Industries List
| Name | Province | City |
|---|---|---|
| Mosport Pit - Dufferin Aggregates, a Division of CRH Canada Group Inc. | Ontario | Orono |
| Mother Parkers Tea & Coffee Inc. - Mother Parkers Tea & Coffee Inc. | Ontario | Mississauga |
| Motion Electric - Wajax | Ontario | Mississauga |
| MOULAGE SOUS PRESSION AMT - Usine 1 - Moulage sous pression AMT | Quebec | Saint-Cyprien |
| MOULAGE SOUS PRESSION AMT - Usine 2 - Moulage sous pression AMT | Quebec | Saint-Cyprien |
| Mount Milligan Mine - Centerra Gold Inc. | British Columbia | Bulkley-Nechako C |
| Mount Polley Mine - Imperial Metals Corporation | British Columbia | Likely |
| Mountain Park Hanlan 10-17 GGS - Canlin Energy Corporation | Alberta | Foothills |
| MOYIE COMP STN - Foothills Pipe Lines (South B.C.) Ltd. | British Columbia | Moyie |
| Mr. Marble - Mr. Marble | Ontario | Concord |
