Companies
- Monolith Soft
- Moon Active
- Moon Studios
- Moonloop Games
- Mosaik Mask Studio
- Motion Twin
- Motive Studio
- Mouldy Toof Studios
- MSI
- MuHa Games
- MumboJumbo
- Mundfish
- MWM Interactive
- My Games
- Mythic Entertainment
- MyTona
- n-Space
- Nacon
- Nadeo
- Namco
- Namco Bandai
- Namco Bandai Games
- Namco Bandai Games Inc.
- Namco Bandai Partners
- Namco Networks America Inc