The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 22701 | The Mayans | £ 11,762,395 | |
| 22702 | The Meaty Mallet | £ 219,748,066 | |
| 22703 | The Mechanic | £ 70,050,925 | |
| 22704 | The Medellin Cartel | £ 1,077,713,433 | |
| 22705 | The Mega Ship | £ 242,076,377 | |
| 22706 | The Melon Patch | £ 1,074,294,626 | |
| 22707 | The Meme | £ 1,565,699 | |
| 22708 | The Memphis Belle | £ 690,810,086 | |
| 22709 | the Menacing Tomatoes | £ 86,673,776 | |
| 22710 | The Mental Retards | £ 98,167,935 | |
| 22711 | The Merchant Fleet 01 | £ 25,009,697 | |
| 22712 | The Merchant Fleet 02 | £ 45,019,303 | |
| 22713 | The Merchant Fleet 03 | £ 29,966,027 | |
| 22714 | The Merchant Fleet 04 | £ 34,753,571 | |
| 22715 | The Merchant Fleet 05 | £ 9,278,122 | |
| 22716 | The Merchant Fleet 06 | £ 37,434,556 | |
| 22717 | The Merchant Fleet 07 | £ 45,301,340 | |
| 22718 | The Merchant Fleet 08 | £ 35,676,110 | |
| 22719 | The Merchant Fleet 09 | £ 25,841,555 | |
| 22720 | The Merchant Fleet 10 | £ 33,125,233 | |
| 22721 | the merciless | £ 54,993,376 | |
| 22722 | The Merovingian | £ 1,067,192 | |
| 22723 | The Merry Lynchmen | £ 6,347,929 | |
| 22724 | The Merry-men | £ 7,761,231,290 | |
| 22725 | The Metal Robots | £ 4,470,381 | |
| 22726 | The Miami Heat | £ 277,397,071 | |
| 22727 | the Microscope | £ 422,265,666 | |
| 22728 | the Middle East | £ 4,349,219 | |
| 22729 | The Middle Finger | £ 4,400,458 | |
| 22730 | The Middle Lane | £ 122,278,417 | |
| 22731 | The Middle-Ages | £ 5,431,112,091 | |
| 22732 | The Midnight Dragon | £ 479,640,806 | |
| 22733 | The Midnight Gardener | £ 8,093,409 | |
| 22734 | The Mighty Mississippi | £ 60,039,958 | |
| 22735 | The Mighty One | £ 2,070,018,210 | |
| 22736 | The Mile High Club | £ 1,725,013,727 | |
| 22737 | The Milestone | £ 23,704,110 | |
| 22738 | the Militia Immaculata | £ 1,066,565,443 | |
| 22739 | The Milkmans Eye | £ 10,437,798 | |
| 22740 | The Mill | £ 361,225,502 | |
| 22741 | The Millenium | £ 396,179,756 | |
| 22742 | the Millers Son | £ 6,350,555,600 | |
| 22743 | The Mind | £ -166,243 | |
| 22744 | The Mirage | £ 44,772,935 | |
| 22745 | The Mob | £ 2,338,184 | |
| 22746 | The Mobile Phone | £ 80,095,184 | |
| 22747 | The Mog Station | £ 81,096,071 | |
| 22748 | The Mohicans | £ 80,657,087 | |
| 22749 | The Moist Envelope Co. | £ 130,388,914 | |
| 22750 | the Mole People | £ 58,738,078 | |
| 22751 | the molly maguires | £ 662,415,023 | |
| 22752 | The Moment | £ 682,279,892 | |
| 22753 | The Mona Lisa | £ 5,502,730 | |
| 22754 | The Monarchy | £ 150,682,640 | |
| 22755 | the money | £ 132,791,348 | |
| 22756 | The Money Bin | £ 54,577,164 | |
| 22757 | The Money Corporation | £ 10,985,764 | |
| 22758 | The Mongol Horde | £ 2,248,823,987 | |
| 22759 | THE MONKEY | £ 27,480,751 | |
| 22760 | The Monopoly | £ 130,282,134 | |
| 22761 | The month | £ 14,421,171 | |
| 22762 | The Montmartre | £ 6,136,112 | |
| 22763 | the Moody Goose | £ 217,282,144 | |
| 22764 | The Moon | £ 59,386,228 | |
| 22765 | the moon incorporated | £ 5,552,241 | |
| 22766 | The Moon Is | £ 162,733,054 | |
| 22767 | The Mooninites | £ 408,092,152 | |
| 22768 | The Moonriders | £ 208,782,443 | |
| 22769 | the moons | £ 11,774,272 | |
| 22770 | The Moose is Loose | £ 39,957,517 | |
| 22771 | The Mooses | £ 119,334,426 | |
| 22772 | the Morning | £ 192,318,526 | |
| 22773 | The Morning Show | £ 1,165,631,358 | |
| 22774 | the morning sunlight | £ 147,232,284 | |
| 22775 | The Morning To you | £ 56,399,171 | |
| 22776 | The most awsome gifts. | £ 55,550,538 | |
| 22777 | the most Wanted | £ 412,953,743 | |
| 22778 | The Mother Huggers | £ 54,101,286 | |
| 22779 | The Motor Effect | £ 746,417,742 | |
| 22780 | The Mountain | £ 55,624,691 | |
| 22781 | The Mountain Pass | £ 55,475,159 | |
| 22782 | The Mountains | £ 2,777,913,013 | |
| 22783 | The Mouse | £ 247,192,059 | |
| 22784 | The Movement | £ 40,289,475 | |
| 22785 | The Movie | £ 149,588,338 | |
| 22786 | The Movies | £ 388,570,792 | |
| 22787 | The Moving Picture | £ 789,922 | |
| 22788 | The Muffins | £ 262,277,407 | |
| 22789 | the mule | £ 5,503,828 | |
| 22790 | the Multiverse theory | £ 435,750,240 | |
| 22791 | the Mummy | £ 71,746,066 | |
| 22792 | The Muppets | £ 168,315,878 | |
| 22793 | the Museo Larco | £ 18,512,250 | |
| 22794 | the Museum | £ 65,462,222 | |
| 22795 | The Mushies | £ 59,527,508 | |
| 22796 | The mushroom factory | £ 377,187 | |
| 22797 | The Mushroom Man | £ 1,248,939 | |
| 22798 | The Music Man | £ -28,223 | |
| 22799 | The Musketeers | £ 250,327,898 | |
| 22800 | The Muthuland | £ 25,940,207 | |
