Group
- Metal Weave Games3
- Metalhead Minis9
- Mid Level Meeple17
- Mike Clark Games2
- Mind Sports Olympiad2
- MindIsle Games1
- Mindclash Games12
- Minor Realm Games, LLC2
- Misdirected Awesome Games1
- MistWall Studio1
- Mockman Games2
- Modiphius5
- Modiphius Entertainment10
- Molten Sulfur Press2
- Monkey House Games2
- Monte Cook Games, LLC29
- Motley Kids7
- Mount Tiki Games2
- Move Rate 20 Games15
- Mundo Tentacular7