The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13501 | Melly Wilkes | £ 50,000 | |
| 13502 | Melodic Minor | £ 38,491,832 | |
| 13503 | Melting Apples | £ 53,274,340 | |
| 13504 | Melvin Capital | £ 16,421,242 | |
| 13505 | Members Only | £ 3,896,168 | |
| 13506 | Memo Re Foam | £ 163,951,375 | |
| 13507 | Memoria | £ 82,597,593 | |
| 13508 | Memories of Things | £ 514,407,714 | |
| 13509 | Memorize | £ 69,073,122 | |
| 13510 | Memory | £ 8,338,774 | |
| 13511 | memory lane | £ 148,328,757 | |
| 13512 | Men | £ 51,105,006 | |
| 13513 | Men In Black | £ 15,048,355 | |
| 13514 | men of mayhem | £ 5,110,741 | |
| 13515 | Menace | £ 120,290,215 | |
| 13516 | Mend | £ 28,443,353 | |
| 13517 | Mendozas | £ 10,155,704 | |
| 13518 | Menial Duties | £ 13,587,228 | |
| 13519 | Mensa | £ 30,678,192 | |
| 13520 | Mental | £ 18,517,755 | |
| 13521 | Mental corp | £ 50,000 | |
| 13522 | Mental Depression | £ 221,209 | |
| 13523 | Mental Disease | £ 619,169,867 | |
| 13524 | Meow Meow Corporation | £ 9,692,122 | |
| 13525 | Meowmeows | £ 6,546,378 | |
| 13526 | Mephisto | £ 230,844,295 | |
| 13527 | Mercedes | £ 333,388,191 | |
| 13528 | Mercedes Benz | £ 13,561,258 | |
| 13529 | Mercedes-Benz | £ 121,979,255 | |
| 13530 | Mercedes-Benz. | £ 7,214,777 | |
| 13531 | MercedesAMG Petronas F1 | £ 54,084,993 | |
| 13532 | Mercenaries | £ 1,427,822,080 | |
| 13533 | Mercenaries R Us | £ 119,524,890 | |
| 13534 | Merchiston | £ 79,224,604 | |
| 13535 | Merciful | £ 60,300,861 | |
| 13536 | Merck and Co Inc | £ 55,000,000 | |
| 13537 | Mercurial Holdings | £ 1,161,193,602 | |
| 13538 | Mercury | £ 83,833,529 | |
| 13539 | Mercy | £ 349,349,131 | |
| 13540 | Mercy Mercy Mercy | £ 12,805,991 | |
| 13541 | Merged Worlds | £ 179,290,627 | |
| 13542 | Mergers and acquisitions | £ 424,940,769 | |
| 13543 | Mergers and Monopolies | £ 1,021,288,054 | |
| 13544 | Merica | £ 56,698,378 | |
| 13545 | Meridian Marauders | £ 42,691,809 | |
| 13546 | Meritocracy | £ 311,692,520 | |
| 13547 | Merlendari | £ 34,644 | |
| 13548 | Merles Anarchsts | £ 3,733,376 | |
| 13549 | Merlin | £ 235,084,167 | |
| 13550 | merlin co.uk | £ 615,568,473 | |
| 13551 | Meropenem | £ 4,596,830 | |
| 13552 | merple | £ 65,319,084 | |
| 13553 | Mess | £ 149,138,524 | |
| 13554 | messi | £ 11,918,460 | |
| 13555 | Messy | £ 1,228,094 | |
| 13556 | MET | £ 20,898,349 | |
| 13557 | Meta | £ 477,383,347 | |
| 13558 | Metal | £ 939,126,424 | |
| 13559 | Metal Church | £ 55,040,228 | |
| 13560 | Metal Gear | £ 7,948,377 | |
| 13561 | metal mulisha | £ 49,071,127 | |
| 13562 | METAL MULISHA CO | £ 13,264,672 | |
| 13563 | Metal Redneck | £ 13,953,424 | |
| 13564 | metal redneck co | £ 5,500,897 | |
| 13565 | Metalcore.Ind | £ 5,882,041 | |
| 13566 | Metalit | £ 1,398,496 | |
| 13567 | Metallica | £ 38,420,056 | |
| 13568 | MetallicLatice | £ 273,061 | |
| 13569 | Metantatopy | £ 306,149,463 | |
| 13570 | Metaphorisms | £ 1,414,027,027 | |
| 13571 | Metathoric Chocolates | £ 5,505,012 | |
| 13572 | Meteor | £ 5,109,252 | |
| 13573 | Meteor Shower | £ 891,977,507 | |
| 13574 | Meth | £ 83,666,830 | |
| 13575 | Meth Inq | £ 192,418 | |
| 13576 | methadrine inc. | £ -2,620,751 | |
| 13577 | methane | £ 167,580,714 | |
| 13578 | Methmatician | £ 4,054,979 | |
| 13579 | Method Not Allowed | £ 201,866,729 | |
| 13580 | Methuselah | £ 1,235,104,585 | |
| 13581 | metime | £ 7,016,004 | |
| 13582 | Metnutroplis | £ 54,268,047 | |
| 13583 | Metrics | £ 5,534,939 | |
| 13584 | Metro Boomin | £ 250,387,289 | |
| 13585 | Metro bucks | £ 127,208,808 | |
| 13586 | Metro News | £ 1,186,988 | |
| 13587 | Metrocity | £ 154,496,934 | |
| 13588 | MetroMan | £ 2,205,870 | |
| 13589 | Metropolis | £ 53,557,427 | |
| 13590 | Mew | £ -125,749 | |
| 13591 | MewMew | £ 3,983,504 | |
| 13592 | Mewtwo | £ 194,154 | |
| 13593 | Mexican Elf-Fellaters | £ 380,836 | |
| 13594 | Mexico | £ 143,099,228 | |
| 13595 | MexImAChild | £ 1,503,591 | |
| 13596 | Mezago | £ 82,646,918 | |
| 13597 | MFI | £ 240,018,814 | |
| 13598 | MFP | £ 387,823,351 | |
| 13599 | MG metal | £ 83,272,537 | |
| 13600 | MGandH | £ 5,503,263 | |
