The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10801 | Mjolnir | £ 5,592,909,725 | |
| 10802 | MK II | £ -371,982 | |
| 10803 | MK Ultra | £ -17,913,353 | |
| 10804 | MKL | £ 3,182,122,075 | |
| 10805 | mkyumku | £ 1,322,486 | |
| 10806 | mlawenterprise | £ 206,267,702 | |
| 10807 | mlawenterprises | £ 74,433,740 | |
| 10808 | MLM Group | £ 85,259,170 | |
| 10809 | MMI | £ 3,194,811 | |
| 10810 | MMI Holdings | £ 2,450,207 | |
| 10811 | MMI2 | £ 4,617,014 | |
| 10812 | MMI3 | £ 161,241 | |
| 10813 | mmmHHHMmm | £ 1,268,288 | |
| 10814 | MMMM CAKE | £ 11,700,419 | |
| 10815 | MMORPG | £ 102,980,178 | |
| 10816 | MMS | £ 728,736 | |
| 10817 | MN Painting | £ 40,314,589 | |
| 10818 | mnb | £ 5,869,704 | |
| 10819 | Mnv | £ 69,523,625 | |
| 10820 | Mo Alba | £ 497,470,179 | |
| 10821 | MOAB | £ 50,000 | |
| 10822 | moarbkup | £ 5,508,731 | |
| 10823 | moarCarparks | £ 5,546,279 | |
| 10824 | Mob Life Inc | £ 5,489,924 | |
| 10825 | Mob Mentality | £ 3,456,883 | |
| 10826 | Mobbin Service | £ 37,804,870 | |
| 10827 | Mod786 | £ 28,058,765 | |
| 10828 | Mod7866 | £ 5,631,868 | |
| 10829 | Mode | £ 401,332,556 | |
| 10830 | model | £ 126,900,274 | |
| 10831 | Model 1910 | £ 15,519,029 | |
| 10832 | Model in Black | £ 32,036,184 | |
| 10833 | model1 | £ 298,042,055 | |
| 10834 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 10835 | Modern Chemistry | £ 50,000 | |
| 10836 | Modern Day Filth | £ 39,727,103 | |
| 10837 | modern homes and windows | £ 7,559,098 | |
| 10838 | Modern Medicine | £ 537,151,460 | |
| 10839 | mog | £ 62,817,831 | |
| 10840 | MoguMogu | £ 50,000 | |
| 10841 | Mogwai | £ 2,151,250,658 | |
| 10842 | Mohawk | £ 5,884,779 | |
| 10843 | mohicans | £ 87,704,089 | |
| 10844 | MojoMonies | £ -11,896,511 | |
| 10845 | Mojon Inc | £ 2,533,275 | |
| 10846 | Moldy Bread | £ 3,146,415 | |
| 10847 | Mole | £ 2,572,348 | |
| 10848 | molenstraat | £ 2,013,822 | |
| 10849 | Molko | £ 88,524,189 | |
| 10850 | Molly | £ 58,389,036 | |
| 10851 | Molokozavod | £ 8,147,120 | |
| 10852 | Molotov | £ 4,678,705,578 | |
| 10853 | Moltisanti | £ 84,213,087 | |
| 10854 | Moltke Enterprises | £ 58,439,943 | |
| 10855 | mom | £ 83,913,665 | |
| 10856 | MomCorp | £ 1,768,330 | |
| 10857 | Moment | £ 50,000 | |
| 10858 | Moments | £ 13,838,455 | |
| 10859 | MommaJune | £ 5,871,123 | |
| 10860 | Mommy | £ 7,669,413 | |
| 10861 | MOMOO | £ 147,977 | |
| 10862 | Moms diner | £ 125,413 | |
| 10863 | Mon | £ 8,704,871 | |
| 10864 | Monaco | £ 43,667,263 | |
| 10865 | Monarchic | £ 27,179,904 | |
| 10866 | Monastery | £ 1,678,761 | |
| 10867 | Moncrot | £ 2,803,567 | |
| 10868 | Moncton | £ 294,344,798 | |
| 10869 | Monetary Policy | £ -1,515,538 | |
| 10870 | Money | £ 56,804,752 | |
| 10871 | Money Bags | £ 4,555,558 | |
| 10872 | Money Club | £ 3,724,557 | |
| 10873 | Money Inc. | £ 5,469,873 | |
| 10874 | Money Laundering | £ 261,958,225 | |
| 10875 | Money Lenders | £ 11,476,352 | |
| 10876 | Money Ltd | £ 4,615,437 | |
| 10877 | money mad | £ 3,798,586 | |
| 10878 | Money Maker | £ 5,061,369 | |
| 10879 | Money Mule | £ 893,799 | |
| 10880 | Money Shop | £ 203,493 | |
| 10881 | Money to Blow | £ 85,521,559 | |
| 10882 | Money Train | £ 5,507,812 | |
| 10883 | Moneyball | £ 83,351,921 | |
| 10884 | MoneyInc | £ 30,406,225 | |
| 10885 | MoneyMaker | £ 6,039,073 | |
| 10886 | MoneyMaker Incorporated | £ -196,573 | |
| 10887 | MoneyNoEnough | £ 4,268,780 | |
| 10888 | Moneys-R-Us | £ 329,378 | |
| 10889 | MoneysRus | £ 50,000 | |
| 10890 | Mongeral World | £ 54,700,169 | |
| 10891 | Mongol Empire | £ 1,372,057 | |
| 10892 | Mongolian | £ 711,219 | |
| 10893 | mongs | £ 43,459,377 | |
| 10894 | Monies | £ 5,807,618 | |
| 10895 | Monitor | £ 38,036,968 | |
| 10896 | monk 1111 | £ 81,826,230 | |
| 10897 | monk 3333 | £ 98,426,009 | |
| 10898 | monk 3566 | £ 79,425,725 | |
| 10899 | monk 4444 | £ 51,407,478 | |
| 10900 | monk 4726 | £ 76,980,743 | |
