The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14001 | MedPharm | £ 62,403,617 | |
| 14002 | Medusa | £ 290,947,180 | |
| 14003 | Medwain | £ 110,111,172 | |
| 14004 | Mee | £ 27,657,186 | |
| 14005 | Meeney Corp | £ 9,839,052 | |
| 14006 | Meeny Inc | £ 22,570,987 | |
| 14007 | Meep meep | £ 493,156,074 | |
| 14008 | Meerkats | £ 550,594,543 | |
| 14009 | MEG LTD | £ 23,571 | |
| 14010 | Mega Blox | £ 29,845,171,718 | |
| 14011 | Mega Boxes Around | £ 178,943,238 | |
| 14012 | MEGA BUDZ | £ 141,053 | |
| 14013 | Mega Bus | £ 127,000,909 | |
| 14014 | Mega Corporation | £ 172,049 | |
| 14015 | Mega Corporations | £ 46,579,095 | |
| 14016 | Mega Mindy | £ 4,096,781 | |
| 14017 | Mega Mullets | £ 234,865,233 | |
| 14018 | MEGA Resources | £ 572,731 | |
| 14019 | Mega Streak | £ 177,294,963 | |
| 14020 | Megababy Co. | £ 50,000 | |
| 14021 | Megabucks | £ 111,934 | |
| 14022 | Megabucks Dundee | £ 50,000 | |
| 14023 | Megabucks Inc | £ 5,930,887 | |
| 14024 | Megabucks United | £ 4,290,972 | |
| 14025 | Megabyte Systems | £ 51,083,963 | |
| 14026 | Megacorp | £ 594,680 | |
| 14027 | MEGACUCKxXxPEENLOVER | £ 6,893,653 | |
| 14028 | Megadeth | £ 65,357,403 | |
| 14029 | MegaDeth Mob | £ 61,516,745 | |
| 14030 | MegaloMafia | £ 612,786 | |
| 14031 | megamolloy | £ 2,797,245 | |
| 14032 | megamolloy3 | £ 4,226,104 | |
| 14033 | megapolis | £ 27,651,775 | |
| 14034 | Megasuperbadass Mart | £ 2,903,109 | |
| 14035 | Megaton | £ 290,639,244 | |
| 14036 | Megaton Atomic Research | £ 7,533,717 | |
| 14037 | Megatron | £ 397,174,154 | |
| 14038 | Mehoff Erection Co | £ 4,005,620 | |
| 14039 | Mehrunes Dagon | £ 293,462,589 | |
| 14040 | Mein Kampf | £ 183,164,770 | |
| 14041 | Melandas | £ 4,266,236 | |
| 14042 | Melandas Dynasty | £ 4,129,183 | |
| 14043 | Melandas General | £ 2,020,971 | |
| 14044 | Melandas Global | £ 3,541,345 | |
| 14045 | Melandas Pte Ltd | £ 3,229,876 | |
| 14046 | Melbourne | £ 419,554,023 | |
| 14047 | Melissa | £ 2,131,881,986 | |
| 14048 | Mellonballs | £ 9,882 | |
| 14049 | Mellons | £ 11,146 | |
| 14050 | Melly Wilkes | £ 37,969,367 | |
| 14051 | Melting Apples | £ 53,274,340 | |
| 14052 | Melvin Capital | £ 16,421,242 | |
| 14053 | Members Only | £ 3,896,168 | |
| 14054 | Memo Re Foam | £ 163,951,375 | |
| 14055 | Memoria | £ 82,597,593 | |
| 14056 | Memories of Things | £ 433,100,435 | |
| 14057 | Memorize | £ 69,073,122 | |
| 14058 | Memory | £ 8,338,774 | |
| 14059 | memory lane | £ 139,514,498 | |
| 14060 | Men | £ 51,105,006 | |
| 14061 | Men In Black | £ 15,048,355 | |
| 14062 | men of mayhem | £ 5,110,741 | |
| 14063 | Menace | £ 120,290,215 | |
| 14064 | Mend | £ 28,443,353 | |
| 14065 | Mendozas | £ 10,155,704 | |
| 14066 | Menial Duties | £ 13,587,228 | |
| 14067 | Mensa | £ 27,146,191 | |
| 14068 | Mental corp | £ 50,000 | |
| 14069 | Mental Depression | £ 221,209 | |
| 14070 | Mental Disease | £ 619,169,867 | |
| 14071 | Meow Meow Corporation | £ 9,692,122 | |
| 14072 | Meowmeows | £ 6,546,378 | |
| 14073 | Mephisto | £ 230,844,295 | |
| 14074 | Mephistopheles | £ 48,322,656 | |
| 14075 | Mercedes | £ 333,388,191 | |
| 14076 | Mercedes Benz | £ 13,561,258 | |
| 14077 | Mercedes-Benz | £ 1,801,979,255 | |
| 14078 | Mercedes-Benz. | £ 12,670,498 | |
| 14079 | MercedesAMG Petronas F1 | £ 54,084,993 | |
| 14080 | Mercenaries | £ 1,427,822,080 | |
| 14081 | Mercenaries R Us | £ 119,524,890 | |
| 14082 | Merchiston | £ 79,224,604 | |
| 14083 | Merciful | £ 108,311,741 | |
| 14084 | Merck and Co Inc | £ 55,000,000 | |
| 14085 | Mercurial Holdings | £ 1,288,212,490 | |
| 14086 | Mercury | £ 88,453,970 | |
| 14087 | Mercy | £ 349,349,131 | |
| 14088 | Mercy Mercy Mercy | £ 100,168,893 | |
| 14089 | Merged Worlds | £ 179,290,627 | |
| 14090 | Mergers and acquisitions | £ 426,546,973 | |
| 14091 | Mergers and Monopolies | £ 1,205,924,873 | |
| 14092 | Merica | £ 56,698,378 | |
| 14093 | Meridian Marauders | £ 61,191,514 | |
| 14094 | Meritocracy | £ 1,029,147,844 | |
| 14095 | Merlendari | £ 34,644 | |
| 14096 | Merles Anarchsts | £ 3,733,376 | |
| 14097 | Merlin | £ 524,576,955 | |
| 14098 | merlin co.uk | £ 778,570,703 | |
| 14099 | Meropenem | £ 4,596,830 | |
| 14100 | merple | £ 65,319,084 | |
