The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12601 | Magoo | £ 17,276,464 | |
| 12602 | Magoos | £ 35,729,833 | |
| 12603 | Magpie | £ 8,009,285 | |
| 12604 | Magrathea | £ 54,106,264 | |
| 12605 | Mags Estate | £ 5,508,790 | |
| 12606 | Mags Ltd | £ 4,552,528 | |
| 12607 | Mags Summer | £ 5,708,628 | |
| 12608 | Mai Kao Jai | £ 38,479,227 | |
| 12609 | Maicibai | £ 47,404,486 | |
| 12610 | Maid | £ 25,627,043 | |
| 12611 | £ 403,948,274 | ||
| 12612 | Main Force Patrol | £ 32,257,237 | |
| 12613 | Maintenance | £ 256,958,172 | |
| 12614 | major proportions | £ 330,952,609 | |
| 12615 | Major Space Crossroutes | £ 167,618,040 | |
| 12616 | Major Suite | £ 17,697 | |
| 12617 | Makaveli | £ 59,162,119 | |
| 12618 | Makaveli II | £ 44,201,619 | |
| 12619 | Make America Great Again | £ 5,508,261 | |
| 12620 | Make Gotham Great | £ 134,979,354 | |
| 12621 | make money | £ 4,810,592 | |
| 12622 | Make Netro Great | £ 3,983,342 | |
| 12623 | make this yet | £ 90,110,795 | |
| 12624 | makeofthis | £ 134,245,142 | |
| 12625 | Maker Inc. | £ 2,239,625 | |
| 12626 | Makes Me Feel Fine | £ 64,773,514 | |
| 12627 | Making America Great | £ 164,451,564 | |
| 12628 | Making Pennies | £ 92,844,685 | |
| 12629 | making so many | £ 85,241,085 | |
| 12630 | Mako | £ 10,829,833 | |
| 12631 | Maks a Muckle | £ 938,220,068 | |
| 12632 | Malak.Co | £ -47,512 | |
| 12633 | Malaria | £ 1,959,297 | |
| 12634 | Malawi | £ 178,768,230 | |
| 12635 | Malaysia | £ 59,026,830 | |
| 12636 | MalCo | £ 16,148,870 | |
| 12637 | Malcontent | £ 110,148,082 | |
| 12638 | Malevolence | £ 1,715,290,085 | |
| 12639 | malformed creature | £ 267,031,614 | |
| 12640 | Malice | £ 1,453,522,473 | |
| 12641 | Malicious Intent | £ 55,421,858 | |
| 12642 | Malignant Mutt | £ 55,594,011 | |
| 12643 | Malik Inc. | £ 43,598 | |
| 12644 | Malinois Inc | £ 112,063,766 | |
| 12645 | Malkowitz Industries | £ 303,579,424 | |
| 12646 | Mall | £ 33,937,859 | |
| 12647 | Mallard | £ 47,485,699 | |
| 12648 | Malt Liquor Hulk | £ 113,708,652 | |
| 12649 | Malta | £ 5,500,838 | |
| 12650 | Maltesers | £ 54,432,517 | |
| 12651 | Maltou Avenue | £ 4,176,354 | |
| 12652 | Maluku Inc. | £ 32,601,576 | |
| 12653 | MAMA | £ 10,429,149 | |
| 12654 | Mama Said Knock You Out | £ 239,813,209 | |
| 12655 | mamamiah | £ 7,580,475 | |
| 12656 | mamamiahah | £ 73,270,710 | |
| 12657 | Mambeast Pte Ltd | £ -17,776,530 | |
| 12658 | mami | £ 10,204,605 | |
| 12659 | Mammaries | £ 443,603,860 | |
| 12660 | Mammi | £ 42,251,220 | |
| 12661 | Mammiiah | £ 6,959,891 | |
| 12662 | Mammon | £ 5,509,324 | |
| 12663 | mammoth proportions | £ 503,376,369 | |
| 12664 | mams secret milk | £ 5,504,304 | |
| 12665 | Man | £ 17,801,890 | |
| 12666 | Man 53 | £ 28,656,765 | |
| 12667 | Man Chu | £ 58,613 | |
| 12668 | Man Flu | £ 5,664,188 | |
| 12669 | Man in the Mirror | £ 20,566,211 | |
| 12670 | Man Kind | £ 100,281,734 | |
| 12671 | Man Lab | £ 2,388,802 | |
| 12672 | Mana | £ 199,521 | |
| 12673 | managed | £ 272,908,637 | |
| 12674 | Manaus | £ 257,899,725 | |
| 12675 | ManBearPig | £ 502,877,277 | |
| 12676 | ManChat | £ 24,921,317 | |
| 12677 | Manchester | £ 303,684,849 | |
| 12678 | Manchester City fc | £ 29,318,533 | |
| 12679 | Manchester Mayhem | £ 84,056 | |
| 12680 | manchester united | £ 5,711,474 | |
| 12681 | Manchester United F.C. | £ 5,243,133,172 | |
| 12682 | Manchester United FC | £ 3,628,956,597 | |
| 12683 | Manchester United XI | £ 5,357,466 | |
| 12684 | Manchester Unitedfc | £ -1,131,040 | |
| 12685 | Manco Capac | £ 2,037,711,203 | |
| 12686 | Mancunia | £ -32,487 | |
| 12687 | Mancunia 2 | £ 138,386 | |
| 12688 | Mandalay Bay | £ 6,146,133 | |
| 12689 | Mandalore | £ 114,249,627 | |
| 12690 | Mandelbrot Set | £ 583,279,830 | |
| 12691 | mang | £ 2,904,476 | |
| 12692 | manginas | £ 46,000 | |
| 12693 | Mangle Inc | £ 16,870,733 | |
| 12694 | Mango Escapade | £ 115,346,715 | |
| 12695 | Mango incorporated | £ 76,448 | |
| 12696 | Manhattan Project | £ 353,142,469 | |
| 12697 | mania | £ 311,404,918 | |
| 12698 | Maniac Express | £ 24,619,316 | |
| 12699 | Manic Miner | £ 81,614,358 | |
| 12700 | Manifest Destiny | £ 1,025,633,246 | |
