The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10901 | MJI | £ 5,141,163 | |
| 10902 | MJII | £ 1,514,759 | |
| 10903 | MJIII | £ 1,341,503 | |
| 10904 | MJIV | £ 334,370 | |
| 10905 | MJLee | £ 12,045,209 | |
| 10906 | MJM 2 | £ 50,000 | |
| 10907 | MJM Games | £ 921,860 | |
| 10908 | Mjolnir | £ 6,066,907,925 | |
| 10909 | MK II | £ -371,982 | |
| 10910 | MK Ultra | £ -17,913,353 | |
| 10911 | MKL | £ 3,182,122,075 | |
| 10912 | mkyumku | £ 1,322,486 | |
| 10913 | mlawenterprise | £ 206,267,702 | |
| 10914 | mlawenterprises | £ 74,433,740 | |
| 10915 | MLM Group | £ 85,259,170 | |
| 10916 | MMI | £ 3,194,811 | |
| 10917 | MMI Holdings | £ 2,450,207 | |
| 10918 | MMI2 | £ 4,617,014 | |
| 10919 | MMI3 | £ 161,241 | |
| 10920 | mmmHHHMmm | £ 1,268,288 | |
| 10921 | MMMM CAKE | £ 11,700,419 | |
| 10922 | MMORPG | £ 362,202,529 | |
| 10923 | MMS | £ 728,736 | |
| 10924 | MN Painting | £ 40,314,589 | |
| 10925 | mnb | £ 5,869,704 | |
| 10926 | Mnv | £ 69,523,625 | |
| 10927 | Mo Alba | £ 497,470,179 | |
| 10928 | MOAB | £ 50,000 | |
| 10929 | moarbkup | £ 5,508,731 | |
| 10930 | moarCarparks | £ 5,546,279 | |
| 10931 | Mob Life Inc | £ 5,489,924 | |
| 10932 | Mob Mentality | £ 3,456,883 | |
| 10933 | Mobbin Service | £ 37,804,870 | |
| 10934 | Mod786 | £ 28,058,765 | |
| 10935 | Mod7866 | £ 5,631,868 | |
| 10936 | Mode | £ 401,332,556 | |
| 10937 | model | £ 126,900,274 | |
| 10938 | Model 1910 | £ 15,519,029 | |
| 10939 | Model in Black | £ 32,036,184 | |
| 10940 | model1 | £ 298,042,055 | |
| 10941 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 10942 | Modern Chemistry | £ 50,000 | |
| 10943 | Modern Day Filth | £ 39,727,103 | |
| 10944 | modern homes and windows | £ 7,559,098 | |
| 10945 | Modern Medicine | £ 538,981,560 | |
| 10946 | mog | £ 62,817,831 | |
| 10947 | MoguMogu | £ 50,000 | |
| 10948 | Mogwai | £ 2,154,028,515 | |
| 10949 | Mohawk | £ 5,884,779 | |
| 10950 | mohicans | £ 87,704,089 | |
| 10951 | MojoMonies | £ -11,896,511 | |
| 10952 | Mojon Inc | £ 2,533,275 | |
| 10953 | Moldy Bread | £ 3,146,415 | |
| 10954 | Mole | £ 2,572,348 | |
| 10955 | molenstraat | £ 2,013,822 | |
| 10956 | Molko | £ 88,524,189 | |
| 10957 | Molly | £ 58,389,036 | |
| 10958 | Molokozavod | £ 8,147,120 | |
| 10959 | Molotov | £ 4,678,705,578 | |
| 10960 | Moltisanti | £ 84,213,087 | |
| 10961 | Moltke Enterprises | £ 58,439,943 | |
| 10962 | mom | £ 90,229,137 | |
| 10963 | MomCorp | £ 1,768,330 | |
| 10964 | Moment | £ 50,000 | |
| 10965 | Moments | £ 13,838,455 | |
| 10966 | MommaJune | £ 5,871,123 | |
| 10967 | Mommy | £ 7,669,413 | |
| 10968 | MOMOO | £ 147,977 | |
| 10969 | Moms diner | £ 125,413 | |
| 10970 | Mon | £ 8,704,871 | |
| 10971 | Monaco | £ 43,667,263 | |
| 10972 | Monarchic | £ 27,179,904 | |
| 10973 | Monastery | £ 1,678,761 | |
| 10974 | Moncrot | £ 2,803,567 | |
| 10975 | Moncton | £ 500,821,708 | |
| 10976 | Monetary Policy | £ -1,515,538 | |
| 10977 | Money | £ 56,804,752 | |
| 10978 | Money Bags | £ 4,555,558 | |
| 10979 | Money Club | £ 3,724,557 | |
| 10980 | Money Inc. | £ 5,469,873 | |
| 10981 | Money Laundering | £ 261,958,225 | |
| 10982 | Money Lenders | £ 11,476,352 | |
| 10983 | Money Ltd | £ 4,615,437 | |
| 10984 | money mad | £ 3,798,586 | |
| 10985 | Money Maker | £ 5,061,369 | |
| 10986 | Money Mule | £ 893,799 | |
| 10987 | Money Shop | £ 203,493 | |
| 10988 | Money to Blow | £ 155,066,404 | |
| 10989 | Money Train | £ 5,507,812 | |
| 10990 | Moneyball | £ 83,351,921 | |
| 10991 | MoneyInc | £ 30,406,225 | |
| 10992 | MoneyMaker | £ 6,039,073 | |
| 10993 | MoneyMaker Incorporated | £ -196,573 | |
| 10994 | MoneyNoEnough | £ 4,268,780 | |
| 10995 | Moneys-R-Us | £ 329,378 | |
| 10996 | MoneysRus | £ 50,000 | |
| 10997 | Mongeral World | £ 54,700,169 | |
| 10998 | Mongol Empire | £ 1,372,057 | |
| 10999 | Mongolian | £ 711,219 | |
| 11000 | mongs | £ 43,459,377 | |
