The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13801 | Mao Tsu Tsung | £ -1,713,345 | |
| 13802 | Maolina | £ 6,447,323 | |
| 13803 | Maose BV | £ 46,741 | |
| 13804 | Maosim | £ 91,071,858 | |
| 13805 | Map 1 | £ 225,267,148 | |
| 13806 | Map Flateners | £ 66,340,384 | |
| 13807 | Maple Leaf | £ 9,272,710 | |
| 13808 | Maple Syrup Monsters | £ 5,683,586 | |
| 13809 | MapleGrove | £ 483,977 | |
| 13810 | Mapleton Corp | £ 4,561,154 | |
| 13811 | Mapletree | £ 251,722,034 | |
| 13812 | Mapple | £ 7,653,759 | |
| 13813 | Maps | £ 600,954,664 | |
| 13814 | Mar a lago | £ 3,588,507 | |
| 13815 | Mar MB | £ 59,938,508 | |
| 13816 | Mara Salvatrucha | £ 776,476,046 | |
| 13817 | Marathon | £ 59,899,042 | |
| 13818 | Marathon Runner | £ 58,033,010 | |
| 13819 | Marauders Inc | £ 4,803,396 | |
| 13820 | Marble Nook | £ -8,707,095 | |
| 13821 | Marbles | £ 336,923,960 | |
| 13822 | Marc Enterprises | £ 25,832,788 | |
| 13823 | Marcandmoles5 | £ 4,486,455 | |
| 13824 | March | £ 6,102,999 | |
| 13825 | March Madness | £ 2,465,239 | |
| 13826 | Marching-Affair | £ 9,711,202,901 | |
| 13827 | Marching-Again | £ 1,729,189,416 | |
| 13828 | Marco Inc | £ 12,220,734 | |
| 13829 | Marco Marketing | £ 350,613,978 | |
| 13830 | Marco Simoncelli | £ 1,001,318,886 | |
| 13831 | Marcome Inc | £ -205,648 | |
| 13832 | Marcomm Inc | £ 5,254,390 | |
| 13833 | Mardi Gras | £ 98,868,992 | |
| 13834 | Mare Nubium | £ 217,810,294 | |
| 13835 | Mareals Beneficence | £ 10,471,098 | |
| 13836 | Margaret Thatcher | £ 63,413,613 | |
| 13837 | Marges | £ 978,012,084 | |
| 13838 | Margot | £ 51,513,855 | |
| 13839 | Maria Vistablo | £ 96,352,474 | |
| 13840 | Marian | £ 10,841,138,789 | |
| 13841 | Mariana Trench | £ 1,394,594,580 | |
| 13842 | Marianas Trench | £ 281,151,605 | |
| 13843 | Marijuana | £ 139,330,510 | |
| 13844 | Marijuana Land | £ 50,000 | |
| 13845 | Marillion | £ 1,202,133,980 | |
| 13846 | Marilyn Manson | £ 60,915,906 | |
| 13847 | Marilyn Monroe | £ 188,574,744 | |
| 13848 | Mario | £ 148,719,211 | |
| 13849 | Mario Bros. Plumbing | £ 126,461,150 | |
| 13850 | Mario Brothers Plumbing | £ 5,252,769 | |
| 13851 | Marion Morrison | £ 127,909,303 | |
| 13852 | Marissa | £ 546,552 | |
| 13853 | Maritime Fish Factory | £ 2,719,055 | |
| 13854 | mark | £ 238,166,556 | |
| 13855 | Mark Chapman | £ 54,086,382 | |
| 13856 | Mark Co | £ 529,484 | |
| 13857 | Mark R US | £ 449,445 | |
| 13858 | Mark Zuckerberg Pte Ltd | £ 2,179,400,288 | |
| 13859 | market | £ 145,647,933 | |
| 13860 | Market failure | £ 438,790,587 | |
| 13861 | Market Spike | £ 1,374,802 | |
| 13862 | MarketLiquidity | £ 10,169,358 | |
| 13863 | Marks and Spencer | £ 1,228,212,093 | |
| 13864 | Marley | £ 5,014,024 | |
| 13865 | Marlin inc | £ 1,915,058 | |
| 13866 | Marmalade | £ 1,271,730,221 | |
| 13867 | Marmara | £ 1,010,339,022 | |
| 13868 | Marmite | £ 192,554,630 | |
| 13869 | Maroon Gears | £ 29,902,431 | |
| 13870 | Marra Corp | £ 8,319,560 | |
| 13871 | Marraqueta | £ 138,405,177 | |
| 13872 | Marriages | £ 225,537,792 | |
| 13873 | Marrissasempire | £ 1,227,037 | |
| 13874 | Mars | £ 55,103,707 | |
| 13875 | Mars bars LTD | £ 117,272,299 | |
| 13876 | Mars Colony | £ 773,535 | |
| 13877 | Mars Rover | £ 10,459,384 | |
| 13878 | Mars wont find me | £ 246,116 | |
| 13879 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 13880 | marshside | £ 9,867 | |
| 13881 | MarshSkye | £ 35,400 | |
| 13882 | Martial God Asura | £ 13,320,898 | |
| 13883 | martial god asura. | £ 38,581,912 | |
| 13884 | martial world | £ 266,334,516 | |
| 13885 | martial world. | £ 9,437,422 | |
| 13886 | Martin Luther King Jnr | £ 902,082,927 | |
| 13887 | Marton Institute | £ 83,507,879 | |
| 13888 | Martrel | £ -236,085 | |
| 13889 | Martyr Inc | £ 8,895,123 | |
| 13890 | Marvel | £ 25,096,289 | |
| 13891 | Marvel Rivals | £ -371,598 | |
| 13892 | marvo | £ 50,000 | |
| 13893 | Marxism Pte Ltd | £ 37,626,617 | |
| 13894 | Mary | £ 46,301,903 | |
| 13895 | Mary Jane | £ 346,844,959 | |
| 13896 | Maryland | £ 102,905,025 | |
| 13897 | Maryland Inc | £ 1,946,529 | |
| 13898 | MaSaMuNe | £ 510,319,372 | |
| 13899 | Mascots | £ 2,709,237 | |
| 13900 | Maserati | £ 12,715,500 | |
