The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13101 | ManChat | £ 24,921,317 | |
| 13102 | Manchester | £ 303,684,849 | |
| 13103 | Manchester City fc | £ 29,318,533 | |
| 13104 | Manchester Mayhem | £ 84,056 | |
| 13105 | manchester united | £ 5,711,474 | |
| 13106 | Manchester United F.C. | £ 5,432,133,172 | |
| 13107 | Manchester United XI | £ 5,357,466 | |
| 13108 | Manchester Unitedfc | £ -1,131,040 | |
| 13109 | Manco Capac | £ 2,037,711,203 | |
| 13110 | Mancunia | £ -32,487 | |
| 13111 | Mancunia 2 | £ 138,386 | |
| 13112 | Mandalay Bay | £ 6,146,133 | |
| 13113 | Mandalore | £ 114,249,627 | |
| 13114 | Mandelbrot Set | £ 588,089,056 | |
| 13115 | mang | £ 2,904,476 | |
| 13116 | manginas | £ 46,000 | |
| 13117 | Mangle Inc | £ 16,870,733 | |
| 13118 | Mango Escapade | £ 115,346,715 | |
| 13119 | Mango incorporated | £ 76,448 | |
| 13120 | Manhattan Project | £ 353,142,469 | |
| 13121 | mania | £ 311,404,918 | |
| 13122 | Maniac | £ 6,369,062 | |
| 13123 | Maniac 2000 | £ 2,383,001 | |
| 13124 | Maniac Express | £ 24,619,316 | |
| 13125 | Manic Miner | £ 81,614,358 | |
| 13126 | Manifest Destiny | £ 1,116,440,487 | |
| 13127 | Manities | £ 59,837,318 | |
| 13128 | Mankind | £ 170,883,979 | |
| 13129 | Mankind Divided | £ 511,833,059 | |
| 13130 | Manly Living | £ 2,808,857 | |
| 13131 | ManManMan | £ 47,858,669 | |
| 13132 | Mann | £ 45,188,424 | |
| 13133 | Mannanin Co | £ 8,845,526 | |
| 13134 | Manners | £ 5,259,968 | |
| 13135 | Manny | £ 1,263,886,299 | |
| 13136 | Mans Best Friend | £ 279,475,422 | |
| 13137 | Mans World | £ 100,734,588 | |
| 13138 | Mansell Industries Ltd. | £ 5,444,121,114 | |
| 13139 | Mansfield Bitter | £ 397,755,385 | |
| 13140 | Manta | £ 7,067,125,870 | |
| 13141 | Manta. | £ 21,707,124 | |
| 13142 | mantis | £ 5,463,181 | |
| 13143 | manu-de-janeiro | £ 12,962,879 | |
| 13144 | manu-upon-avon | £ 106,781,988 | |
| 13145 | manu-upon-avon2 | £ 7,786,748 | |
| 13146 | manu-upon-tyne | £ 12,073,546 | |
| 13147 | Manual Shift | £ 514,808,382 | |
| 13148 | Manwe Sulimo | £ 1,555,092,617 | |
| 13149 | Many | £ 5,464,758 | |
| 13150 | Many acres | £ 529,586,073 | |
| 13151 | many burner comps | £ 774,010,287 | |
| 13152 | many companies | £ 64,173,944 | |
| 13153 | Many Ends | £ 10,771,456 | |
| 13154 | Many Faces | £ 333,795,273 | |
| 13155 | Many Fossil Fuels | £ 55,702,842 | |
| 13156 | Many houses | £ 362,641,942 | |
| 13157 | Many Missiles | £ 266,730,387 | |
| 13158 | Many Monies Corporation | £ 50,000 | |
| 13159 | Many more | £ 62,287,354 | |
| 13160 | Many mushrooms | £ -14,428,318 | |
| 13161 | Many Mysteries | £ 765,679 | |
| 13162 | Many Names | £ 126,369,379 | |
| 13163 | many numbers | £ 43,995,214 | |
| 13164 | many sources | £ 104,908,241 | |
| 13165 | Many Talents | £ 5,504,706 | |
| 13166 | many wars | £ 107,597,129 | |
| 13167 | Many Women | £ 9,789,150 | |
| 13168 | Mao Tse-Tung | £ 2,985,024,402 | |
| 13169 | Mao Tsu Tsung | £ -1,713,345 | |
| 13170 | Maolina | £ 6,447,323 | |
| 13171 | Maose BV | £ 46,741 | |
| 13172 | Maosim | £ 91,071,858 | |
| 13173 | Map 1 | £ 116,106,362 | |
| 13174 | Map Flateners | £ 66,340,384 | |
| 13175 | Maple Leaf | £ 9,272,710 | |
| 13176 | Maple Syrup Monsters | £ 5,683,586 | |
| 13177 | MapleGrove | £ 483,977 | |
| 13178 | Mapleton Corp | £ 4,561,154 | |
| 13179 | Mapletree | £ 92,714,419 | |
| 13180 | Mapple | £ 7,653,759 | |
| 13181 | Maps | £ 50,934,215 | |
| 13182 | Mar MB | £ 59,938,508 | |
| 13183 | Mara Salvatrucha | £ 732,815,570 | |
| 13184 | Marathon | £ 59,899,042 | |
| 13185 | Marathon Runner | £ 58,033,010 | |
| 13186 | Marauders Inc | £ 4,803,396 | |
| 13187 | Marbles | £ 336,923,960 | |
| 13188 | Marc Enterprises | £ 25,832,788 | |
| 13189 | Marcandmoles5 | £ 4,486,455 | |
| 13190 | March | £ 6,102,999 | |
| 13191 | March Equinox | £ 4,332,872 | |
| 13192 | Marching-Affair | £ 9,711,202,901 | |
| 13193 | Marching-Again | £ 1,729,189,416 | |
| 13194 | Marco Inc | £ 12,220,734 | |
| 13195 | Marco Marketing | £ 350,613,978 | |
| 13196 | Marco Simoncelli | £ 1,001,318,886 | |
| 13197 | Marcome Inc | £ -205,648 | |
| 13198 | Marcomm Inc | £ 5,254,390 | |
| 13199 | Mare Nubium | £ 217,810,294 | |
| 13200 | Mareals Beneficence | £ 10,471,098 | |
