The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13701 | ManChat | £ 24,921,317 | |
| 13702 | Manchester | £ 303,684,849 | |
| 13703 | Manchester City fc | £ 29,318,533 | |
| 13704 | Manchester Mayhem | £ 84,056 | |
| 13705 | Manchester United F.C. | £ 6,490,772,625 | |
| 13706 | Manchester United XI | £ 5,357,466 | |
| 13707 | Manchester Unitedfc | £ -1,131,040 | |
| 13708 | Manco Capac | £ 2,037,711,203 | |
| 13709 | Mancunia | £ -32,487 | |
| 13710 | Mancunia 2 | £ 138,386 | |
| 13711 | Mandalay Bay | £ 6,146,133 | |
| 13712 | Mandalore | £ 114,249,627 | |
| 13713 | Mandelbrot Set | £ 736,722,780 | |
| 13714 | mang | £ 7,650,980 | |
| 13715 | manginas | £ 46,000 | |
| 13716 | Mangle Inc | £ 16,812,503 | |
| 13717 | Mango Escapade | £ 115,346,715 | |
| 13718 | Mango incorporated | £ 76,448 | |
| 13719 | Manhattan Project | £ 464,684,475 | |
| 13720 | mania | £ 311,404,918 | |
| 13721 | Maniac Express | £ 24,619,316 | |
| 13722 | Manic Miner | £ 81,614,358 | |
| 13723 | Manifest Destiny | £ 1,271,296,399 | |
| 13724 | Manities | £ 59,837,318 | |
| 13725 | Mankind | £ 170,883,979 | |
| 13726 | Mankind Divided | £ 511,833,059 | |
| 13727 | Manliness | £ 45,095,781 | |
| 13728 | Manly Living | £ 2,808,857 | |
| 13729 | ManManMan | £ 47,858,669 | |
| 13730 | Mann | £ 216,385,545 | |
| 13731 | Mannanin Co | £ 8,845,526 | |
| 13732 | Manners | £ 5,259,968 | |
| 13733 | Manny | £ 1,263,886,299 | |
| 13734 | Mans Best Friend | £ 279,475,422 | |
| 13735 | Mans World | £ 114,904,442 | |
| 13736 | Mansell Industries Ltd. | £ 5,444,121,114 | |
| 13737 | Mansfield Bitter | £ 397,755,385 | |
| 13738 | Manta | £ 7,067,125,870 | |
| 13739 | Manta. | £ 21,707,124 | |
| 13740 | mantis | £ 5,463,181 | |
| 13741 | manu-de-janeiro | £ 12,962,879 | |
| 13742 | manu-upon-avon | £ 106,781,988 | |
| 13743 | manu-upon-avon2 | £ 7,786,748 | |
| 13744 | manu-upon-tyne | £ 12,073,546 | |
| 13745 | Manual Shift | £ 514,808,382 | |
| 13746 | Manwe Sulimo | £ 1,555,092,617 | |
| 13747 | Many | £ 5,464,758 | |
| 13748 | Many acres | £ 529,586,073 | |
| 13749 | many burner comps | £ 994,772,911 | |
| 13750 | Many Cities | £ 5,511,317 | |
| 13751 | many companies | £ 64,173,944 | |
| 13752 | Many Ends | £ 10,771,456 | |
| 13753 | Many Faces | £ 358,571,944 | |
| 13754 | Many Fossil Fuels | £ 55,702,842 | |
| 13755 | Many houses | £ 362,641,942 | |
| 13756 | Many Missiles | £ 323,489,477 | |
| 13757 | Many Monies Corporation | £ 50,000 | |
| 13758 | Many more | £ 62,287,354 | |
| 13759 | Many mushrooms | £ -14,428,318 | |
| 13760 | Many Mysteries | £ 765,679 | |
| 13761 | Many Names | £ 126,369,379 | |
| 13762 | many numbers | £ 43,995,214 | |
| 13763 | many sources | £ 104,908,241 | |
| 13764 | Many Talents | £ 5,504,706 | |
| 13765 | many wars | £ 107,597,129 | |
| 13766 | Many Women | £ 9,789,150 | |
| 13767 | Mao Tse-Tung | £ 2,985,024,402 | |
| 13768 | Mao Tsu Tsung | £ -1,713,345 | |
| 13769 | Maolina | £ 6,447,323 | |
| 13770 | Maose BV | £ 46,741 | |
| 13771 | Maosim | £ 91,071,858 | |
| 13772 | Map 1 | £ 225,267,148 | |
| 13773 | Map Flateners | £ 66,340,384 | |
| 13774 | Maple Leaf | £ 9,272,710 | |
| 13775 | Maple Syrup Monsters | £ 5,683,586 | |
| 13776 | MapleGrove | £ 483,977 | |
| 13777 | Mapleton Corp | £ 4,561,154 | |
| 13778 | Mapletree | £ 251,722,034 | |
| 13779 | Mapple | £ 7,653,759 | |
| 13780 | Maps | £ 515,373,403 | |
| 13781 | Mar a lago | £ 187,122 | |
| 13782 | Mar MB | £ 59,938,508 | |
| 13783 | Mara Salvatrucha | £ 776,476,046 | |
| 13784 | Marathon | £ 59,899,042 | |
| 13785 | Marathon Runner | £ 58,033,010 | |
| 13786 | Marauders Inc | £ 4,803,396 | |
| 13787 | Marble Nook | £ -8,707,095 | |
| 13788 | Marbles | £ 336,923,960 | |
| 13789 | Marc Enterprises | £ 25,832,788 | |
| 13790 | Marcandmoles5 | £ 4,486,455 | |
| 13791 | March | £ 6,102,999 | |
| 13792 | March Madness | £ 3,092,085 | |
| 13793 | Marching-Affair | £ 9,711,202,901 | |
| 13794 | Marching-Again | £ 1,729,189,416 | |
| 13795 | Marco Inc | £ 12,220,734 | |
| 13796 | Marco Marketing | £ 350,613,978 | |
| 13797 | Marco Simoncelli | £ 1,001,318,886 | |
| 13798 | Marcome Inc | £ -205,648 | |
| 13799 | Marcomm Inc | £ 5,254,390 | |
| 13800 | Mardi Gras | £ 24,368,992 | |
