The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12401 | MAMA | £ 10,429,149 | |
| 12402 | Mama Said Knock You Out | £ 239,813,209 | |
| 12403 | mamamiah | £ 7,580,475 | |
| 12404 | mamamiahah | £ 73,270,710 | |
| 12405 | Mambeast Pte Ltd | £ -17,776,530 | |
| 12406 | mami | £ 10,204,605 | |
| 12407 | Mammaries | £ 443,603,860 | |
| 12408 | Mammi | £ 42,251,220 | |
| 12409 | Mammiiah | £ 6,959,891 | |
| 12410 | Mammon | £ 5,509,324 | |
| 12411 | mammoth proportions | £ 503,376,369 | |
| 12412 | mams secret milk | £ 5,504,304 | |
| 12413 | Man | £ 17,801,890 | |
| 12414 | Man 53 | £ 28,656,765 | |
| 12415 | Man Chu | £ 58,613 | |
| 12416 | Man Flu | £ 5,664,188 | |
| 12417 | Man in the Mirror | £ 20,566,211 | |
| 12418 | Man Kind | £ 100,281,734 | |
| 12419 | Man Lab | £ 2,388,802 | |
| 12420 | Mana | £ 199,521 | |
| 12421 | managed | £ 272,908,637 | |
| 12422 | Manaus | £ 257,899,725 | |
| 12423 | ManBearPig | £ 502,877,277 | |
| 12424 | ManChat | £ 24,921,317 | |
| 12425 | Manchester | £ 303,684,849 | |
| 12426 | Manchester City fc | £ 16,152,397 | |
| 12427 | Manchester Mayhem | £ 84,056 | |
| 12428 | manchester united | £ 5,711,474 | |
| 12429 | Manchester United F.C. | £ 5,116,544,953 | |
| 12430 | Manchester United FC | £ 3,475,956,597 | |
| 12431 | Manchester United XI | £ 5,357,466 | |
| 12432 | Manchester Unitedfc | £ -1,131,040 | |
| 12433 | Manco Capac | £ 2,037,711,203 | |
| 12434 | Mancunia | £ -32,487 | |
| 12435 | Mancunia 2 | £ 138,386 | |
| 12436 | Mandalay Bay | £ 6,146,133 | |
| 12437 | Mandalore | £ 114,249,627 | |
| 12438 | Mandelbrot Set | £ 583,279,830 | |
| 12439 | mang | £ 2,904,476 | |
| 12440 | manginas | £ 46,000 | |
| 12441 | Mangle Inc | £ 16,870,733 | |
| 12442 | Mango Escapade | £ 115,346,715 | |
| 12443 | Mango incorporated | £ 76,448 | |
| 12444 | Manhattan Project | £ 349,127,763 | |
| 12445 | mania | £ 311,404,918 | |
| 12446 | Maniac Express | £ 24,619,316 | |
| 12447 | Manic Miner | £ 81,614,358 | |
| 12448 | Manifest Destiny | £ 649,100,707 | |
| 12449 | Manities | £ 59,837,318 | |
| 12450 | Mankind | £ 170,883,979 | |
| 12451 | Mankind Divided | £ 511,833,059 | |
| 12452 | Manly Living | £ 2,808,857 | |
| 12453 | ManManMan | £ 47,858,669 | |
| 12454 | Mann | £ 43,690,224 | |
| 12455 | Mannanin Co | £ 8,845,526 | |
| 12456 | Manners | £ 5,259,968 | |
| 12457 | Manny | £ 1,263,886,299 | |
| 12458 | Mans Best Friend | £ 279,475,422 | |
| 12459 | Mans World | £ 103,865,359 | |
| 12460 | Mansell Industries Ltd. | £ 5,444,121,114 | |
| 12461 | Mansfield Bitter | £ 397,755,385 | |
| 12462 | Manta | £ 7,067,125,870 | |
| 12463 | Manta. | £ 21,707,124 | |
| 12464 | mantis | £ 5,463,181 | |
| 12465 | manu-de-janeiro | £ 12,962,879 | |
| 12466 | manu-upon-avon | £ 106,781,988 | |
| 12467 | manu-upon-avon2 | £ 7,786,748 | |
| 12468 | manu-upon-tyne | £ 12,073,546 | |
| 12469 | Manual Shift | £ 514,808,382 | |
| 12470 | Manwe Sulimo | £ 1,555,092,617 | |
| 12471 | Many | £ 5,464,758 | |
| 12472 | Many acres | £ 529,586,073 | |
| 12473 | many burner comps | £ 705,547,030 | |
| 12474 | many companies | £ 64,173,944 | |
| 12475 | Many Ends | £ 10,771,456 | |
| 12476 | Many Faces | £ 311,460,504 | |
| 12477 | Many Fossil Fuels | £ 55,702,842 | |
| 12478 | Many houses | £ 362,641,942 | |
| 12479 | Many Missiles | £ 266,730,387 | |
| 12480 | Many Monies Corporation | £ 50,000 | |
| 12481 | Many more | £ 62,287,354 | |
| 12482 | Many mushrooms | £ -14,428,318 | |
| 12483 | Many Mysteries | £ 765,679 | |
| 12484 | Many Names | £ 126,369,379 | |
| 12485 | many numbers | £ 43,995,214 | |
| 12486 | many sources | £ 104,908,241 | |
| 12487 | Many Talents | £ 5,504,706 | |
| 12488 | many wars | £ 107,597,129 | |
| 12489 | Many Women | £ 4,358,376 | |
| 12490 | Mao Tse-Tung | £ 2,985,024,402 | |
| 12491 | Mao Tsu Tsung | £ -1,713,345 | |
| 12492 | Maolina | £ 6,447,323 | |
| 12493 | Maose BV | £ 46,741 | |
| 12494 | Maosim | £ 91,071,858 | |
| 12495 | Map Flateners | £ 66,340,384 | |
| 12496 | Maple Leaf | £ 9,272,710 | |
| 12497 | Maple Syrup Monsters | £ 5,683,586 | |
| 12498 | MapleGrove | £ 483,977 | |
| 12499 | Mapleton Corp | £ 4,561,154 | |
| 12500 | Mapletree | £ 92,714,419 | |
