The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11301 | Makes Me Feel Fine | £ 64,773,514 | |
| 11302 | Making America Great | £ 164,451,564 | |
| 11303 | Making Pennies | £ 92,844,685 | |
| 11304 | Mako | £ 7,379,065 | |
| 11305 | Maks a Muckle | £ 938,220,068 | |
| 11306 | Malak.Co | £ -47,512 | |
| 11307 | Malaria | £ 1,959,297 | |
| 11308 | Malawi | £ 178,768,230 | |
| 11309 | Malaysia | £ 59,026,830 | |
| 11310 | Malaysia Jet Lost | £ 965,177 | |
| 11311 | MalCo | £ 16,148,870 | |
| 11312 | Malcontent | £ 110,148,082 | |
| 11313 | Malevolence | £ 621,280,629 | |
| 11314 | malformed creature | £ 267,031,614 | |
| 11315 | Malice | £ 1,095,816,182 | |
| 11316 | Malicious Intent | £ 55,421,858 | |
| 11317 | Malik Inc. | £ 43,598 | |
| 11318 | Malkowitz Industries | £ 303,579,424 | |
| 11319 | Mall | £ 33,937,859 | |
| 11320 | Mallard | £ 47,485,699 | |
| 11321 | Malt Liquor Hulk | £ 178,512,163 | |
| 11322 | Malta | £ 5,500,838 | |
| 11323 | Maltesers | £ 54,432,517 | |
| 11324 | Maluku Inc. | £ 32,601,576 | |
| 11325 | MAMA | £ 10,429,149 | |
| 11326 | Mama Said Knock You Out | £ 206,270,452 | |
| 11327 | mamamiah | £ 7,580,475 | |
| 11328 | mamamiahah | £ 73,270,710 | |
| 11329 | Mambeast Pte Ltd | £ -17,776,530 | |
| 11330 | mami | £ 10,204,605 | |
| 11331 | MammaPussyJuice | £ 4,396,679 | |
| 11332 | Mammaries | £ 443,603,860 | |
| 11333 | Mammi | £ 42,251,220 | |
| 11334 | Mammiiah | £ 6,959,891 | |
| 11335 | Mammon | £ 5,509,324 | |
| 11336 | mammoth proportions | £ 503,376,369 | |
| 11337 | mams secret milk | £ 5,504,304 | |
| 11338 | Man | £ 15,615,588 | |
| 11339 | Man 53 | £ 28,656,765 | |
| 11340 | Man Chu | £ 58,613 | |
| 11341 | Man Flu | £ 5,664,188 | |
| 11342 | Man in the Mirror | £ 20,566,211 | |
| 11343 | Man Kind | £ 100,281,734 | |
| 11344 | Man Lab | £ 2,388,802 | |
| 11345 | Man of Steel | £ 306,562,022 | |
| 11346 | Mana | £ 199,521 | |
| 11347 | managed | £ 273,006,385 | |
| 11348 | Manaus | £ 257,899,725 | |
| 11349 | ManBearPig | £ 502,877,277 | |
| 11350 | ManChat | £ 24,921,317 | |
| 11351 | Manchester | £ 300,684,849 | |
| 11352 | Manchester City FC | £ 82,031,864 | |
| 11353 | Manchester Mayhem | £ 84,056 | |
| 11354 | manchester united | £ 5,711,474 | |
| 11355 | Manchester United F.C. | £ 1,480,103,840 | |
| 11356 | Manchester United FC | £ 1,516,176,417 | |
| 11357 | Manchester United XI | £ 5,357,466 | |
| 11358 | Manco Capac | £ 2,037,711,203 | |
| 11359 | Mancunia | £ -32,487 | |
| 11360 | Mancunia 2 | £ 138,386 | |
| 11361 | Mandalay Bay | £ 6,146,133 | |
| 11362 | Mandalore | £ 114,249,627 | |
| 11363 | Mandelbrot Set | £ 317,179,042 | |
| 11364 | mang | £ 2,904,476 | |
| 11365 | manginas | £ 46,000 | |
| 11366 | Mangle Inc | £ 16,870,733 | |
| 11367 | Mango Escapade | £ 115,346,715 | |
| 11368 | Mango incorporated | £ 76,448 | |
| 11369 | Manhattan Project | £ 270,877,473 | |
| 11370 | mania | £ 311,404,918 | |
| 11371 | Maniac Express | £ 24,619,316 | |
| 11372 | Manic Miner | £ 81,614,358 | |
| 11373 | Manifestation | £ 87,099,380 | |
| 11374 | Manities | £ 59,837,318 | |
| 11375 | Mankind | £ 170,883,979 | |
| 11376 | Manly Living | £ 2,808,857 | |
| 11377 | ManManMan | £ 38,206,350 | |
| 11378 | Mannanin Co | £ 8,845,526 | |
| 11379 | Manny | £ 288,800,297 | |
| 11380 | Mans Best Friend | £ 279,475,422 | |
| 11381 | Mans World | £ 103,865,359 | |
| 11382 | Mansell Industries Ltd. | £ 3,076,648,197 | |
| 11383 | Mansfield Bitter | £ 397,755,385 | |
| 11384 | Manta | £ 7,067,125,870 | |
| 11385 | Manta. | £ 21,707,124 | |
| 11386 | mantis | £ 5,463,181 | |
| 11387 | Manu upon avon | £ 1,056,762 | |
| 11388 | manu-de-janeiro | £ 12,962,879 | |
| 11389 | manu-upon-avon | £ 106,781,988 | |
| 11390 | manu-upon-avon2 | £ 7,786,748 | |
| 11391 | manu-upon-tyne | £ 12,073,546 | |
| 11392 | Manual Shift | £ 514,808,382 | |
| 11393 | Many | £ 5,464,758 | |
| 11394 | Many acres | £ 521,974,837 | |
| 11395 | many companies | £ 64,173,944 | |
| 11396 | Many Ends | £ 10,771,456 | |
| 11397 | Many Faces | £ 631,456,063 | |
| 11398 | Many Fossil Fuels | £ 55,702,842 | |
| 11399 | Many houses | £ 357,182,784 | |
| 11400 | Many Missiles | £ 192,838,118 | |
