The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10601 | Mavs | £ -158,119 | |
| 10602 | Maw | £ 5,504,812 | |
| 10603 | MaWahhh | £ 90,231,150 | |
| 10604 | MawkiMawki | £ 6,983,736 | |
| 10605 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 10606 | Max Power | £ 113,331,826 | |
| 10607 | MaxAttack Ltd | £ 773,584 | |
| 10608 | Maxima | £ 9,994,577 | |
| 10609 | Maximas | £ 50,000 | |
| 10610 | Maximum | £ -2,213,330 | |
| 10611 | Maximum Force | £ 756,904,724 | |
| 10612 | Maximum Profit | £ 5,583,604 | |
| 10613 | MaximumRetaliation | £ 345,639 | |
| 10614 | Maximus Inc | £ -27,673 | |
| 10615 | maximus industries | £ 52,863,673 | |
| 10616 | Maximus Pyrotechnics | £ -22,809,232 | |
| 10617 | Maximus Storage | £ 4,310,218 | |
| 10618 | Maximuscle | £ 3,759,106 | |
| 10619 | Maxxis | £ 2,547,439 | |
| 10620 | May | £ 321,223,063 | |
| 10621 | May Day | £ 10,362,997 | |
| 10622 | May Hay | £ 6,903,268 | |
| 10623 | may help | £ 23,308,617 | |
| 10624 | Maya | £ 788,764,343 | |
| 10625 | Mayans | £ 28,668,150 | |
| 10626 | Maybach Music | £ 12,470,379 | |
| 10627 | Mayhem | £ 116,618,582 | |
| 10628 | Mayoland Inc. | £ -390,754 | |
| 10629 | Maz1 | £ 4,123,280 | |
| 10630 | Maz2 | £ 4,145,139 | |
| 10631 | Maz3 | £ 4,137,031 | |
| 10632 | Maz4 | £ 4,101,386 | |
| 10633 | Maziacs | £ 214,690,206 | |
| 10634 | MazManInc | £ 258,718 | |
| 10635 | mbm | £ 81,202,527 | |
| 10636 | Mc Dowells 2.0 | £ 14,294,011 | |
| 10637 | mc3 | £ 62,358,543 | |
| 10638 | Mcboobs Knocking Shops | £ 27,084 | |
| 10639 | mcbuttface | £ 3,955,729 | |
| 10640 | McCann Ind | £ -29,449 | |
| 10641 | McCon Inc. | £ 82,346,992 | |
| 10642 | McCormick Enterprises | £ 704,217 | |
| 10643 | McDAB | £ 53,108,625 | |
| 10644 | McDonalds | £ 18,885,463 | |
| 10645 | Mcdonalds Corporation | £ 134,518,979 | |
| 10646 | McDonaldsZim | £ 63,176,931 | |
| 10647 | McDumponface | £ 3,660 | |
| 10648 | McFadden | £ -131,571 | |
| 10649 | Mcfc88 | £ 5,201,809 | |
| 10650 | McGarrett | £ 193,129,471 | |
| 10651 | McGeeters | £ 83,681 | |
| 10652 | McGirk Waste Management | £ 2,848,421 | |
| 10653 | MCI Communications | £ 134,374,955 | |
| 10654 | Mckutchen | £ 1,830,803 | |
| 10655 | Mclaren Mercedes | £ 2,778,685 | |
| 10656 | McLovin | £ 2,299,983 | |
| 10657 | mcm | £ 57,999,853 | |
| 10658 | McNasty Burgers | £ 61,139,769 | |
| 10659 | McNuthugger | £ 5,002,136 | |
| 10660 | MCOC | £ 56,966,011 | |
| 10661 | Mcsmash | £ -11,927 | |
| 10662 | MDD Company | £ 34,883,687 | |
| 10663 | MDD3 company | £ 52,874,397 | |
| 10664 | MDD4 company | £ 39,561,399 | |
| 10665 | MDMA | £ 58,653,746 | |
| 10666 | Mdog 4 life | £ 111,028,668 | |
| 10667 | Mdog Enterprises | £ 241,225,148 | |
| 10668 | MDW Business | £ 5,507,240 | |
| 10669 | Me And I | £ 629,795 | |
| 10670 | me corp | £ 2,801,416 | |
| 10671 | Me crack in | £ 131,344,322 | |
| 10672 | me free | £ 367,615,854 | |
| 10673 | Me Only | £ 4,926,881 | |
| 10674 | Me Please | £ 82,095,731 | |
| 10675 | Me Silly | £ 106,123,518 | |
| 10676 | Me to see | £ 62,947,323 | |
| 10677 | Me, Im Counting | £ 4,820,143,977 | |
| 10678 | MEA | £ 356,839,045 | |
| 10679 | Meadow | £ 349,035,541 | |
| 10680 | Meal Time | £ 53,033,234 | |
| 10681 | Mean and Deadly LTD | £ 10,098,464 | |
| 10682 | Mean Electricity Ltd | £ -5,065,941 | |
| 10683 | Mean Machine | £ 174,248,395 | |
| 10684 | Mean Machine 10 | £ 101,887,250 | |
| 10685 | Mean Machine 11 | £ 83,273,024 | |
| 10686 | Mean Machine 12 | £ 24,847,409 | |
| 10687 | Mean Machine 2 | £ 112,632,517 | |
| 10688 | Mean Machine 3 | £ 125,726,960 | |
| 10689 | Mean Machine 4 | £ 180,450,398 | |
| 10690 | Mean Machine 5 | £ 160,955,182 | |
| 10691 | Mean Machine 6 | £ 135,487,477 | |
| 10692 | Mean Machine 7 | £ 104,371,655 | |
| 10693 | Mean Machine 8 | £ 124,950,567 | |
| 10694 | Mean Machine 9 | £ 104,923,716 | |
| 10695 | Meanies | £ 8,065,960 | |
| 10696 | Meaning | £ 261,740,977 | |
| 10697 | meanmoney | £ 288,694 | |
| 10698 | Means | £ 369,272,602 | |
| 10699 | Meastro2 | £ 239,761 | |
| 10700 | Measurement | £ 102,893,591 | |
