The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10001 | Madd Dogg 2020 | £ 10,742,409 | |
| 10002 | MadDogHoldings | £ 13,553,898 | |
| 10003 | Maddy Moo | £ 115,199,118 | |
| 10004 | Made for rolling on | £ 10,637,450 | |
| 10005 | Made in Brazil | £ 61,550,105 | |
| 10006 | Made in canada | £ 5,496,632 | |
| 10007 | Made in China | £ 60,382,429 | |
| 10008 | Made in India | £ 18,870,885 | |
| 10009 | made it | £ 9,045,642 | |
| 10010 | Madeira Inc | £ 131,914,835 | |
| 10011 | MadHatter | £ -238,315 | |
| 10012 | MadMafia | £ 132,483,479 | |
| 10013 | madman enterprise | £ 2,426,958 | |
| 10014 | madmen | £ 1,301,449,239 | |
| 10015 | Madness | £ 6,736,333 | |
| 10016 | Madness Inc | £ 71,179,360 | |
| 10017 | MadridCo | £ 63,090,434 | |
| 10018 | Maelstrom | £ 74,490 | |
| 10019 | Maes | £ 5,506,699 | |
| 10020 | Maestro Inc | £ 10,020,096 | |
| 10021 | Maestro1 | £ 4,806,635 | |
| 10022 | Maestro3 | £ 50,000 | |
| 10023 | Maezer | £ 85,578,205 | |
| 10024 | MaFFia | £ 126,706,556 | |
| 10025 | Mafia | £ 1,753,185 | |
| 10026 | Mafia Company | £ 30,978,732 | |
| 10027 | Mafia Enterprises | £ 3,573,152 | |
| 10028 | Mafia Inc. | £ 167,187 | |
| 10029 | Mafia Mexicana | £ 265,075,908 | |
| 10030 | Mafia Shipping | £ 5,725,046 | |
| 10031 | Mafioso | £ 56,430,577 | |
| 10032 | mafism | £ 22,493,332 | |
| 10033 | Mag1c | £ 9,025,059 | |
| 10034 | MAGA | £ 51,506,600 | |
| 10035 | Magazine Distributors | £ 37,320,017 | |
| 10036 | Magdalene | £ 1,003,412,911 | |
| 10037 | Magellan of Voyage | £ 5,290,991 | |
| 10038 | Magenta Weed | £ 234,500,722 | |
| 10039 | Maggic7 | £ -443,731 | |
| 10040 | Magic | £ 247,736,845 | |
| 10041 | Magic Carpet | £ 11,874,743 | |
| 10042 | Magic Emporium | £ 103,205,187 | |
| 10043 | Magic Industries | £ -1,643 | |
| 10044 | Magic Monkeyz | £ 8,114,425 | |
| 10045 | Magic Mushrooms | £ 160,108,013 | |
| 10046 | Magic Pie | £ 490,215,342 | |
| 10047 | Magic Rock Garden | £ 88,058,735 | |
| 10048 | Magic Round About | £ 60,232,415 | |
| 10049 | Magic Roundabout | £ 5,733,823 | |
| 10050 | Magic Stars | £ 173,127,270 | |
| 10051 | Magic Unicorns | £ 5,507,889 | |
| 10052 | Magician | £ 43,263,578 | |
| 10053 | magics | £ -12,910,537 | |
| 10054 | Magik | £ 8,435,088 | |
| 10055 | Magikarp | £ 54,441,892 | |
| 10056 | magma | £ 253,976,687 | |
| 10057 | Magnag Industries | £ 5,423,817 | |
| 10058 | Magnesia | £ 576,541,114 | |
| 10059 | Magnolia Properties | £ 5,505,968 | |
| 10060 | Magnum P.I. | £ 3,483,573,315 | |
| 10061 | Magnum Performance | £ 1,406,444 | |
| 10062 | Magnus Global | £ 79,802,258 | |
| 10063 | MagnusCorp | £ 56,468,260 | |
| 10064 | Magoo | £ 17,276,464 | |
| 10065 | Magoos | £ 35,729,833 | |
| 10066 | Magpie | £ 5,500,937 | |
| 10067 | Mags Estate | £ 5,508,790 | |
| 10068 | Mags Ltd | £ 4,552,528 | |
| 10069 | Mags Summer | £ 5,708,628 | |
| 10070 | Mai Kao Jai | £ 38,479,227 | |
| 10071 | Maicibai | £ 47,404,486 | |
| 10072 | Maid | £ 19,422,174 | |
| 10073 | £ 343,871,159 | ||
| 10074 | Main Force Patrol | £ 32,257,237 | |
| 10075 | Maison and Co | £ 2,656,528 | |
| 10076 | Major Suite | £ 17,697 | |
| 10077 | Makaveli | £ 54,448,813 | |
| 10078 | Makaveli II | £ 44,417,952 | |
| 10079 | Make America Great Again | £ 5,508,261 | |
| 10080 | Make Another Move | £ 225,614,005 | |
| 10081 | Make Gotham Great | £ 134,979,354 | |
| 10082 | make money | £ 4,810,592 | |
| 10083 | Make Netro Great | £ 3,683,342 | |
| 10084 | make this yet | £ 48,850,871 | |
| 10085 | makeofthis | £ 81,690,053 | |
| 10086 | maker | £ 6,849,833 | |
| 10087 | Maker Inc. | £ 2,239,625 | |
| 10088 | Makes Me Feel Fine | £ 64,773,514 | |
| 10089 | Making America Great | £ 164,451,564 | |
| 10090 | Making Pennies | £ 92,844,685 | |
| 10091 | Mako | £ 7,379,065 | |
| 10092 | Maks a Muckle | £ 920,797,753 | |
| 10093 | Malak.Co | £ -47,512 | |
| 10094 | Malaria | £ 1,959,297 | |
| 10095 | Malawi | £ 178,768,230 | |
| 10096 | Malaysia | £ 59,026,830 | |
| 10097 | Malaysia Jet Lost | £ 965,177 | |
| 10098 | MalCo | £ 16,148,870 | |
| 10099 | Malcontent | £ 110,148,082 | |
| 10100 | malformed creature | £ 226,729,818 | |
