The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10301 | Mean Machine 10 | £ 101,887,250 | |
| 10302 | Mean Machine 11 | £ 83,273,024 | |
| 10303 | Mean Machine 12 | £ 24,847,409 | |
| 10304 | Mean Machine 2 | £ 112,632,517 | |
| 10305 | Mean Machine 3 | £ 125,726,960 | |
| 10306 | Mean Machine 4 | £ 180,450,398 | |
| 10307 | Mean Machine 5 | £ 160,955,182 | |
| 10308 | Mean Machine 6 | £ 135,487,477 | |
| 10309 | Mean Machine 7 | £ 104,371,655 | |
| 10310 | Mean Machine 8 | £ 124,950,567 | |
| 10311 | Mean Machine 9 | £ 104,923,716 | |
| 10312 | Meanies | £ 8,065,960 | |
| 10313 | Meaning | £ 261,740,977 | |
| 10314 | meanmoney | £ 288,694 | |
| 10315 | Means | £ 283,254,200 | |
| 10316 | Meastro2 | £ 239,761 | |
| 10317 | Measurement | £ 40,985,481 | |
| 10318 | MEAT | £ 67,857,491 | |
| 10319 | meat locker | £ 4,528,034 | |
| 10320 | Meat Pies | £ 4,217,653 | |
| 10321 | Meat popsticle | £ 18,382,336 | |
| 10322 | meats | £ 66,498,732 | |
| 10323 | MeatSacks LTD | £ 3,245,824 | |
| 10324 | Meatwads Dance Xplosion | £ 14,858,073 | |
| 10325 | mebers^6 | £ 1,012,181 | |
| 10326 | Mechastein | £ 108,302,529 | |
| 10327 | Mechastein Inc | £ 55,690,006 | |
| 10328 | Media Market | £ 31,425,226 | |
| 10329 | Media Player | £ 11,385,898 | |
| 10330 | Medical City | £ 578,094,599 | |
| 10331 | Medicine.Com | £ 184,984,146 | |
| 10332 | Medient | £ 508,983 | |
| 10333 | Mediumship | £ 162,850,423 | |
| 10334 | MedPharm | £ 62,403,617 | |
| 10335 | Medusa | £ 229,202,889 | |
| 10336 | Medwain | £ 110,111,172 | |
| 10337 | Mee | £ 27,657,186 | |
| 10338 | Meeney Corp | £ 9,839,052 | |
| 10339 | Meeny Inc | £ 22,570,987 | |
| 10340 | Meep meep | £ 493,156,074 | |
| 10341 | Meerkat Movies | £ 70,976,024 | |
| 10342 | Meerkats | £ 550,594,543 | |
| 10343 | MEG LTD | £ 23,571 | |
| 10344 | Mega Blox | £ 12,210,382,620 | |
| 10345 | MEGA BUDZ | £ 141,053 | |
| 10346 | Mega Corporation | £ 172,049 | |
| 10347 | Mega Corporations | £ 46,579,095 | |
| 10348 | Mega Mindy | £ 4,096,781 | |
| 10349 | Mega Mullets | £ 316,153,861 | |
| 10350 | MEGA Resources | £ 572,731 | |
| 10351 | Megababy Co. | £ 50,000 | |
| 10352 | Megabucks | £ 111,934 | |
| 10353 | Megacorp | £ 594,680 | |
| 10354 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 10355 | Megadeth | £ 65,357,403 | |
| 10356 | MegaDeth Mob | £ 61,516,745 | |
| 10357 | MegaloMafia | £ 612,786 | |
| 10358 | megamolloy | £ 2,797,245 | |
| 10359 | megamolloy3 | £ 4,226,104 | |
| 10360 | megapolis | £ 27,651,775 | |
| 10361 | Megasuperbadass Mart | £ 2,903,109 | |
| 10362 | Megaton | £ 290,639,244 | |
| 10363 | Megatron | £ 397,032,796 | |
| 10364 | Mehrunes Dagon | £ 188,349,366 | |
| 10365 | Mein Kampf | £ 183,164,770 | |
| 10366 | MELA | £ 899,462,680 | |
| 10367 | Melandas | £ 4,266,236 | |
| 10368 | Melandas Dynasty | £ 4,129,183 | |
| 10369 | Melandas General | £ 2,020,971 | |
| 10370 | Melandas Global | £ 3,541,345 | |
| 10371 | Melandas Pte Ltd | £ 3,229,876 | |
| 10372 | Melissa Benoist | £ 681,251,959 | |
| 10373 | Mellonballs | £ 9,882 | |
| 10374 | Mellons | £ 11,146 | |
| 10375 | Melodic Minor | £ 38,491,832 | |
| 10376 | Melting Apples | £ 53,274,340 | |
| 10377 | Members Only | £ 3,896,168 | |
| 10378 | Memo Re Foam | £ 57,606,559 | |
| 10379 | Memories | £ 61,112 | |
| 10380 | Memorize | £ 4,961,346 | |
| 10381 | Memory | £ 8,338,774 | |
| 10382 | Men | £ 51,105,006 | |
| 10383 | Men In Black | £ 15,048,355 | |
| 10384 | men of mayhem | £ 5,110,741 | |
| 10385 | Menace | £ 120,290,215 | |
| 10386 | Mend | £ 5,506,342 | |
| 10387 | Mendozas | £ 10,155,704 | |
| 10388 | Menial Duties | £ 13,587,228 | |
| 10389 | Menopause | £ 3,405,240 | |
| 10390 | Mensa | £ 30,678,192 | |
| 10391 | Mental corp | £ 50,000 | |
| 10392 | Mental Disease | £ 619,169,867 | |
| 10393 | Meow Meow Corporation | £ 9,692,122 | |
| 10394 | Meowmeows | £ 6,546,378 | |
| 10395 | Mephisto | £ 124,642,929 | |
| 10396 | Mephistopheles | £ 108,730,107 | |
| 10397 | Mercedes | £ 333,388,191 | |
| 10398 | Mercedes Benz | £ 13,561,258 | |
| 10399 | Mercenaries R Us | £ 119,524,890 | |
| 10400 | Merchiston | £ 79,224,604 | |
