The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13001 | Made in India | £ 18,870,885 | |
| 13002 | made it | £ 9,045,642 | |
| 13003 | madeds | £ 95,442 | |
| 13004 | Madeira Inc | £ 131,914,835 | |
| 13005 | MadHatter | £ -238,315 | |
| 13006 | Madison Square Gardens | £ 1,124,936,784 | |
| 13007 | MadMafia | £ 132,483,479 | |
| 13008 | madman enterprise | £ 2,426,958 | |
| 13009 | madmen | £ 2,133,394,509 | |
| 13010 | Madness | £ 6,736,333 | |
| 13011 | Madness Holdings | £ 6,130,507 | |
| 13012 | Madness Inc | £ 71,179,360 | |
| 13013 | MadridCo | £ 63,090,434 | |
| 13014 | Madtax | £ 60,599,818 | |
| 13015 | Maelstrom | £ 74,490 | |
| 13016 | Maes | £ 5,506,699 | |
| 13017 | Maestro Inc | £ 10,020,096 | |
| 13018 | Maestro1 | £ 9,268,941 | |
| 13019 | Maestro3 | £ 50,000 | |
| 13020 | MaFFia | £ 123,177,251 | |
| 13021 | Mafia | £ 1,753,185 | |
| 13022 | Mafia Company | £ 30,978,732 | |
| 13023 | Mafia Enterprises | £ 8,427,838 | |
| 13024 | Mafia Mexicana | £ 535,846,768 | |
| 13025 | mafism | £ 22,493,332 | |
| 13026 | Mag1c | £ 9,025,059 | |
| 13027 | MAGA | £ 149,392,802 | |
| 13028 | Magazine Distributors | £ 37,320,017 | |
| 13029 | Magdalene | £ 1,003,412,911 | |
| 13030 | Magellan of Voyage | £ 5,290,991 | |
| 13031 | Magenta Weed | £ 271,410,952 | |
| 13032 | Maggic7 | £ -443,731 | |
| 13033 | Magic | £ 487,337,098 | |
| 13034 | Magic Carpet | £ 11,874,743 | |
| 13035 | Magic Emporium | £ 103,205,187 | |
| 13036 | Magic Industries | £ -1,643 | |
| 13037 | Magic Mirror | £ 2,172,047 | |
| 13038 | Magic Monkeyz | £ 8,114,425 | |
| 13039 | Magic Mountain | £ 72,113,974 | |
| 13040 | Magic Mushrooms | £ 160,108,013 | |
| 13041 | Magic Pie | £ 490,215,342 | |
| 13042 | Magic Rock Garden | £ 88,058,735 | |
| 13043 | Magic Round About | £ 60,232,415 | |
| 13044 | Magic Roundabout | £ 5,733,823 | |
| 13045 | Magic Tricks | £ 167,367,035 | |
| 13046 | Magic Unicorns | £ 5,507,889 | |
| 13047 | Magician | £ 43,263,578 | |
| 13048 | MagicMan LTD | £ 201,153,521 | |
| 13049 | magics | £ 169,700,855 | |
| 13050 | Magik | £ 8,435,088 | |
| 13051 | Magikarp | £ 54,441,892 | |
| 13052 | magma | £ 256,976,687 | |
| 13053 | Magnag Industries | £ 5,423,817 | |
| 13054 | Magnesia | £ 49,545,385 | |
| 13055 | Magnesium | £ -10,504,907 | |
| 13056 | Magneto | £ 45,020,225 | |
| 13057 | Magneto. | £ 91,525,507 | |
| 13058 | Magnets | £ 61,774,729 | |
| 13059 | Magnolia Properties | £ 5,505,968 | |
| 13060 | Magnum P.I. | £ 4,478,573,315 | |
| 13061 | Magnus Global | £ 79,802,258 | |
| 13062 | MagnusCorp | £ 56,468,260 | |
| 13063 | Magoo | £ 17,276,464 | |
| 13064 | Magoos | £ 35,729,833 | |
| 13065 | Magpie | £ 15,336,421 | |
| 13066 | Magrathea | £ 54,106,264 | |
| 13067 | Mags Estate | £ 5,508,790 | |
| 13068 | Mags Ltd | £ 4,552,528 | |
| 13069 | Mags Summer | £ 5,708,628 | |
| 13070 | Mai Kao Jai | £ 38,479,227 | |
| 13071 | Maicibai | £ 47,404,486 | |
| 13072 | Maid | £ 25,627,043 | |
| 13073 | £ 523,322,098 | ||
| 13074 | Main Force Patrol | £ 32,257,237 | |
| 13075 | Maintenance | £ 433,851,422 | |
| 13076 | major proportions | £ 330,952,609 | |
| 13077 | Major Space Crossroutes | £ 167,618,040 | |
| 13078 | Major Suite | £ 17,697 | |
| 13079 | Makaveli | £ 59,162,119 | |
| 13080 | Makaveli II | £ 44,201,619 | |
| 13081 | Make America Great Again | £ 5,508,261 | |
| 13082 | Make Gotham Great | £ 134,979,354 | |
| 13083 | make money | £ 4,810,592 | |
| 13084 | Make Netro Great | £ 3,983,342 | |
| 13085 | make this yet | £ 90,110,795 | |
| 13086 | makeofthis | £ 134,245,142 | |
| 13087 | Maker Inc. | £ 2,239,625 | |
| 13088 | Makes Me Feel Fine | £ 64,773,514 | |
| 13089 | Making America Great | £ 164,451,564 | |
| 13090 | Making Pennies | £ 92,844,685 | |
| 13091 | making so many | £ 85,241,085 | |
| 13092 | Mako | £ 10,829,833 | |
| 13093 | Maks a Muckle | £ 938,220,068 | |
| 13094 | Malak.Co | £ -47,512 | |
| 13095 | Malanka | £ 3,922,037 | |
| 13096 | Malaria | £ 1,959,297 | |
| 13097 | Malawi | £ 178,768,230 | |
| 13098 | Malaysia | £ 59,026,830 | |
| 13099 | MalCo | £ 16,148,870 | |
| 13100 | Malcontent | £ 110,148,082 | |
