The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13901 | MegaloMafia | £ 612,786 | |
| 13902 | megamolloy | £ 2,797,245 | |
| 13903 | megamolloy3 | £ 4,226,104 | |
| 13904 | megapolis | £ 27,651,775 | |
| 13905 | Megasuperbadass Mart | £ 2,903,109 | |
| 13906 | Megaton | £ 290,639,244 | |
| 13907 | Megaton Atomic Research | £ 7,533,717 | |
| 13908 | Megatron | £ 397,174,154 | |
| 13909 | Mehoff Erection Co | £ 4,005,620 | |
| 13910 | Mehrunes Dagon | £ 293,462,589 | |
| 13911 | Mein Kampf | £ 183,164,770 | |
| 13912 | Melandas | £ 4,266,236 | |
| 13913 | Melandas Dynasty | £ 4,129,183 | |
| 13914 | Melandas General | £ 2,020,971 | |
| 13915 | Melandas Global | £ 3,541,345 | |
| 13916 | Melandas Pte Ltd | £ 3,229,876 | |
| 13917 | Melbourne | £ 419,554,023 | |
| 13918 | Melissa | £ 2,099,518,119 | |
| 13919 | Mellonballs | £ 9,882 | |
| 13920 | Mellons | £ 11,146 | |
| 13921 | Melly Wilkes | £ 37,969,367 | |
| 13922 | Melodic Minor | £ 38,491,832 | |
| 13923 | Melting Apples | £ 53,274,340 | |
| 13924 | Melvin Capital | £ 16,421,242 | |
| 13925 | Members Only | £ 3,896,168 | |
| 13926 | Memo Re Foam | £ 163,951,375 | |
| 13927 | Memoria | £ 82,597,593 | |
| 13928 | Memories of Things | £ 463,828,067 | |
| 13929 | Memorize | £ 69,073,122 | |
| 13930 | Memory | £ 8,338,774 | |
| 13931 | memory lane | £ 165,330,153 | |
| 13932 | Men | £ 51,105,006 | |
| 13933 | Men In Black | £ 15,048,355 | |
| 13934 | men of mayhem | £ 5,110,741 | |
| 13935 | Menace | £ 120,290,215 | |
| 13936 | Mend | £ 28,443,353 | |
| 13937 | Mendozas | £ 10,155,704 | |
| 13938 | Menial Duties | £ 13,587,228 | |
| 13939 | Mensa | £ 30,678,192 | |
| 13940 | Mental | £ 18,517,755 | |
| 13941 | Mental corp | £ 50,000 | |
| 13942 | Mental Depression | £ 221,209 | |
| 13943 | Mental Disease | £ 619,169,867 | |
| 13944 | Meow Meow Corporation | £ 9,692,122 | |
| 13945 | Meowmeows | £ 6,546,378 | |
| 13946 | Mephisto | £ 230,844,295 | |
| 13947 | Mephistopheles | £ 23,819,657 | |
| 13948 | Mercedes | £ 333,388,191 | |
| 13949 | Mercedes Benz | £ 13,561,258 | |
| 13950 | Mercedes-Benz | £ 1,081,979,255 | |
| 13951 | Mercedes-Benz. | £ 12,670,498 | |
| 13952 | MercedesAMG Petronas F1 | £ 54,084,993 | |
| 13953 | Mercenaries | £ 1,427,822,080 | |
| 13954 | Mercenaries R Us | £ 119,524,890 | |
| 13955 | Merchiston | £ 79,224,604 | |
| 13956 | Merciful | £ 108,311,741 | |
| 13957 | Merck and Co Inc | £ 55,000,000 | |
| 13958 | Mercurial Holdings | £ 1,211,191,156 | |
| 13959 | Mercury | £ 83,833,529 | |
| 13960 | Mercy | £ 349,349,131 | |
| 13961 | Mercy Mercy Mercy | £ 65,668,893 | |
| 13962 | Merged Worlds | £ 179,290,627 | |
| 13963 | Mergers and acquisitions | £ 424,238,881 | |
| 13964 | Mergers and Monopolies | £ 1,087,386,123 | |
| 13965 | Merica | £ 56,698,378 | |
| 13966 | Meridian Marauders | £ 67,786,983 | |
| 13967 | Meritocracy | £ 742,692,520 | |
| 13968 | Merlendari | £ 34,644 | |
| 13969 | Merles Anarchsts | £ 3,733,376 | |
| 13970 | Merlin | £ 378,707,452 | |
| 13971 | merlin co.uk | £ 741,448,492 | |
| 13972 | Meropenem | £ 4,596,830 | |
| 13973 | merple | £ 65,319,084 | |
| 13974 | Mess | £ 149,138,524 | |
| 13975 | messi | £ 29,834,863 | |
| 13976 | Messy | £ 1,228,094 | |
| 13977 | Messy Crowd | £ 34,024,082 | |
| 13978 | MET | £ 20,898,349 | |
| 13979 | Meta | £ 477,383,347 | |
| 13980 | Metal | £ 939,126,424 | |
| 13981 | Metal Church | £ 55,040,228 | |
| 13982 | Metal Gear | £ 7,948,377 | |
| 13983 | metal mulisha | £ 49,071,127 | |
| 13984 | METAL MULISHA CO | £ 13,264,672 | |
| 13985 | Metal Redneck | £ 13,953,424 | |
| 13986 | metal redneck co | £ 5,500,897 | |
| 13987 | Metalcore.Ind | £ 5,882,041 | |
| 13988 | Metalit | £ 1,398,496 | |
| 13989 | Metallica | £ 38,420,056 | |
| 13990 | MetallicLatice | £ 273,061 | |
| 13991 | Metantatopy | £ 306,149,463 | |
| 13992 | Metaphorisms | £ 1,410,730,724 | |
| 13993 | Metathoric Chocolates | £ 5,505,012 | |
| 13994 | Meteor | £ 5,109,252 | |
| 13995 | Meteor Shower | £ 891,977,507 | |
| 13996 | Meth | £ 83,666,830 | |
| 13997 | Meth Inq | £ 192,418 | |
| 13998 | methadrine inc. | £ -2,620,751 | |
| 13999 | methane | £ 167,580,714 | |
| 14000 | Methmatician | £ 4,146,181 | |
