| Name | Country | City | Rating | |
|---|---|---|---|---|
| M. A. Grossman | 0.00 ±0.0 | |||
| M. Prince | 0.00 ±0.0 | |||
| M. Ward | 0.00 ±0.0 | |||
| M. White | 0.00 ±0.0 | |||
| MACE | 0.00 ±0.0 | |||
| MACE (Australia) | Australia | 0.00 ±0.0 | ||
| MACE Journal | 0.00 ±0.0 | |||
| MACE Newsletter | 0.00 ±0.0 | |||
| Mach-Ina Strategy Games | 0.00 ±0.0 | |||
| Macomb Intermediate School District | 0.00 ±0.0 | |||
| Macrotronics, Inc. | 0.00 ±0.0 | |||
| Mad Scientist Software | 0.00 ±0.0 | |||
| MAD Soft | 0.00 ±0.0 | |||
| Mad Team | Poland | 0.00 ±0.0 | ||
| MagAtari | 0.00 ±0.0 | |||
| Magic Cube Software | 0.00 ±0.0 | |||
| Magnum Opus Software | 0.00 ±0.0 | |||
| Magnum Soft | 0.00 ±0.0 | |||
| Main Street Publishing | 0.00 ±0.0 | |||
| Malmberg | 0.00 ±0.0 |
