The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10901 | Minx inx | £ 2,910,476 | |
| 10902 | Mirage International | £ 11,956,509 | |
| 10903 | Miranda Tate | £ 2,826,649 | |
| 10904 | mirayellevalette | £ 4,114,421 | |
| 10905 | Mircosoft inc | £ 168,864,991 | |
| 10906 | Mirkovo | £ 507,684,159 | |
| 10907 | Mirrors | £ 6,003,168 | |
| 10908 | Misanthropy Inc | £ 35,458,218 | |
| 10909 | MISC | £ 55,345,389 | |
| 10910 | Mischief | £ 434,575,142 | |
| 10911 | Misconduct | £ 114,692,713 | |
| 10912 | Misery | £ 75,677,372 | |
| 10913 | Misery Publishing | £ 59,419,185 | |
| 10914 | Misfit | £ 52,650,253 | |
| 10915 | MisFiTs | £ 576,537,615 | |
| 10916 | MisFiTs.Inc | £ 299,492,663 | |
| 10917 | Misfortune | £ 188,798,028 | |
| 10918 | Mish Mash | £ 263,794,773 | |
| 10919 | Misinterpretation | £ 486,461 | |
| 10920 | Miss Bitch bombers | £ 4,512,007 | |
| 10921 | MissFubar PLC | £ 31,726,370 | |
| 10922 | missile command | £ 363,500,728 | |
| 10923 | Missiles Incorporated | £ 1,859,206 | |
| 10924 | missing a toe | £ 75,873,072 | |
| 10925 | Mission | £ 166,801,144 | |
| 10926 | Mission Survive | £ 114,950,288 | |
| 10927 | Mississippi | £ 5,500,599 | |
| 10928 | Mississippi Burning | £ 47,665,328 | |
| 10929 | Mississippi Dreams | £ 269,344,047 | |
| 10930 | Mississippi Inc | £ 5,281,962 | |
| 10931 | MississippiMusic | £ 2,811,899 | |
| 10932 | MISSOURI | £ 1,148,314,366 | |
| 10933 | Missyxx | £ 50,000 | |
| 10934 | Mistake | £ 1,937,719,857 | |
| 10935 | Mistake Not | £ 4,245,817,468 | |
| 10936 | Mistaken Identity | £ 109,775,714 | |
| 10937 | mistaken yidentit | £ 20,847,058 | |
| 10938 | Mistakes | £ 24,462,673 | |
| 10939 | mister | £ 15,343,639 | |
| 10940 | Mister Mister | £ 25,037,060 | |
| 10941 | Mistree | £ 50,000 | |
| 10942 | Mitchell Ltd | £ -2,115,101 | |
| 10943 | Mitchell Ltd2 | £ -1,529,234 | |
| 10944 | Mitchell Ltd3 | £ 5,496,523 | |
| 10945 | Mitchell Ltd4 | £ 4,625,817 | |
| 10946 | Mitigating Circumstances | £ 162,513,039 | |
| 10947 | Mitres | £ 684,354,522 | |
| 10948 | mix | £ 11,825,750 | |
| 10949 | Mixture | £ 34,126,543 | |
| 10950 | Mizuko Holdings | £ 50,000 | |
| 10951 | MJHCo. | £ 81,836,520 | |
| 10952 | MJI | £ 5,141,163 | |
| 10953 | MJII | £ 1,514,759 | |
| 10954 | MJIII | £ 1,341,503 | |
| 10955 | MJIV | £ 334,370 | |
| 10956 | MJLee | £ 12,045,209 | |
| 10957 | MJM 2 | £ 50,000 | |
| 10958 | MJM Games | £ 921,860 | |
| 10959 | Mjolnir | £ 6,126,719,324 | |
| 10960 | MK II | £ -371,982 | |
| 10961 | MK Ultra | £ -17,913,353 | |
| 10962 | MKL | £ 3,182,122,075 | |
| 10963 | mkyumku | £ 1,322,486 | |
| 10964 | mlawenterprise | £ 206,267,702 | |
| 10965 | mlawenterprises | £ 74,433,740 | |
| 10966 | MLM Group | £ 85,259,170 | |
| 10967 | MMI | £ 3,194,811 | |
| 10968 | MMI Holdings | £ 2,450,207 | |
| 10969 | MMI2 | £ 4,617,014 | |
| 10970 | MMI3 | £ 161,241 | |
| 10971 | mmmHHHMmm | £ 1,268,288 | |
| 10972 | MMMM CAKE | £ 11,700,419 | |
| 10973 | MMORPG | £ 377,202,529 | |
| 10974 | MMS | £ 728,736 | |
| 10975 | MN Painting | £ 40,314,589 | |
| 10976 | mnb | £ 5,869,704 | |
| 10977 | Mnv | £ 69,523,625 | |
| 10978 | Mo Alba | £ 497,470,179 | |
| 10979 | MOAB | £ 50,000 | |
| 10980 | moarbkup | £ 5,508,731 | |
| 10981 | moarCarparks | £ 5,546,279 | |
| 10982 | Mob Life Inc | £ 5,489,924 | |
| 10983 | Mob Mentality | £ 3,456,883 | |
| 10984 | Mobbin Service | £ 37,804,870 | |
| 10985 | Mod786 | £ 28,058,765 | |
| 10986 | Mod7866 | £ 5,631,868 | |
| 10987 | Mode | £ 401,332,556 | |
| 10988 | model | £ 126,900,274 | |
| 10989 | Model 1910 | £ 15,519,029 | |
| 10990 | Model in Black | £ 32,036,184 | |
| 10991 | model1 | £ 298,042,055 | |
| 10992 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 10993 | Modern Chemistry | £ 50,000 | |
| 10994 | Modern Day Filth | £ 39,727,103 | |
| 10995 | modern homes and windows | £ 7,559,098 | |
| 10996 | Modern Medicine | £ 538,981,560 | |
| 10997 | mog | £ 62,817,831 | |
| 10998 | MoguMogu | £ 50,000 | |
| 10999 | Mogwai | £ 2,154,074,657 | |
| 11000 | Mohawk | £ 5,884,779 | |
