The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14301 | Medellin26 | £ 9,596,176 | |
| 14302 | Medellin29 | £ 9,975,075 | |
| 14303 | Medellin3 | £ 10,569,766 | |
| 14304 | Medellin30 | £ 9,455,489 | |
| 14305 | Medellin33 | £ 9,449,145 | |
| 14306 | Medellin36 | £ 10,913,549 | |
| 14307 | Medellin37 | £ 9,752,302 | |
| 14308 | Medellin40 | £ 40,925,301 | |
| 14309 | Medellin45 | £ 9,429,774 | |
| 14310 | Medellin5 | £ 9,699,475 | |
| 14311 | Medellin6 | £ 9,284,872 | |
| 14312 | Medellin7 | £ 40,466,371 | |
| 14313 | Media Market | £ 31,425,226 | |
| 14314 | Media Player | £ 11,385,898 | |
| 14315 | Medical City | £ 1,819,187,788 | |
| 14316 | Medications | £ 56,501,237 | |
| 14317 | Medicine | £ 107,658,336 | |
| 14318 | Medicine.Com | £ 184,984,146 | |
| 14319 | Medickey | £ 13,572,449 | |
| 14320 | Medient | £ 508,983 | |
| 14321 | Mediolanum | £ 89,849,157 | |
| 14322 | Mediumship | £ 789,794,036 | |
| 14323 | MedPharm | £ 62,403,617 | |
| 14324 | Medusa | £ 290,947,180 | |
| 14325 | Medwain | £ 110,111,172 | |
| 14326 | Mee | £ 27,657,186 | |
| 14327 | Meebs | £ 44,841,824 | |
| 14328 | Meeney Corp | £ 9,839,052 | |
| 14329 | Meeny Inc | £ 22,570,987 | |
| 14330 | Meep meep | £ 493,156,074 | |
| 14331 | Meerkats | £ 550,594,543 | |
| 14332 | MEG LTD | £ 23,571 | |
| 14333 | Mega Blox | £ 29,664,095,953 | |
| 14334 | Mega Boxes Around | £ 178,943,238 | |
| 14335 | MEGA BUDZ | £ 141,053 | |
| 14336 | Mega Bus | £ 127,000,909 | |
| 14337 | Mega Corporation | £ 172,049 | |
| 14338 | Mega Corporations | £ 46,579,095 | |
| 14339 | Mega Mindy | £ 4,096,781 | |
| 14340 | Mega Mullets | £ 193,493,650 | |
| 14341 | MEGA Resources | £ 572,731 | |
| 14342 | Mega Streak | £ 177,294,963 | |
| 14343 | Megababy Co. | £ 50,000 | |
| 14344 | Megabucks | £ 111,934 | |
| 14345 | Megabucks Dundee | £ 50,000 | |
| 14346 | Megabucks Inc | £ 5,930,887 | |
| 14347 | Megabucks United | £ 4,290,972 | |
| 14348 | Megabyte Systems | £ 49,239,416 | |
| 14349 | Megacorp | £ 594,680 | |
| 14350 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 14351 | Megadeth | £ 65,357,403 | |
| 14352 | MegaDeth Mob | £ 61,516,745 | |
| 14353 | MegaloMafia | £ 612,786 | |
| 14354 | megamolloy | £ 2,797,245 | |
| 14355 | megamolloy3 | £ 4,226,104 | |
| 14356 | megapolis | £ 27,651,775 | |
| 14357 | Megasuperbadass Mart | £ 2,903,109 | |
| 14358 | Megaton | £ 290,639,244 | |
| 14359 | Megaton Atomic Research | £ 7,533,717 | |
| 14360 | Megatron | £ 397,174,154 | |
| 14361 | Mehoff Erection Co | £ 4,005,620 | |
| 14362 | Mehrunes Dagon | £ 293,462,589 | |
| 14363 | Mein Kampf | £ 183,164,770 | |
| 14364 | Melandas | £ 4,266,236 | |
| 14365 | Melandas Dynasty | £ 4,129,183 | |
| 14366 | Melandas General | £ 2,020,971 | |
| 14367 | Melandas Global | £ 3,541,345 | |
| 14368 | Melandas Pte Ltd | £ 3,229,876 | |
| 14369 | Melbourne | £ 419,554,023 | |
| 14370 | Melissa | £ 2,136,756,705 | |
| 14371 | Mellonballs | £ 9,882 | |
| 14372 | Mellons | £ 11,146 | |
| 14373 | Melly Wilkes | £ 37,969,367 | |
| 14374 | Melodic Minor | £ 38,491,832 | |
| 14375 | Melon Strawberry | £ 15,157,372 | |
| 14376 | Melting Apples | £ 53,274,340 | |
| 14377 | Melvin Capital | £ 16,421,242 | |
| 14378 | Members Only | £ 3,896,168 | |
| 14379 | Memo Re Foam | £ 163,951,375 | |
| 14380 | Memoria | £ 82,597,593 | |
| 14381 | Memories of Things | £ 407,999,935 | |
| 14382 | Memorize | £ 69,073,122 | |
| 14383 | Memory | £ 8,338,774 | |
| 14384 | memory lane | £ 100,516,298 | |
| 14385 | Men | £ 51,105,006 | |
| 14386 | Men In Black | £ 15,048,355 | |
| 14387 | men of mayhem | £ 5,110,741 | |
| 14388 | Menace | £ 120,290,215 | |
| 14389 | Mend | £ 28,443,353 | |
| 14390 | Mendozas | £ 10,155,704 | |
| 14391 | Menial Duties | £ 13,587,228 | |
| 14392 | Mensa | £ 30,678,192 | |
| 14393 | Mental | £ 18,517,755 | |
| 14394 | Mental corp | £ 50,000 | |
| 14395 | Mental Depression | £ 221,209 | |
| 14396 | Mental Disease | £ 619,169,867 | |
| 14397 | Meow Meow Corporation | £ 9,692,122 | |
| 14398 | Meowmeows | £ 6,546,378 | |
| 14399 | Mephisto | £ 230,844,295 | |
| 14400 | Mephistopheles | £ 17,727,709 | |
