706 | Electricians | Hemet · Riverside County | — | — |
| Mission Lath & Plaster | Mission Lath & Plaster | — | (760) 289 2699 | Other | Indio · Riverside County | — | — |
| Mission Property Management & Sales Inc. | Mission Property Management & Sales Inc. | — | (951) 276-7193 | Property managers | Riverside · Riverside County | — | — |
| Mitch Tile And Stone | Mitch Tile And Stone | — | (760) 861 8255 | Other | Cathedral City · Riverside County | — | — |
| Mitchel S Windsor DBA Windsor Construction Co | Mitchel Steven Windsor | — | (661) 857 0160 | GC, remodel, ADU | Eastvale · Riverside County | — | — |
| Mitchell Building Group | Clayton Adam Mitchell | — | (619) 379 4769 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| Mitchell Construction | Michael Robert Mitchell | — | (909) 367 5334 | Electricians | Menifee · Riverside County | — | — |
| Mitchell Construction & Development INC | Patricia Ann Mitchell | — | (951) 640 8290 | GC, remodel, ADU | Riverside · Riverside County | — | — |
| Mitchell Glazing | Mitchell Glazing | — | (951) 776 6537 | Windows, patio, painters | Riverside · Riverside County | — | — |
| Mitchell Jay Mc Sorley | Mitchell Jay Mc Sorley | — | (909) 238 5928 | GC, remodel, ADU | Corona · Riverside County | — | — |
| Mitercon Construction Corp | Dustin Henry Heister | — | (760) 889 4458 | GC, remodel, ADU | Temecula · Riverside County | — | — |