The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10401 | MEA | £ 356,839,045 | |
| 10402 | Meadow | £ 349,035,541 | |
| 10403 | Meal Time | £ 53,033,234 | |
| 10404 | Mean and Deadly LTD | £ 10,098,464 | |
| 10405 | Mean Electricity Ltd | £ -5,065,941 | |
| 10406 | Mean Machine | £ 174,248,395 | |
| 10407 | Mean Machine 10 | £ 101,887,250 | |
| 10408 | Mean Machine 11 | £ 83,273,024 | |
| 10409 | Mean Machine 12 | £ 24,847,409 | |
| 10410 | Mean Machine 2 | £ 112,632,517 | |
| 10411 | Mean Machine 3 | £ 125,726,960 | |
| 10412 | Mean Machine 4 | £ 180,450,398 | |
| 10413 | Mean Machine 5 | £ 160,955,182 | |
| 10414 | Mean Machine 6 | £ 135,487,477 | |
| 10415 | Mean Machine 7 | £ 104,371,655 | |
| 10416 | Mean Machine 8 | £ 124,950,567 | |
| 10417 | Mean Machine 9 | £ 104,923,716 | |
| 10418 | Meanies | £ 8,065,960 | |
| 10419 | Meaning | £ 261,740,977 | |
| 10420 | meanmoney | £ 288,694 | |
| 10421 | Means | £ 130,545,668 | |
| 10422 | Meastro2 | £ 239,761 | |
| 10423 | Measurement | £ 102,893,591 | |
| 10424 | MEAT | £ 67,857,491 | |
| 10425 | meat locker | £ 4,528,034 | |
| 10426 | Meat Pies | £ 4,217,653 | |
| 10427 | Meat popsticle | £ 18,382,336 | |
| 10428 | meats | £ 66,940,625 | |
| 10429 | MeatSacks LTD | £ 3,245,824 | |
| 10430 | Meatwads Dance Xplosion | £ 14,858,073 | |
| 10431 | mebers^6 | £ 1,012,181 | |
| 10432 | Mechastein | £ 108,302,529 | |
| 10433 | Mechastein Inc | £ 55,690,006 | |
| 10434 | Media Market | £ 31,425,226 | |
| 10435 | Media Player | £ 11,385,898 | |
| 10436 | Medical City | £ 610,161,876 | |
| 10437 | Medicine.Com | £ 184,984,146 | |
| 10438 | Medient | £ 508,983 | |
| 10439 | Mediumship | £ 162,850,423 | |
| 10440 | MedPharm | £ 62,403,617 | |
| 10441 | Medusa | £ 229,273,870 | |
| 10442 | Medwain | £ 110,111,172 | |
| 10443 | Mee | £ 27,657,186 | |
| 10444 | Meeney Corp | £ 9,839,052 | |
| 10445 | Meeny Inc | £ 22,570,987 | |
| 10446 | Meep meep | £ 493,156,074 | |
| 10447 | Meerkat Movies | £ 70,976,024 | |
| 10448 | Meerkats | £ 550,594,543 | |
| 10449 | MEG LTD | £ 23,571 | |
| 10450 | Mega Blox | £ 12,548,078,487 | |
| 10451 | MEGA BUDZ | £ 141,053 | |
| 10452 | Mega Corporation | £ 172,049 | |
| 10453 | Mega Corporations | £ 46,579,095 | |
| 10454 | Mega Mindy | £ 4,096,781 | |
| 10455 | Mega Mullets | £ 316,153,861 | |
| 10456 | MEGA Resources | £ 572,731 | |
| 10457 | Megababy Co. | £ 50,000 | |
| 10458 | Megabucks | £ 111,934 | |
| 10459 | Megacorp | £ 594,680 | |
| 10460 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 10461 | Megadeth | £ 65,357,403 | |
| 10462 | MegaDeth Mob | £ 61,516,745 | |
| 10463 | MegaloMafia | £ 612,786 | |
| 10464 | megamolloy | £ 2,797,245 | |
| 10465 | megamolloy3 | £ 4,226,104 | |
| 10466 | megapolis | £ 27,651,775 | |
| 10467 | Megasuperbadass Mart | £ 2,903,109 | |
| 10468 | Megaton | £ 290,639,244 | |
| 10469 | Megatron | £ 397,032,796 | |
| 10470 | Mehrunes Dagon | £ 188,349,366 | |
| 10471 | Mein Kampf | £ 183,164,770 | |
| 10472 | MELA | £ 877,473,369 | |
| 10473 | Melandas | £ 4,266,236 | |
| 10474 | Melandas Dynasty | £ 4,129,183 | |
| 10475 | Melandas General | £ 2,020,971 | |
| 10476 | Melandas Global | £ 3,541,345 | |
| 10477 | Melandas Pte Ltd | £ 3,229,876 | |
| 10478 | Melbourne | £ 45,218,907 | |
| 10479 | Melissa Benoist | £ 681,251,959 | |
| 10480 | Mellonballs | £ 9,882 | |
| 10481 | Mellons | £ 11,146 | |
| 10482 | Melodic Minor | £ 38,491,832 | |
| 10483 | Melting Apples | £ 53,274,340 | |
| 10484 | Members Only | £ 3,896,168 | |
| 10485 | Memo Re Foam | £ 57,606,559 | |
| 10486 | Memories | £ 61,112 | |
| 10487 | Memorize | £ 4,961,346 | |
| 10488 | Memory | £ 8,338,774 | |
| 10489 | Men | £ 51,105,006 | |
| 10490 | Men In Black | £ 15,048,355 | |
| 10491 | men of mayhem | £ 5,110,741 | |
| 10492 | Menace | £ 120,290,215 | |
| 10493 | Mend | £ 5,506,342 | |
| 10494 | Mendozas | £ 10,155,704 | |
| 10495 | Menial Duties | £ 13,587,228 | |
| 10496 | Menopause | £ 3,405,240 | |
| 10497 | Mensa | £ 30,678,192 | |
| 10498 | Mental corp | £ 50,000 | |
| 10499 | Mental Disease | £ 619,169,867 | |
| 10500 | Meow Meow Corporation | £ 9,692,122 | |
