The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11001 | Mitigating Circumstances | £ 162,513,039 | |
| 11002 | Mitres | £ 684,354,522 | |
| 11003 | mix | £ 11,825,750 | |
| 11004 | Mixture | £ 34,126,543 | |
| 11005 | Mizuko Holdings | £ 50,000 | |
| 11006 | MJHCo. | £ 81,836,520 | |
| 11007 | MJI | £ 5,141,163 | |
| 11008 | MJII | £ 1,514,759 | |
| 11009 | MJIII | £ 1,341,503 | |
| 11010 | MJIV | £ 334,370 | |
| 11011 | MJLee | £ 12,045,209 | |
| 11012 | MJM 2 | £ 50,000 | |
| 11013 | MJM Games | £ 921,860 | |
| 11014 | Mjolnir | £ 6,153,179,769 | |
| 11015 | MK II | £ -371,982 | |
| 11016 | MK Ultra | £ -17,913,353 | |
| 11017 | MKL | £ 3,182,122,075 | |
| 11018 | mkyumku | £ 1,322,486 | |
| 11019 | mlawenterprise | £ 206,267,702 | |
| 11020 | mlawenterprises | £ 74,433,740 | |
| 11021 | MLM Group | £ 85,259,170 | |
| 11022 | MMI | £ 3,194,811 | |
| 11023 | MMI Holdings | £ 2,450,207 | |
| 11024 | MMI2 | £ 4,617,014 | |
| 11025 | MMI3 | £ 161,241 | |
| 11026 | mmmHHHMmm | £ 1,268,288 | |
| 11027 | MMMM CAKE | £ 11,700,419 | |
| 11028 | MMORPG | £ 386,202,529 | |
| 11029 | MMS | £ 728,736 | |
| 11030 | MN Painting | £ 40,314,589 | |
| 11031 | mnb | £ 5,869,704 | |
| 11032 | Mnv | £ 69,523,625 | |
| 11033 | Mo Alba | £ 497,470,179 | |
| 11034 | MOAB | £ 50,000 | |
| 11035 | moarbkup | £ 5,508,731 | |
| 11036 | moarCarparks | £ 5,546,279 | |
| 11037 | Mob Life Inc | £ 5,489,924 | |
| 11038 | Mob Mentality | £ 3,456,883 | |
| 11039 | Mobbin Service | £ 37,804,870 | |
| 11040 | Mod786 | £ 28,058,765 | |
| 11041 | Mod7866 | £ 5,631,868 | |
| 11042 | Mode | £ 401,332,556 | |
| 11043 | model | £ 126,900,274 | |
| 11044 | Model 1910 | £ 15,519,029 | |
| 11045 | Model in Black | £ 32,036,184 | |
| 11046 | model1 | £ 298,042,055 | |
| 11047 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 11048 | Modern Chemistry | £ 50,000 | |
| 11049 | Modern Day Filth | £ 39,727,103 | |
| 11050 | modern homes and windows | £ 17,219,179 | |
| 11051 | Modern Medicine | £ 538,981,560 | |
| 11052 | mog | £ 62,817,831 | |
| 11053 | MoguMogu | £ 50,000 | |
| 11054 | Mogwai | £ 2,163,404,312 | |
| 11055 | Mohawk | £ 5,884,779 | |
| 11056 | mohicans | £ 87,704,089 | |
| 11057 | MojoMonies | £ -11,896,511 | |
| 11058 | Mojon Inc | £ 2,533,275 | |
| 11059 | Moldy Bread | £ 3,146,415 | |
| 11060 | Mole | £ 2,572,348 | |
| 11061 | molenstraat | £ 2,013,822 | |
| 11062 | Molko | £ 88,524,189 | |
| 11063 | Molly | £ 58,389,036 | |
| 11064 | Molokozavod | £ 8,147,120 | |
| 11065 | Molotov | £ 4,678,705,578 | |
| 11066 | Moltisanti | £ 84,213,087 | |
| 11067 | Moltke Enterprises | £ 58,439,943 | |
| 11068 | mom | £ 130,892,873 | |
| 11069 | MomCorp | £ 1,768,330 | |
| 11070 | Moment | £ 50,000 | |
| 11071 | Moments | £ 13,838,455 | |
| 11072 | MommaJune | £ 5,871,123 | |
| 11073 | Mommy | £ 7,669,413 | |
| 11074 | MOMOO | £ 147,977 | |
| 11075 | Moms diner | £ 125,413 | |
| 11076 | Mon | £ 8,704,871 | |
| 11077 | Monaco | £ 43,667,263 | |
| 11078 | Monarchic | £ 27,179,904 | |
| 11079 | Monastery | £ 1,678,761 | |
| 11080 | Moncrot | £ 2,803,567 | |
| 11081 | Moncton | £ 569,552,183 | |
| 11082 | Monetary Policy | £ -1,515,538 | |
| 11083 | Money | £ 56,804,752 | |
| 11084 | Money Bags | £ 4,555,558 | |
| 11085 | Money Club | £ 3,724,557 | |
| 11086 | Money Inc. | £ 5,469,873 | |
| 11087 | Money Laundering | £ 261,958,225 | |
| 11088 | Money Lenders | £ 11,476,352 | |
| 11089 | Money Ltd | £ 4,615,437 | |
| 11090 | money mad | £ 3,798,586 | |
| 11091 | Money Maker | £ 5,061,369 | |
| 11092 | Money Mule | £ 893,799 | |
| 11093 | Money Shop | £ 203,493 | |
| 11094 | Money to Blow | £ 164,887,003 | |
| 11095 | Money Train | £ 5,507,812 | |
| 11096 | Moneyball | £ 83,351,921 | |
| 11097 | MoneyInc | £ 30,406,225 | |
| 11098 | MoneyMaker | £ 6,039,073 | |
| 11099 | MoneyMaker Incorporated | £ -196,573 | |
| 11100 | MoneyNoEnough | £ 4,268,780 | |
