The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10301 | Matches plus Petrol | £ 244,831,764 | |
| 10302 | Matchlock | £ 324,682 | |
| 10303 | Materia | £ 19,046,923 | |
| 10304 | Mathewmatics | £ 6,466,483 | |
| 10305 | Matrix | £ 14,797,169 | |
| 10306 | Matrix Reimbursed | £ 134,369,263 | |
| 10307 | Mats | £ 6,072,274,542 | |
| 10308 | Matt Coprporations | £ 25,939,511 | |
| 10309 | Matt Corp 2 | £ 5,507,664 | |
| 10310 | Matt Lange | £ 171,005,052 | |
| 10311 | Matt Schaub | £ 210,415,111 | |
| 10312 | Matter | £ 27,855,996 | |
| 10313 | Matthews Kiosks | £ 877,790 | |
| 10314 | Mattikins | £ 50,000 | |
| 10315 | Matts money | £ 1,189,880 | |
| 10316 | Matts Place | £ 4,023,510 | |
| 10317 | Matty B Inc 7 | £ -331,481 | |
| 10318 | matty mears corporation | £ 7,886,001 | |
| 10319 | matty mears plc | £ 76,777,292 | |
| 10320 | MattyBinc | £ 69,763,618 | |
| 10321 | MattyBinc2 | £ 96,555,685 | |
| 10322 | MattyBinc3 | £ 38,675,838 | |
| 10323 | MattyBinc8 | £ 62,049,472 | |
| 10324 | Mau5trap | £ 939,845 | |
| 10325 | Mauro | £ 5,504,457 | |
| 10326 | mauro mania | £ 50,000 | |
| 10327 | maurotech | £ 548,809 | |
| 10328 | Mauve en Wit | £ 24,014,076 | |
| 10329 | Maverick Inc | £ 14,453,208 | |
| 10330 | Maverick Trouble Inc | £ 37,638,244 | |
| 10331 | Mavs | £ -158,119 | |
| 10332 | Maw | £ 5,504,812 | |
| 10333 | MaWahhh | £ 90,231,150 | |
| 10334 | MawkiMawki | £ 6,983,736 | |
| 10335 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 10336 | Max Power | £ 113,331,826 | |
| 10337 | MaxAttack Ltd | £ 773,584 | |
| 10338 | Maxima | £ 9,994,577 | |
| 10339 | Maximas | £ 50,000 | |
| 10340 | Maximum | £ -2,213,330 | |
| 10341 | Maximum Force | £ 756,904,724 | |
| 10342 | Maximum Profit | £ 5,583,604 | |
| 10343 | MaximumRetaliation | £ 345,639 | |
| 10344 | Maximus Inc | £ -27,673 | |
| 10345 | maximus industries | £ 52,863,673 | |
| 10346 | Maximus Pyrotechnics | £ -22,809,232 | |
| 10347 | Maximus Storage | £ 4,310,218 | |
| 10348 | Maximuscle | £ 3,759,106 | |
| 10349 | Maxxis | £ 2,547,439 | |
| 10350 | May | £ 321,223,063 | |
| 10351 | May Day | £ 10,362,997 | |
| 10352 | May Hay | £ 6,903,268 | |
| 10353 | may help | £ 23,308,617 | |
| 10354 | Maya | £ 788,764,343 | |
| 10355 | Mayans | £ 28,668,150 | |
| 10356 | Maybach Music | £ 12,470,379 | |
| 10357 | Mayhem | £ 116,618,582 | |
| 10358 | Mayoland Inc. | £ -390,754 | |
| 10359 | Maz1 | £ 4,123,280 | |
| 10360 | Maz2 | £ 4,145,139 | |
| 10361 | Maz3 | £ 4,137,031 | |
| 10362 | Maz4 | £ 4,101,386 | |
| 10363 | Maziacs | £ 214,690,206 | |
| 10364 | MazManInc | £ 258,718 | |
| 10365 | mbm | £ 81,202,527 | |
| 10366 | mc3 | £ 62,358,543 | |
| 10367 | Mcboobs Knocking Shops | £ 27,084 | |
| 10368 | mcbuttface | £ 3,955,729 | |
| 10369 | McCann Ind | £ -29,449 | |
| 10370 | McCormick Enterprises | £ 704,217 | |
| 10371 | McDAB | £ 53,108,625 | |
| 10372 | McDonalds | £ 18,885,463 | |
| 10373 | Mcdonalds Corporation | £ 134,518,979 | |
| 10374 | McDonaldsZim | £ 63,176,931 | |
| 10375 | McDumponface | £ 3,660 | |
| 10376 | McFadden | £ -131,571 | |
| 10377 | Mcfc88 | £ 5,201,809 | |
| 10378 | McGarrett | £ 193,129,471 | |
| 10379 | McGeeters | £ 83,681 | |
| 10380 | McGirk Waste Management | £ 2,848,421 | |
| 10381 | MCI Communications | £ 134,374,955 | |
| 10382 | Mckutchen | £ 1,830,803 | |
| 10383 | Mclaren Mercedes | £ 2,778,685 | |
| 10384 | McLovin | £ 2,299,983 | |
| 10385 | mcm | £ 57,999,853 | |
| 10386 | McNasty Burgers | £ 61,139,769 | |
| 10387 | McNuthugger | £ 5,002,136 | |
| 10388 | MCOC | £ 56,966,011 | |
| 10389 | Mcsmash | £ -11,927 | |
| 10390 | MDD Company | £ 34,883,687 | |
| 10391 | MDD3 company | £ 52,874,397 | |
| 10392 | MDD4 company | £ 39,561,399 | |
| 10393 | MDMA | £ 58,653,746 | |
| 10394 | Mdog 4 life | £ 111,028,668 | |
| 10395 | Mdog Enterprises | £ 241,225,148 | |
| 10396 | MDW Business | £ 5,507,240 | |
| 10397 | Me And I | £ 629,795 | |
| 10398 | me corp | £ 2,801,416 | |
| 10399 | Me crack in | £ 131,344,322 | |
| 10400 | me free | £ 367,615,854 | |
