The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12701 | Mergers and Monopolies | £ 605,853,688 | |
| 12702 | Merica | £ 56,698,378 | |
| 12703 | Merit | £ 257,202,060 | |
| 12704 | Merlendari | £ 34,644 | |
| 12705 | Merles Anarchsts | £ 3,733,376 | |
| 12706 | merlin co.uk | £ 22,914,845 | |
| 12707 | Meropenem | £ 48,358,304 | |
| 12708 | merple | £ 7,684,303 | |
| 12709 | Messy | £ 1,228,094 | |
| 12710 | MET | £ 20,898,349 | |
| 12711 | Met Police Service | £ 601,221,071 | |
| 12712 | Meta | £ 45,156,411 | |
| 12713 | Metal | £ 820,152,913 | |
| 12714 | Metal Church | £ 55,040,228 | |
| 12715 | Metal Gear | £ 7,948,377 | |
| 12716 | metal mulisha | £ 49,071,127 | |
| 12717 | METAL MULISHA CO | £ 13,264,672 | |
| 12718 | Metal Redneck | £ 13,953,424 | |
| 12719 | metal redneck co | £ 5,500,897 | |
| 12720 | Metalcore.Ind | £ 5,882,041 | |
| 12721 | Metalit | £ 1,398,496 | |
| 12722 | Metallica | £ 38,420,056 | |
| 12723 | MetallicLatice | £ 273,061 | |
| 12724 | Metantatopy | £ 306,149,463 | |
| 12725 | Metaphorisms | £ 1,408,012,918 | |
| 12726 | Metathoric Chocolates | £ 5,505,012 | |
| 12727 | Meteor | £ 5,109,252 | |
| 12728 | Meteor Shower | £ 891,977,507 | |
| 12729 | Meth | £ 83,666,830 | |
| 12730 | Meth Inq | £ 192,418 | |
| 12731 | methadrine inc. | £ -2,620,751 | |
| 12732 | methane | £ 167,580,714 | |
| 12733 | Method Not Allowed | £ 5,348,561 | |
| 12734 | Methuselah | £ 1,235,104,585 | |
| 12735 | metime | £ 7,016,004 | |
| 12736 | MeToo | £ 48,902,168 | |
| 12737 | Metrics | £ 5,534,939 | |
| 12738 | metro | £ 326,059,689 | |
| 12739 | Metro bucks | £ 54,602,605 | |
| 12740 | Metro News | £ 1,186,988 | |
| 12741 | Metrocity | £ 117,426,077 | |
| 12742 | Metroid | £ 340,657,539 | |
| 12743 | MetroMan | £ 2,205,870 | |
| 12744 | Metropolis | £ 354,234,119 | |
| 12745 | MewMew | £ 3,983,504 | |
| 12746 | Mexican Elf-Fellaters | £ 380,836 | |
| 12747 | Mexican Fine Dining | £ 1,150,743,978 | |
| 12748 | Mexico | £ 143,099,228 | |
| 12749 | MG metal | £ 83,272,537 | |
| 12750 | MGandH | £ 5,503,263 | |
| 12751 | MGM Grand Las Vegas | £ 48,221,978 | |
| 12752 | Mi Socio | £ 238,581,189 | |
| 12753 | MI5 | £ 141,793,336 | |
| 12754 | MI6 | £ 150,488,809 | |
| 12755 | Mi6 Bombers | £ 10,356,751 | |
| 12756 | Mia Culpa | £ 260,598,768 | |
| 12757 | mia lingua italiana | £ 446,549,861 | |
| 12758 | Mia Ventures | £ 261,241,688 | |
| 12759 | Miami | £ 58,175,004 | |
| 12760 | Miami Heat | £ 1,187,523 | |
| 12761 | Micasa | £ 12,867,239 | |
| 12762 | Miccpelt | £ 414,182,779 | |
| 12763 | MicDawnalds | £ 56,263 | |
| 12764 | Mice | £ 54,981,578 | |
| 12765 | Mice and Men | £ 406,351,331 | |
| 12766 | Mice CORP | £ 4,657,778 | |
| 12767 | Mice INC | £ -8,592,908 | |
| 12768 | Mice LTD | £ -1,811 | |
| 12769 | Mice TM | £ -240,470 | |
| 12770 | Michael | £ 1,522,266 | |
| 12771 | Michael Jackson | £ 35,590,097 | |
| 12772 | MichaelUnitedJuggernaut | £ 944,737 | |
| 12773 | Michelangelo | £ 98,916,923 | |
| 12774 | Michelin Mogul | £ 89,056,676 | |
| 12775 | Michigan | £ 83,780,074 | |
| 12776 | Michigan 1 | £ 4,091,450 | |
| 12777 | Mickey Mouse | £ 538,185,324 | |
| 12778 | micks empire | £ 5,500,143 | |
| 12779 | Micky | £ 1,186,247,866 | |
| 12780 | Micoss | £ 50,000 | |
| 12781 | Micro Waves | £ 27,270,073 | |
| 12782 | Microbix | £ 5,230,264 | |
| 12783 | Microboom | £ 45,468,171 | |
| 12784 | Microhard | £ 16,911,150 | |
| 12785 | Microjustice | £ 10,747,019 | |
| 12786 | Microserve | £ 5,974,813 | |
| 12787 | Microsft Enterprises | £ 6,100,321 | |
| 12788 | Microsoft | £ 564,820,057 | |
| 12789 | Microsoft Corporation | £ 58,800,390 | |
| 12790 | Microsoft Inc | £ 117,061,406 | |
| 12791 | Microsoft Retail Ltd. | £ 1,276,186 | |
| 12792 | Midas | £ 26,756,564 | |
| 12793 | Middle East | £ 82,443,439 | |
| 12794 | middle lane drivers | £ 561,885,208 | |
| 12795 | Middle-Knight-on-Sea | £ 100,084,275 | |
| 12796 | Midgar | £ 17,036,842 | |
| 12797 | Midget | £ 6,955,245,553 | |
| 12798 | Midget Enterprises | £ 4,592,005,545 | |
| 12799 | Midget Inc | £ 9,759,712,772 | |
| 12800 | Midget Tossing | £ 57,557,330 | |
