The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10201 | Marathon | £ 59,899,042 | |
| 10202 | Marathon Runner | £ 58,033,010 | |
| 10203 | Marauders Inc | £ 4,803,396 | |
| 10204 | Marc Enterprises | £ 25,832,788 | |
| 10205 | Marcandmoles5 | £ 4,486,455 | |
| 10206 | March | £ 6,102,999 | |
| 10207 | Marching-Affair | £ 9,493,494,307 | |
| 10208 | Marching-Again | £ 1,397,352,072 | |
| 10209 | Marco Inc | £ 7,330,897 | |
| 10210 | Marco Pierre White | £ 35,729,843 | |
| 10211 | Marco Simoncelli | £ 204,409,700 | |
| 10212 | Marcome Inc | £ -205,648 | |
| 10213 | Marcomm Inc | £ 5,254,390 | |
| 10214 | Mareals Beneficence | £ 5,020,666 | |
| 10215 | Margam | £ 581,332 | |
| 10216 | Margaret Thatcher | £ 63,413,613 | |
| 10217 | Marges | £ 968,713,623 | |
| 10218 | Marian | £ 9,044,037,405 | |
| 10219 | Marianas Trench | £ 362,432,595 | |
| 10220 | Marijuana | £ 139,330,510 | |
| 10221 | Marik Stelele | £ 1,645,091 | |
| 10222 | Marine Drive | £ 512,039,817 | |
| 10223 | Mario | £ 148,719,211 | |
| 10224 | Mario Bros. Plumbing | £ 21,346,748 | |
| 10225 | Marissa | £ 1,378,328,809 | |
| 10226 | Marissa 2 | £ 524,757,169 | |
| 10227 | Marissa 3 | £ 667,967,397 | |
| 10228 | Marissa 4 | £ 312,726,823 | |
| 10229 | Marissa 5 | £ 238,611,098 | |
| 10230 | Marissa 6 | £ 495,989,312 | |
| 10231 | Marissa 7 | £ 407,172,119 | |
| 10232 | Marissa 8 | £ 425,196,899 | |
| 10233 | Marissa 9 | £ 548,552,830 | |
| 10234 | Marissa Love | £ 220,710,374 | |
| 10235 | Maritime Fish Factory | £ 2,719,055 | |
| 10236 | Mark Chapman | £ 54,086,382 | |
| 10237 | Mark Co | £ 529,484 | |
| 10238 | Market Spike | £ 1,374,802 | |
| 10239 | MarketLiquidity | £ 10,169,358 | |
| 10240 | Marley | £ 5,014,024 | |
| 10241 | Marlin inc | £ 1,915,058 | |
| 10242 | Marmara | £ 1,010,339,022 | |
| 10243 | Marraqueta | £ 102,640,367 | |
| 10244 | Marriages | £ 225,537,792 | |
| 10245 | Marrissasempire | £ 1,227,037 | |
| 10246 | Marrying The Mafia | £ 532,818 | |
| 10247 | Mars | £ 55,103,707 | |
| 10248 | Mars bars LTD | £ 117,272,299 | |
| 10249 | Mars Colony | £ 593,256 | |
| 10250 | Mars Rover | £ 10,459,384 | |
| 10251 | Mars wont find me | £ 246,116 | |
| 10252 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 10253 | Marshmello | £ 155,437,327 | |
| 10254 | MarshSkye | £ 35,400 | |
| 10255 | Martin Luther King Jnr | £ 902,082,927 | |
| 10256 | martini | £ 266,861,163 | |
| 10257 | Marton Institute | £ 83,507,879 | |
| 10258 | Martydom | £ 42,943,748 | |
| 10259 | Martyr Inc | £ 8,895,123 | |
| 10260 | Marvel | £ 8,186,565 | |
| 10261 | Marxism Pte Ltd | £ 32,260,072 | |
| 10262 | Mary | £ 46,301,903 | |
| 10263 | mary celeste | £ 47,276,134 | |
| 10264 | Maryland Inc | £ 1,946,529 | |
| 10265 | MaSaMuNe | £ 377,516,894 | |
| 10266 | Mascots | £ 2,709,237 | |
| 10267 | mashsmashanddaash | £ 178,398 | |
| 10268 | Mask | £ 277,025,659 | |
| 10269 | Mass | £ 612,498,813 | |
| 10270 | Mass Destructi0n | £ -2,791,141 | |
| 10271 | Mass Destruction | £ 208,613,868 | |
| 10272 | Mass Distraction | £ 740,836,641 | |
| 10273 | Mass Extinctions | £ 151,887,470 | |
| 10274 | MaSs HiLiGhTeR | £ 55,491,788 | |
| 10275 | Mass Satisfaction | £ 108,172,069 | |
| 10276 | Massacre | £ 7,955,799 | |
| 10277 | Massage Rev Win | £ 1,080,472,344 | |
| 10278 | Massenet | £ 652,023,276 | |
| 10279 | Massive | £ 83,683,640 | |
| 10280 | Massive Attack | £ 40,160,601 | |
| 10281 | Massive Dong Enterprise | £ 5,754,083 | |
| 10282 | MASSIVE ELECTIONS | £ 16,692,085 | |
| 10283 | Massive Inc | £ 6,334,823 | |
| 10284 | Massively Small Inc. | £ 1,485,470,359 | |
| 10285 | Masta Ace Inc | £ 84,177,720 | |
| 10286 | Mastah Inc. | £ -5,386,656 | |
| 10287 | Master | £ 411,127,543 | |
| 10288 | Master Builders | £ 6,821,399 | |
| 10289 | master molloy2 | £ 3,015,413 | |
| 10290 | Master of Zelda | £ -757,416 | |
| 10291 | Master Sticker Peelers | £ 256,154 | |
| 10292 | Master Swords and Bows | £ 24,666,107 | |
| 10293 | Mastercard | £ 252,652,100 | |
| 10294 | mastermolloy1 | £ 4,589,292 | |
| 10295 | mastermolloy4 | £ 878,532 | |
| 10296 | mastertkd | £ 156,322,341 | |
| 10297 | Masterton | £ 9,742,506 | |
| 10298 | Mata.inc | £ 13,598,445 | |
| 10299 | Matador Cattle Company | £ 5,024,777 | |
| 10300 | matches | £ 795,209,718 | |
