| MacQueen's Bike Shop | | PE | Charlottetown | 24 |
| Mad Elk Cycles | | | | 24 |
| Mandurahs bikeman | | | | 0 |
| Maros Bike | | | Cluj-Napoca | 1 |
| Martin's Bicycle Shop | | ON | Southampton | 16 |
| Marty's Mountian Cycle | | BC | Victoria | 93 |
| MEC (Mountain Equipment Co-op) Barrie | | ON | Barrie | 4 |
| MEC (Mountain Equipment Co-op) Vancouver | | BC | Vancouver | 18 |
| Messier Bicyclettes | | QC | Saint-Jean-sur-Richelieu | 11 |
| Metal Motion Bikes | | | Witten | 3 |
| Mikes Hike And Bike | | KY | Richmond | 6 |
| Monster Bike | | | Inverness | 22 |
| MTB Connection | | NB | Lakeville | 2 |
| Mud Cycles | | | | 14 |
| Mud, Sweat, and Gears | | AB | Spruce Grove | 13 |