The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10501 | Meatwads Dance Xplosion | £ 14,858,073 | |
| 10502 | mebers^6 | £ 1,012,181 | |
| 10503 | Mechastein | £ 108,302,529 | |
| 10504 | Mechastein Inc | £ 55,690,006 | |
| 10505 | Media Market | £ 31,425,226 | |
| 10506 | Media Player | £ 11,385,898 | |
| 10507 | Medical City | £ 649,846,687 | |
| 10508 | Medicine.Com | £ 184,984,146 | |
| 10509 | Medient | £ 508,983 | |
| 10510 | Mediumship | £ 162,850,423 | |
| 10511 | MedPharm | £ 62,403,617 | |
| 10512 | Medusa | £ 236,184,414 | |
| 10513 | Medwain | £ 110,111,172 | |
| 10514 | Mee | £ 27,657,186 | |
| 10515 | Meeney Corp | £ 9,839,052 | |
| 10516 | Meeny Inc | £ 22,570,987 | |
| 10517 | Meep meep | £ 493,156,074 | |
| 10518 | Meerkat Movies | £ 70,976,024 | |
| 10519 | Meerkats | £ 550,594,543 | |
| 10520 | MEG LTD | £ 23,571 | |
| 10521 | Mega Blox | £ 12,820,088,475 | |
| 10522 | MEGA BUDZ | £ 141,053 | |
| 10523 | Mega Corporation | £ 172,049 | |
| 10524 | Mega Corporations | £ 46,579,095 | |
| 10525 | Mega Mindy | £ 4,096,781 | |
| 10526 | Mega Mullets | £ 316,153,861 | |
| 10527 | MEGA Resources | £ 572,731 | |
| 10528 | Megababy Co. | £ 50,000 | |
| 10529 | Megabucks | £ 111,934 | |
| 10530 | Megacorp | £ 594,680 | |
| 10531 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 10532 | Megadeth | £ 65,357,403 | |
| 10533 | MegaDeth Mob | £ 61,516,745 | |
| 10534 | MegaloMafia | £ 612,786 | |
| 10535 | megamolloy | £ 2,797,245 | |
| 10536 | megamolloy3 | £ 4,226,104 | |
| 10537 | megapolis | £ 27,651,775 | |
| 10538 | Megasuperbadass Mart | £ 2,903,109 | |
| 10539 | Megaton | £ 290,639,244 | |
| 10540 | Megatron | £ 397,032,796 | |
| 10541 | Mehrunes Dagon | £ 188,349,366 | |
| 10542 | Mein Kampf | £ 183,164,770 | |
| 10543 | MELA | £ 777,882,465 | |
| 10544 | Melandas | £ 4,266,236 | |
| 10545 | Melandas Dynasty | £ 4,129,183 | |
| 10546 | Melandas General | £ 2,020,971 | |
| 10547 | Melandas Global | £ 3,541,345 | |
| 10548 | Melandas Pte Ltd | £ 3,229,876 | |
| 10549 | Melbourne | £ 193,633,535 | |
| 10550 | Melissa Benoist | £ 681,251,959 | |
| 10551 | Mellonballs | £ 9,882 | |
| 10552 | Mellons | £ 11,146 | |
| 10553 | Melodic Minor | £ 38,491,832 | |
| 10554 | Melting Apples | £ 53,274,340 | |
| 10555 | Members Only | £ 3,896,168 | |
| 10556 | Memo Re Foam | £ 57,606,559 | |
| 10557 | Memories | £ 61,112 | |
| 10558 | Memorize | £ 4,961,346 | |
| 10559 | Memory | £ 8,338,774 | |
| 10560 | Men | £ 51,105,006 | |
| 10561 | Men In Black | £ 15,048,355 | |
| 10562 | men of mayhem | £ 5,110,741 | |
| 10563 | Menace | £ 120,290,215 | |
| 10564 | Mend | £ 5,506,342 | |
| 10565 | Mendozas | £ 10,155,704 | |
| 10566 | Menial Duties | £ 13,587,228 | |
| 10567 | Menopause | £ 3,405,240 | |
| 10568 | Mensa | £ 30,678,192 | |
| 10569 | Mental corp | £ 50,000 | |
| 10570 | Mental Disease | £ 619,169,867 | |
| 10571 | Meow Meow Corporation | £ 9,692,122 | |
| 10572 | Meowmeows | £ 6,546,378 | |
| 10573 | Mephisto | £ 134,038,777 | |
| 10574 | Mephistopheles | £ 108,730,107 | |
| 10575 | Mercedes | £ 333,388,191 | |
| 10576 | Mercedes Benz | £ 13,561,258 | |
| 10577 | Mercenaries R Us | £ 119,524,890 | |
| 10578 | Merchiston | £ 79,224,604 | |
| 10579 | Merciful | £ 5,254,502 | |
| 10580 | Merciless | £ 52,967,252 | |
| 10581 | Merck and Co Inc | £ 50,000 | |
| 10582 | Mercurial Skirmish 161 | £ 18,337,880 | |
| 10583 | Mercury | £ 56,920,095 | |
| 10584 | Mercy | £ 183,044,609 | |
| 10585 | Merica | £ 56,698,378 | |
| 10586 | Merit | £ 252,144,129 | |
| 10587 | Merles Anarchsts | £ 3,733,376 | |
| 10588 | MET | £ 20,898,349 | |
| 10589 | Metal | £ 72,184,695 | |
| 10590 | Metal Church | £ 55,040,228 | |
| 10591 | Metal Gear | £ 7,948,377 | |
| 10592 | metal mulisha | £ 49,071,127 | |
| 10593 | METAL MULISHA CO | £ 13,264,672 | |
| 10594 | Metal Redneck | £ 13,953,424 | |
| 10595 | metal redneck co | £ 5,500,897 | |
| 10596 | Metalcore.Ind | £ 5,882,041 | |
| 10597 | Metalit | £ 1,398,496 | |
| 10598 | Metallica | £ 38,420,056 | |
| 10599 | MetallicLatice | £ 273,061 | |
| 10600 | Metantatopy | £ 306,149,463 | |
