Group
- Mackenzie's Marauders35
- Mackerel Sky Games Inc1
- Mad Gear Entertainment2
- Mad Hatter Gaming14
- Mad X Games2
- Mad X games1
- MadCat Games13
- Madison Traditional Gaming7
- Madison Under Siege12
- Maestro Media276
- Mage & Sage4
- Mage Records1
- Magic & Tactics Unlimited5
- Magic Circle Games6
- Magic Circle Games 2
- Magic For A Cause2
- Magic Meeple Games12
- Magic Sword1
- Magic Sword & Twogether Studios1
- Magpie Games1,166