The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12401 | Mean Machine 10 | £ 101,887,250 | |
| 12402 | Mean Machine 11 | £ 83,273,024 | |
| 12403 | Mean Machine 12 | £ 24,847,409 | |
| 12404 | Mean Machine 2 | £ 112,632,517 | |
| 12405 | Mean Machine 3 | £ 125,726,960 | |
| 12406 | Mean Machine 4 | £ 180,450,398 | |
| 12407 | Mean Machine 5 | £ 160,955,182 | |
| 12408 | Mean Machine 6 | £ 135,487,477 | |
| 12409 | Mean Machine 7 | £ 104,371,655 | |
| 12410 | Mean Machine 8 | £ 124,950,567 | |
| 12411 | Mean Machine 9 | £ 104,923,716 | |
| 12412 | Meanies | £ 8,065,960 | |
| 12413 | Meaning | £ 261,740,977 | |
| 12414 | meanmoney | £ 288,694 | |
| 12415 | Means | £ 1,718,892,545 | |
| 12416 | Meastro2 | £ 239,761 | |
| 12417 | Measurement | £ 379,189,098 | |
| 12418 | MEAT | £ 67,857,491 | |
| 12419 | meat locker | £ 4,528,034 | |
| 12420 | Meat Pies | £ 4,217,653 | |
| 12421 | Meat popsticle | £ 18,382,336 | |
| 12422 | meats | £ 682,792,016 | |
| 12423 | MeatSacks LTD | £ 3,245,824 | |
| 12424 | Meatwads Dance Xplosion | £ 14,858,073 | |
| 12425 | mebers^6 | £ 1,012,181 | |
| 12426 | Mechanical Knowledge | £ 92,872,047 | |
| 12427 | Mechastein | £ 113,756,702 | |
| 12428 | Mechastein Inc | £ 60,914,193 | |
| 12429 | Mechrock | £ 397,826,364 | |
| 12430 | Media Market | £ 31,425,226 | |
| 12431 | Media Player | £ 11,385,898 | |
| 12432 | Medical City | £ 1,154,298,081 | |
| 12433 | Medications | £ 50,325,260 | |
| 12434 | Medicine | £ 102,872,784 | |
| 12435 | Medicine.Com | £ 184,984,146 | |
| 12436 | Medient | £ 508,983 | |
| 12437 | Mediumship | £ 162,850,423 | |
| 12438 | MedPharm | £ 62,403,617 | |
| 12439 | Medusa | £ 290,947,180 | |
| 12440 | Medwain | £ 110,111,172 | |
| 12441 | Mee | £ 27,657,186 | |
| 12442 | Meeney Corp | £ 9,839,052 | |
| 12443 | Meeny Inc | £ 22,570,987 | |
| 12444 | Meep meep | £ 493,156,074 | |
| 12445 | Meerkat Movies | £ 70,976,024 | |
| 12446 | Meerkats | £ 550,594,543 | |
| 12447 | MEG LTD | £ 23,571 | |
| 12448 | Mega Blox | £ 20,863,270,470 | |
| 12449 | MEGA BUDZ | £ 141,053 | |
| 12450 | Mega Corporation | £ 172,049 | |
| 12451 | Mega Corporations | £ 46,579,095 | |
| 12452 | Mega Mindy | £ 4,096,781 | |
| 12453 | Mega Mullets | £ 73,458,558 | |
| 12454 | MEGA Resources | £ 572,731 | |
| 12455 | Megababy Co. | £ 50,000 | |
| 12456 | Megabucks | £ 111,934 | |
| 12457 | Megabucks Dundee | £ 50,000 | |
| 12458 | Megabucks Inc | £ 5,930,887 | |
| 12459 | Megabucks United | £ 4,290,972 | |
| 12460 | Megacorp | £ 594,680 | |
| 12461 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 12462 | Megadeth | £ 65,357,403 | |
| 12463 | MegaDeth Mob | £ 61,516,745 | |
| 12464 | MegaloMafia | £ 612,786 | |
| 12465 | megamolloy | £ 2,797,245 | |
| 12466 | megamolloy3 | £ 4,226,104 | |
| 12467 | megapolis | £ 27,651,775 | |
| 12468 | Megasuperbadass Mart | £ 2,903,109 | |
| 12469 | Megaton | £ 290,639,244 | |
| 12470 | Megatron | £ 397,174,154 | |
| 12471 | Mehoff Erection Co | £ 2,653,648 | |
| 12472 | Mehrunes Dagon | £ 239,206,510 | |
| 12473 | Mein Kampf | £ 183,164,770 | |
| 12474 | MELA | £ 986,998,785 | |
| 12475 | Melandas | £ 4,266,236 | |
| 12476 | Melandas Dynasty | £ 4,129,183 | |
| 12477 | Melandas General | £ 2,020,971 | |
| 12478 | Melandas Global | £ 3,541,345 | |
| 12479 | Melandas Pte Ltd | £ 3,229,876 | |
| 12480 | Melbourne | £ 419,554,023 | |
| 12481 | Melissa | £ 251,267,513 | |
| 12482 | Melissa Benoist | £ 681,251,959 | |
| 12483 | Mellonballs | £ 9,882 | |
| 12484 | Mellons | £ 11,146 | |
| 12485 | Melodic Minor | £ 38,491,832 | |
| 12486 | Melting Apples | £ 53,274,340 | |
| 12487 | Melvin Capital | £ 16,421,242 | |
| 12488 | Members Only | £ 3,896,168 | |
| 12489 | Memo Re Foam | £ 163,951,375 | |
| 12490 | Memoria | £ 82,597,593 | |
| 12491 | Memories | £ 61,112 | |
| 12492 | Memorize | £ 69,073,122 | |
| 12493 | Memory | £ 8,338,774 | |
| 12494 | Men | £ 51,105,006 | |
| 12495 | Men In Black | £ 15,048,355 | |
| 12496 | men of mayhem | £ 5,110,741 | |
| 12497 | Menace | £ 120,290,215 | |
| 12498 | Mend | £ 28,443,353 | |
| 12499 | Mendozas | £ 10,155,704 | |
| 12500 | Menial Duties | £ 13,587,228 | |
