The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 21001 | the madman | £ 58,693,331 | |
| 21002 | The Mafia | £ 117,704,083 | |
| 21003 | The Magic Castle | £ 136,600,825 | |
| 21004 | The Magic Smoke | £ 148,457,579 | |
| 21005 | The Magic Torch | £ 473,241,474 | |
| 21006 | The Magician | £ 809,968,819 | |
| 21007 | The Maginot Line | £ 188,719,834 | |
| 21008 | The Magna Carta | £ 344,369,982 | |
| 21009 | The Mainstream | £ 774,545,072 | |
| 21010 | The Majestic Clown | £ 560,094,074 | |
| 21011 | The Major | £ 6,700,434 | |
| 21012 | The malevolence | £ 139,044,065 | |
| 21013 | the Manhattan Company | £ 1,639,178,951 | |
| 21014 | The Manhattan Project | £ 83,130,996 | |
| 21015 | The Manor | £ 1,197,203,714 | |
| 21016 | the manta | £ 276,055,997 | |
| 21017 | The Manx Express | £ 249,940,164 | |
| 21018 | The Many | £ 343,413,386 | |
| 21019 | The Marathon inc. | £ 129,600,183 | |
| 21020 | The Mask | £ 175,182,573 | |
| 21021 | THE MASSES | £ 645,920,385 | |
| 21022 | The Master Baker | £ 6,896,521 | |
| 21023 | The Matress Co. | £ 100,399,840 | |
| 21024 | The Matrix | £ 11,485,333 | |
| 21025 | The Matrix Reloaded | £ 14,205,259 | |
| 21026 | The Matter | £ 2,873,644,737 | |
| 21027 | The Maya | £ 339,027,331 | |
| 21028 | The Mayan Civilization | £ 238,808,712 | |
| 21029 | The Mayans | £ 11,762,395 | |
| 21030 | The Meaty Mallet | £ 219,748,066 | |
| 21031 | The Medellin Cartel | £ 1,061,713,433 | |
| 21032 | The Mega Ship | £ 241,239,032 | |
| 21033 | The Melon Patch | £ 936,888,302 | |
| 21034 | The Meme | £ 1,565,699 | |
| 21035 | The Memphis Belle | £ 690,810,086 | |
| 21036 | the Menacing Tomatoes | £ 86,673,776 | |
| 21037 | The Mental Retards | £ 98,167,935 | |
| 21038 | The Merchant Fleet 01 | £ 25,009,697 | |
| 21039 | The Merchant Fleet 02 | £ 45,019,303 | |
| 21040 | The Merchant Fleet 03 | £ 29,966,027 | |
| 21041 | The Merchant Fleet 04 | £ 34,753,571 | |
| 21042 | The Merchant Fleet 05 | £ 9,278,122 | |
| 21043 | The Merchant Fleet 06 | £ 37,434,556 | |
| 21044 | The Merchant Fleet 07 | £ 45,301,340 | |
| 21045 | The Merchant Fleet 08 | £ 35,676,110 | |
| 21046 | The Merchant Fleet 09 | £ 25,841,555 | |
| 21047 | The Merchant Fleet 10 | £ 33,125,233 | |
| 21048 | the merciless | £ 54,993,376 | |
| 21049 | The Merovingian | £ 1,067,192 | |
| 21050 | The Merry Lynchmen | £ 6,347,929 | |
| 21051 | The Merry-men | £ 7,761,231,290 | |
| 21052 | The Miami Heat | £ 277,397,071 | |
| 21053 | the Microscope | £ 418,394,073 | |
| 21054 | the Middle East | £ 4,349,219 | |
| 21055 | The Middle-Ages | £ 5,431,112,091 | |
| 21056 | The Midnight Dragon | £ 479,640,806 | |
| 21057 | The Midnight Gardener | £ 8,093,409 | |
| 21058 | The Mighty Mississippi | £ 60,039,958 | |
| 21059 | The Mighty One | £ 2,070,018,210 | |
| 21060 | The Mile High Club | £ 1,725,013,727 | |
| 21061 | The Milestone | £ 23,704,110 | |
| 21062 | the Militia Immaculata | £ 846,630,778 | |
| 21063 | The Milkmans Eye | £ 10,437,798 | |
| 21064 | The Mill | £ 364,128,979 | |
| 21065 | The Millenium | £ 396,179,756 | |
| 21066 | the Millers Son | £ 6,350,555,600 | |
| 21067 | The Mind | £ -166,243 | |
| 21068 | The Mirage | £ 44,772,935 | |
| 21069 | The Mob | £ 2,338,184 | |
| 21070 | The Mog Station | £ 81,096,071 | |
| 21071 | The Mohicans | £ 71,658,887 | |
| 21072 | the Mole People | £ 58,738,078 | |
| 21073 | the molly maguires | £ 662,415,023 | |
| 21074 | The Moment | £ 682,279,892 | |
| 21075 | The Mona Lisa | £ 5,502,730 | |
| 21076 | The Monarchy | £ 150,682,640 | |
| 21077 | the money | £ 132,791,348 | |
| 21078 | The Money Bin | £ 54,577,164 | |
| 21079 | The Money Corporation | £ 10,985,764 | |
| 21080 | The Mongol Horde | £ 2,248,823,987 | |
| 21081 | THE MONKEY | £ 27,480,751 | |
| 21082 | The month | £ 14,421,171 | |
| 21083 | The Montmartre | £ 6,136,112 | |
| 21084 | the Moody Goose | £ 216,989,208 | |
| 21085 | The Moon | £ 59,386,228 | |
| 21086 | the moon incorporated | £ 5,552,241 | |
| 21087 | The Moon Is | £ 113,692,136 | |
| 21088 | The Mooninites | £ 325,906,372 | |
| 21089 | The Moonriders | £ 212,284,132 | |
| 21090 | the moons | £ 11,774,272 | |
| 21091 | The Moose is Loose | £ 39,957,517 | |
| 21092 | The Mooses | £ 119,334,426 | |
| 21093 | the Morning | £ 192,318,526 | |
| 21094 | The Morning Show | £ 561,579,354 | |
| 21095 | the morning sunlight | £ 147,232,284 | |
| 21096 | The most awsome gifts. | £ 55,550,538 | |
| 21097 | the most Wanted | £ 412,953,743 | |
| 21098 | The Mother Huggers | £ 54,101,286 | |
| 21099 | The Motor Effect | £ 746,417,742 | |
| 21100 | The Mountain | £ 55,624,691 | |
