- Masonry contractor
- Microwave oven repair service
- Machinery parts manufacturer
- Musical instrument repair shop
- Metal processing company
- Moving and storage service
- Mover
- Moving supply store
- Meat packer
- Metal supplier
- Mining engineer
- Mining equipment
- Musical instrument store
- Metropolitan train company
- Media company
- Model portfolio studio
- Men's clothing store
- Mattress store
- Mercantile development
- Motorcycle dealer