The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10701 | Magikarp | £ 54,441,892 | |
| 10702 | magma | £ 256,976,687 | |
| 10703 | Magnag Industries | £ 5,423,817 | |
| 10704 | Magnesia | £ 667,252,992 | |
| 10705 | Magnolia Properties | £ 5,505,968 | |
| 10706 | Magnum P.I. | £ 4,478,573,315 | |
| 10707 | Magnum Performance | £ 1,406,444 | |
| 10708 | Magnus Global | £ 79,802,258 | |
| 10709 | MagnusCorp | £ 56,468,260 | |
| 10710 | Magoo | £ 17,276,464 | |
| 10711 | Magoos | £ 35,729,833 | |
| 10712 | Magpie | £ 5,500,937 | |
| 10713 | Mags Estate | £ 5,508,790 | |
| 10714 | Mags Ltd | £ 4,552,528 | |
| 10715 | Mags Summer | £ 5,708,628 | |
| 10716 | Mai Kao Jai | £ 38,479,227 | |
| 10717 | Maicibai | £ 47,404,486 | |
| 10718 | Maid | £ 19,422,174 | |
| 10719 | £ 394,687,919 | ||
| 10720 | Main Force Patrol | £ 32,257,237 | |
| 10721 | Maison and Co | £ 2,656,528 | |
| 10722 | Major Suite | £ 17,697 | |
| 10723 | Makaveli | £ 59,162,571 | |
| 10724 | Makaveli II | £ 44,201,619 | |
| 10725 | Make America Great Again | £ 5,508,261 | |
| 10726 | Make Another Move | £ 225,614,005 | |
| 10727 | Make Gotham Great | £ 134,979,354 | |
| 10728 | make money | £ 4,810,592 | |
| 10729 | Make Netro Great | £ 3,983,342 | |
| 10730 | make this yet | £ 48,850,871 | |
| 10731 | makeofthis | £ 134,245,142 | |
| 10732 | maker | £ 6,849,833 | |
| 10733 | Maker Inc. | £ 2,239,625 | |
| 10734 | Makes Me Feel Fine | £ 64,773,514 | |
| 10735 | Making America Great | £ 164,451,564 | |
| 10736 | Making Pennies | £ 92,844,685 | |
| 10737 | Mako | £ 7,379,065 | |
| 10738 | Maks a Muckle | £ 938,220,068 | |
| 10739 | Malak.Co | £ -47,512 | |
| 10740 | Malaria | £ 1,959,297 | |
| 10741 | Malawi | £ 178,768,230 | |
| 10742 | Malaysia | £ 59,026,830 | |
| 10743 | Malaysia Jet Lost | £ 965,177 | |
| 10744 | MalCo | £ 16,148,870 | |
| 10745 | Malcontent | £ 110,148,082 | |
| 10746 | malformed creature | £ 253,529,723 | |
| 10747 | Malice | £ 996,263,063 | |
| 10748 | Malicious Intent | £ 55,421,858 | |
| 10749 | Malik Inc. | £ 43,598 | |
| 10750 | Malkowitz Industries | £ 303,579,424 | |
| 10751 | Mall | £ 33,937,859 | |
| 10752 | Mallard | £ 47,485,699 | |
| 10753 | Malt Liquor Hulk | £ 142,837,826 | |
| 10754 | Malta | £ 5,500,838 | |
| 10755 | Maltesers | £ 54,432,517 | |
| 10756 | Maluku Inc. | £ 32,601,576 | |
| 10757 | MAMA | £ 10,429,149 | |
| 10758 | Mama Said Knock You Out | £ 206,270,452 | |
| 10759 | mamamiah | £ 7,580,475 | |
| 10760 | mamamiahah | £ 73,270,710 | |
| 10761 | Mambeast Pte Ltd | £ -17,776,530 | |
| 10762 | mami | £ 10,204,605 | |
| 10763 | Mammaries | £ 443,603,860 | |
| 10764 | Mammi | £ 42,251,220 | |
| 10765 | Mammiiah | £ 6,959,891 | |
| 10766 | Mammon | £ 5,509,324 | |
| 10767 | mammoth proportions | £ 503,376,369 | |
| 10768 | mams secret milk | £ 5,504,304 | |
| 10769 | Man | £ 15,615,588 | |
| 10770 | Man 53 | £ 28,656,765 | |
| 10771 | Man Chu | £ 58,613 | |
| 10772 | Man Flu | £ 5,664,188 | |
| 10773 | Man in the Mirror | £ 20,566,211 | |
| 10774 | Man Kind | £ 100,281,734 | |
| 10775 | Man Lab | £ 2,388,802 | |
| 10776 | Man of Steel | £ 306,562,022 | |
| 10777 | Mana | £ 199,521 | |
| 10778 | managed | £ 210,685,638 | |
| 10779 | Manaus | £ 257,899,725 | |
| 10780 | ManBearPig | £ 502,877,277 | |
| 10781 | ManChat | £ 24,921,317 | |
| 10782 | Manchester | £ 300,684,849 | |
| 10783 | Manchester Mayhem | £ 84,056 | |
| 10784 | manchester united | £ 5,711,474 | |
| 10785 | Manchester United F.C. | £ 151,171,390 | |
| 10786 | Manchester United FC | £ 60,875,378 | |
| 10787 | Manchester United XI | £ 5,357,466 | |
| 10788 | Manco Capac | £ 2,037,711,203 | |
| 10789 | Mancunia | £ -32,487 | |
| 10790 | Mancunia 2 | £ 138,386 | |
| 10791 | Mandalay Bay | £ 6,146,133 | |
| 10792 | Mandelbrot Set | £ 317,179,042 | |
| 10793 | mang | £ 2,904,476 | |
| 10794 | manginas | £ 46,000 | |
| 10795 | Mangle Inc | £ 16,870,733 | |
| 10796 | Mango Escapade | £ 115,346,715 | |
| 10797 | Mango incorporated | £ 76,448 | |
| 10798 | Manhattan Project | £ 84,380,782 | |
| 10799 | mania | £ 311,404,918 | |
| 10800 | Maniac Express | £ 24,619,316 | |
