The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13001 | Mariana Trench | £ 1,299,932,692 | |
| 13002 | Marianas Trench | £ 265,826,285 | |
| 13003 | Marijuana | £ 139,330,510 | |
| 13004 | Marillion | £ 138,714,900 | |
| 13005 | Marilyn Monroe | £ 170,501,758 | |
| 13006 | Mario | £ 148,719,211 | |
| 13007 | Mario Bros. Plumbing | £ 21,346,748 | |
| 13008 | Mario Brothers Plumbing | £ 5,252,769 | |
| 13009 | Marion Morrison | £ 127,909,303 | |
| 13010 | Mariqueen | £ 81,601,618 | |
| 13011 | Maritime Fish Factory | £ 2,719,055 | |
| 13012 | Mark Chapman | £ 54,086,382 | |
| 13013 | Mark Co | £ 529,484 | |
| 13014 | Market failure | £ 395,568,250 | |
| 13015 | Market Spike | £ 1,374,802 | |
| 13016 | MarketLiquidity | £ 10,169,358 | |
| 13017 | Marks and Spencer | £ 1,078,700,846 | |
| 13018 | Marley | £ 5,014,024 | |
| 13019 | Marlin inc | £ 1,915,058 | |
| 13020 | Marmalade | £ 1,034,426,175 | |
| 13021 | Marmara | £ 1,010,339,022 | |
| 13022 | Marmite | £ 192,554,630 | |
| 13023 | Maroon Gears | £ -76,795 | |
| 13024 | Marra Corp | £ 8,319,560 | |
| 13025 | Marraqueta | £ 138,405,177 | |
| 13026 | Marriages | £ 225,537,792 | |
| 13027 | Marrissasempire | £ 1,227,037 | |
| 13028 | Mars | £ 55,103,707 | |
| 13029 | Mars bars LTD | £ 117,272,299 | |
| 13030 | Mars Colony | £ 773,535 | |
| 13031 | Mars Rover | £ 10,459,384 | |
| 13032 | Mars wont find me | £ 246,116 | |
| 13033 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 13034 | marshside | £ 59,867 | |
| 13035 | MarshSkye | £ 85,400 | |
| 13036 | Martial God Asura | £ 53,320,898 | |
| 13037 | martial god asura. | £ 33,127,792 | |
| 13038 | martial world | £ 96,178,273 | |
| 13039 | martial world. | £ 149,287,869 | |
| 13040 | Martin Luther King Jnr | £ 902,082,927 | |
| 13041 | Marton Institute | £ 83,507,879 | |
| 13042 | Martrel | £ -186,085 | |
| 13043 | Martyr Inc | £ 8,895,123 | |
| 13044 | Marvel | £ 25,096,289 | |
| 13045 | marvo | £ 50,000 | |
| 13046 | Marxism Pte Ltd | £ 37,626,617 | |
| 13047 | Mary | £ 46,301,903 | |
| 13048 | Mary Jane | £ 652,062,173 | |
| 13049 | Maryland Inc | £ 1,946,529 | |
| 13050 | MaSaMuNe | £ 425,582,113 | |
| 13051 | Mascots | £ 2,709,237 | |
| 13052 | Maserati | £ 7,257,511 | |
| 13053 | Mashed Inc. | £ 4,353,950 | |
| 13054 | mashsmashanddaash | £ 178,398 | |
| 13055 | Mass | £ 612,498,813 | |
| 13056 | Mass Crime | £ 10,921,954 | |
| 13057 | Mass Destructi0n | £ -2,741,141 | |
| 13058 | Mass Destruction | £ 208,613,868 | |
| 13059 | Mass Distraction | £ 1,241,118,290 | |
| 13060 | Mass Extinctions | £ 67,589,152 | |
| 13061 | MaSs HiLiGhTeR | £ 55,491,788 | |
| 13062 | Mass Satisfaction | £ 108,172,069 | |
| 13063 | Massacre | £ 7,955,799 | |
| 13064 | Massage Rev Win | £ 1,080,472,344 | |
| 13065 | Massenet | £ 652,023,276 | |
| 13066 | Massive | £ 83,683,640 | |
| 13067 | Massive Attack | £ 40,160,601 | |
| 13068 | Massive Dong Enterprise | £ 5,754,083 | |
| 13069 | MASSIVE ELECTIONS | £ 16,692,085 | |
| 13070 | Massive Inc | £ 6,334,823 | |
| 13071 | Masta Ace Inc | £ 84,177,720 | |
| 13072 | Mastah Holdings | £ 5,504,546 | |
| 13073 | Master Baker | £ 2,027,580 | |
| 13074 | Master bates | £ 54,767 | |
| 13075 | Master Builders | £ 6,821,399 | |
| 13076 | master molloy2 | £ 3,015,413 | |
| 13077 | Master of Zelda | £ -707,416 | |
| 13078 | Master Splinter | £ 462,884,484 | |
| 13079 | Master Sticker Peelers | £ 256,154 | |
| 13080 | Master Swords and Bows | £ 24,666,107 | |
| 13081 | Masterbuilt | £ 272,339,210 | |
| 13082 | mastermolloy1 | £ 4,589,292 | |
| 13083 | mastermolloy4 | £ 878,532 | |
| 13084 | Masters | £ 1,276,472,914 | |
| 13085 | mastertkd | £ 156,322,341 | |
| 13086 | Masterton | £ 9,742,506 | |
| 13087 | Mata.inc | £ 13,598,445 | |
| 13088 | Matador Cattle Company | £ 5,024,777 | |
| 13089 | matches | £ 795,209,718 | |
| 13090 | Matches plus Petrol | £ 250,708,917 | |
| 13091 | Matchlock | £ 324,682 | |
| 13092 | Matchstick Men | £ 49,555,217 | |
| 13093 | Materia | £ 19,046,923 | |
| 13094 | Materials | £ 5,293,904 | |
| 13095 | Mathewmatics | £ 6,466,483 | |
| 13096 | Matrix | £ 14,797,169 | |
| 13097 | Matrix Industries | £ 30,899,641 | |
| 13098 | Matrix Reimbursed | £ 134,369,263 | |
| 13099 | Mats | £ 6,079,772,915 | |
| 13100 | Matt Coprporations | £ 25,939,511 | |
