The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10301 | Mark Co | £ 529,484 | |
| 10302 | Market Spike | £ 1,374,802 | |
| 10303 | MarketLiquidity | £ 10,169,358 | |
| 10304 | Marley | £ 5,014,024 | |
| 10305 | Marlin inc | £ 1,915,058 | |
| 10306 | Marmara | £ 1,010,339,022 | |
| 10307 | Marraqueta | £ 102,640,367 | |
| 10308 | Marriages | £ 225,537,792 | |
| 10309 | Marrissasempire | £ 1,227,037 | |
| 10310 | Marrying The Mafia | £ 532,818 | |
| 10311 | Mars | £ 55,103,707 | |
| 10312 | Mars bars LTD | £ 117,272,299 | |
| 10313 | Mars Colony | £ 593,256 | |
| 10314 | Mars Rover | £ 10,459,384 | |
| 10315 | Mars wont find me | £ 246,116 | |
| 10316 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 10317 | Marshmello | £ 155,437,327 | |
| 10318 | MarshSkye | £ 35,400 | |
| 10319 | Martin Luther King Jnr | £ 902,082,927 | |
| 10320 | martini | £ 266,861,163 | |
| 10321 | Marton Institute | £ 83,507,879 | |
| 10322 | Martydom | £ 42,943,748 | |
| 10323 | Martyr Inc | £ 8,895,123 | |
| 10324 | Marvel | £ 8,186,565 | |
| 10325 | Marxism Pte Ltd | £ 32,260,072 | |
| 10326 | Mary | £ 46,301,903 | |
| 10327 | mary celeste | £ 47,276,134 | |
| 10328 | Maryland Inc | £ 1,946,529 | |
| 10329 | MaSaMuNe | £ 389,549,396 | |
| 10330 | Mascots | £ 2,709,237 | |
| 10331 | mashsmashanddaash | £ 178,398 | |
| 10332 | Mask | £ 277,025,659 | |
| 10333 | Mass | £ 612,498,813 | |
| 10334 | Mass Destructi0n | £ -2,791,141 | |
| 10335 | Mass Destruction | £ 208,613,868 | |
| 10336 | Mass Distraction | £ 740,836,641 | |
| 10337 | Mass Extinctions | £ 151,887,470 | |
| 10338 | MaSs HiLiGhTeR | £ 55,491,788 | |
| 10339 | Mass Satisfaction | £ 108,172,069 | |
| 10340 | Massacre | £ 7,955,799 | |
| 10341 | Massage Rev Win | £ 1,080,472,344 | |
| 10342 | Massenet | £ 652,023,276 | |
| 10343 | Massive | £ 83,683,640 | |
| 10344 | Massive Attack | £ 40,160,601 | |
| 10345 | Massive Dong Enterprise | £ 5,754,083 | |
| 10346 | MASSIVE ELECTIONS | £ 16,692,085 | |
| 10347 | Massive Inc | £ 6,334,823 | |
| 10348 | Massively Small Inc. | £ 1,625,764,772 | |
| 10349 | Masta Ace Inc | £ 84,177,720 | |
| 10350 | Mastah Inc. | £ -5,386,656 | |
| 10351 | Master | £ 411,127,543 | |
| 10352 | Master Builders | £ 6,821,399 | |
| 10353 | master molloy2 | £ 3,015,413 | |
| 10354 | Master of Zelda | £ -757,416 | |
| 10355 | Master Sticker Peelers | £ 256,154 | |
| 10356 | Master Swords and Bows | £ 24,666,107 | |
| 10357 | Mastercard | £ 252,652,100 | |
| 10358 | mastermolloy1 | £ 4,589,292 | |
| 10359 | mastermolloy4 | £ 878,532 | |
| 10360 | mastertkd | £ 156,322,341 | |
| 10361 | Masterton | £ 9,742,506 | |
| 10362 | Mata.inc | £ 13,598,445 | |
| 10363 | Matador Cattle Company | £ 5,024,777 | |
| 10364 | matches | £ 795,209,718 | |
| 10365 | Matches plus Petrol | £ 242,186,794 | |
| 10366 | Matchlock | £ 324,682 | |
| 10367 | Materia | £ 19,046,923 | |
| 10368 | Mathewmatics | £ 6,466,483 | |
| 10369 | Matrix | £ 14,797,169 | |
| 10370 | Matrix Reimbursed | £ 134,369,263 | |
| 10371 | Mats | £ 6,079,772,915 | |
| 10372 | Matt Coprporations | £ 25,939,511 | |
| 10373 | Matt Corp 2 | £ 5,507,664 | |
| 10374 | Matt Lange | £ 171,005,052 | |
| 10375 | Matt Schaub | £ 210,415,111 | |
| 10376 | Matter | £ 51,260,910 | |
| 10377 | Matthews Kiosks | £ 877,790 | |
| 10378 | Mattikins | £ 50,000 | |
| 10379 | Matts money | £ 1,189,880 | |
| 10380 | Matts Place | £ 4,023,510 | |
| 10381 | Matty B Inc 7 | £ -331,481 | |
| 10382 | matty mears corporation | £ 7,886,001 | |
| 10383 | matty mears plc | £ 76,777,292 | |
| 10384 | MattyBinc | £ 69,763,618 | |
| 10385 | MattyBinc2 | £ 96,555,685 | |
| 10386 | MattyBinc3 | £ 38,675,838 | |
| 10387 | MattyBinc8 | £ 62,049,472 | |
| 10388 | Mau5trap | £ 939,845 | |
| 10389 | Mauro | £ 5,504,457 | |
| 10390 | mauro mania | £ 50,000 | |
| 10391 | maurotech | £ 548,809 | |
| 10392 | Mauve en Wit | £ 24,014,076 | |
| 10393 | Maverick Inc | £ 14,453,208 | |
| 10394 | Maverick Trouble Inc | £ 37,638,244 | |
| 10395 | Mavs | £ -158,119 | |
| 10396 | Maw | £ 5,504,812 | |
| 10397 | MaWahhh | £ 90,231,150 | |
| 10398 | MawkiMawki | £ 6,983,736 | |
| 10399 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 10400 | Max Power | £ 113,331,826 | |
