The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10201 | Malaysia Jet Lost | £ 965,177 | |
| 10202 | MalCo | £ 16,148,870 | |
| 10203 | Malcontent | £ 110,148,082 | |
| 10204 | malformed creature | £ 226,729,818 | |
| 10205 | Malice | £ 802,804,958 | |
| 10206 | Malicious Intent | £ 55,421,858 | |
| 10207 | Malik Inc. | £ 43,598 | |
| 10208 | Malkowitz Industries | £ 303,579,424 | |
| 10209 | Mall | £ 33,937,859 | |
| 10210 | Mallard | £ 47,485,699 | |
| 10211 | Malt Liquor Hulk | £ 116,615,055 | |
| 10212 | Malta | £ 5,500,838 | |
| 10213 | Maltesers | £ 54,432,517 | |
| 10214 | Maluku Inc. | £ 32,601,576 | |
| 10215 | MAMA | £ 10,429,149 | |
| 10216 | Mama Said Knock You Out | £ 128,305,509 | |
| 10217 | mamamiah | £ 7,580,475 | |
| 10218 | mamamiahah | £ 73,270,710 | |
| 10219 | Mambeast Pte Ltd | £ -17,776,530 | |
| 10220 | mami | £ 10,204,605 | |
| 10221 | Mammaries | £ 443,603,860 | |
| 10222 | Mammi | £ 42,251,220 | |
| 10223 | Mammiiah | £ 6,959,891 | |
| 10224 | Mammon | £ 5,509,324 | |
| 10225 | mammoth proportions | £ 503,376,369 | |
| 10226 | mams secret milk | £ 5,504,304 | |
| 10227 | Man | £ 15,615,588 | |
| 10228 | Man 53 | £ 28,656,765 | |
| 10229 | Man Chu | £ 58,613 | |
| 10230 | Man Flu | £ 5,664,188 | |
| 10231 | Man in the Mirror | £ 20,566,211 | |
| 10232 | Man Kind | £ 100,281,734 | |
| 10233 | Man Lab | £ 2,388,802 | |
| 10234 | Man of Steel | £ 306,562,022 | |
| 10235 | Mana | £ 199,521 | |
| 10236 | Manaus | £ 257,899,725 | |
| 10237 | ManBearPig | £ 502,877,277 | |
| 10238 | ManChat | £ 24,921,317 | |
| 10239 | Manchester | £ 246,791,150 | |
| 10240 | Manchester Mayhem | £ 84,056 | |
| 10241 | manchester united | £ 5,711,474 | |
| 10242 | Manchester United XI | £ 5,357,466 | |
| 10243 | Manco Capac | £ 2,037,711,203 | |
| 10244 | Mancunia | £ -32,487 | |
| 10245 | Mancunia 2 | £ 138,386 | |
| 10246 | Mandalay Bay | £ 6,146,133 | |
| 10247 | Mandelbrot Set | £ 317,179,042 | |
| 10248 | mang | £ 2,904,476 | |
| 10249 | manginas | £ 46,000 | |
| 10250 | Mangle Inc | £ 16,870,733 | |
| 10251 | Mango Escapade | £ 62,454,265 | |
| 10252 | Mango incorporated | £ 76,448 | |
| 10253 | mania | £ 311,404,918 | |
| 10254 | Maniac Express | £ 24,619,316 | |
| 10255 | Manic Miner | £ 81,614,358 | |
| 10256 | Manities | £ 55,292,484 | |
| 10257 | Mankind | £ 170,883,979 | |
| 10258 | Manly Living | £ 2,808,857 | |
| 10259 | ManManMan | £ 38,206,350 | |
| 10260 | Mannanin Co | £ 8,845,526 | |
| 10261 | Mans Best Friend | £ 279,475,422 | |
| 10262 | Mans World | £ 103,865,359 | |
| 10263 | Mansell Industries Ltd. | £ 2,299,922,271 | |
| 10264 | Mansfield Bitter | £ 397,755,385 | |
| 10265 | Manta | £ 7,067,125,870 | |
| 10266 | Manta. | £ 21,707,124 | |
| 10267 | mantis | £ 5,463,181 | |
| 10268 | Manu upon avon | £ 1,056,762 | |
| 10269 | manu-de-janeiro | £ 12,962,879 | |
| 10270 | manu-upon-avon | £ 106,781,988 | |
| 10271 | manu-upon-avon2 | £ 7,786,748 | |
| 10272 | manu-upon-tyne | £ 12,073,546 | |
| 10273 | Manual Shift | £ 514,808,382 | |
| 10274 | Many | £ 5,464,758 | |
| 10275 | Many acres | £ 259,145,131 | |
| 10276 | many companies | £ 64,173,944 | |
| 10277 | Many Ends | £ 10,771,456 | |
| 10278 | Many Fossil Fuels | £ 55,702,842 | |
| 10279 | Many houses | £ 250,654,700 | |
| 10280 | Many Monies Corporation | £ 50,000 | |
| 10281 | Many more | £ 62,287,354 | |
| 10282 | Many mushrooms | £ -14,428,318 | |
| 10283 | Many Mysteries | £ 765,679 | |
| 10284 | many numbers | £ 43,995,214 | |
| 10285 | Many Years | £ 380,300 | |
| 10286 | Manytimesusedpubbucket | £ 5,530,466 | |
| 10287 | Maolina | £ 6,447,323 | |
| 10288 | Maose BV | £ 46,741 | |
| 10289 | Maosim | £ 62,212,646 | |
| 10290 | Map Flateners | £ 66,340,384 | |
| 10291 | Maple Leaf | £ 9,272,710 | |
| 10292 | Maple Syrup | £ 53,276,118 | |
| 10293 | Maple Syrup Monsters | £ 5,683,586 | |
| 10294 | MapleGrove | £ 483,977 | |
| 10295 | Mapleton Corp | £ 4,561,154 | |
| 10296 | MapleTree | £ 95,287,088 | |
| 10297 | Mapple | £ 7,653,759 | |
| 10298 | Mar | £ 3,166,311,646 | |
| 10299 | Mar MB | £ 59,938,508 | |
| 10300 | Mara Salvatrucha | £ 440,730,837 | |
