| ID | Name | Type |
|---|---|---|
| #10018 | Moonstone | Z |
| #10019 | Moonstone Computing | Z |
| #10020 | Moose | ? |
| #10021 | Moran | ? |
| #10022 | Morbosoft | Z |
| #20111 | Mordecai | - |
| #10023 | Morex Peripherals Ltd | P |
| #19965 | Morgan Whale Associates | M |
| #10024 | Morkin | ? |
| #10025 | Morley Davies Associates | Z |
| #10026 | MorningStar | ? |
| #10027 | Morozovsk | ? |
| #10028 | Morpheus Games | Z |
| #10029 | Morrisons | Z |
| #10030 | Morriss | ? |
| #10031 | Morsoft | Z |
| #10032 | Mortal | ? |
| #10033 | Mortal Kombat Hackers Group | Z |
| #10034 | Mosaic Publishing Ltd | P |
| #10035 | Motivation Software | Z |