The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12501 | Mod786 | £ 28,058,765 | |
| 12502 | Mod7866 | £ 5,631,868 | |
| 12503 | Mode | £ 401,332,556 | |
| 12504 | model | £ 126,900,274 | |
| 12505 | Model 1910 | £ 15,519,029 | |
| 12506 | Model in Black | £ 32,036,184 | |
| 12507 | model1 | £ 298,042,055 | |
| 12508 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 12509 | Modern Chemistry | £ 50,000 | |
| 12510 | Modern Day Filth | £ 39,727,103 | |
| 12511 | modern homes and windows | £ 60,782,477 | |
| 12512 | Modern Medicine | £ 697,599,076 | |
| 12513 | Modus operandi | £ 101,304,768 | |
| 12514 | mog | £ 62,817,831 | |
| 12515 | MoguMogu | £ 50,000 | |
| 12516 | Mogwai | £ 2,480,885,416 | |
| 12517 | Mohawk | £ 5,884,779 | |
| 12518 | mohicans | £ 87,704,089 | |
| 12519 | Mojacar | £ 16,569,957 | |
| 12520 | Mojacar Playa | £ 4,415,605 | |
| 12521 | MojoMonies | £ -11,896,511 | |
| 12522 | Mojon Inc | £ 2,533,275 | |
| 12523 | Moldy Bread | £ 3,146,415 | |
| 12524 | Mole | £ 2,572,348 | |
| 12525 | molenstraat | £ 2,013,822 | |
| 12526 | Molko | £ 88,524,189 | |
| 12527 | Molly | £ 58,389,036 | |
| 12528 | Molokozavod | £ 8,147,120 | |
| 12529 | Molotov | £ 4,678,705,578 | |
| 12530 | Moltisanti | £ 88,259,217 | |
| 12531 | Moltke Enterprises | £ 58,439,943 | |
| 12532 | mom | £ 316,315,222 | |
| 12533 | MomCorp | £ 1,768,330 | |
| 12534 | Moment | £ 50,000 | |
| 12535 | Moments | £ 63,735,380 | |
| 12536 | MommaJune | £ 5,871,123 | |
| 12537 | Mommy | £ 7,669,413 | |
| 12538 | MOMOO | £ 147,977 | |
| 12539 | Moms diner | £ 125,413 | |
| 12540 | Mon | £ 8,704,871 | |
| 12541 | Monaco | £ 43,667,263 | |
| 12542 | Monarchic | £ 27,179,904 | |
| 12543 | Monastery | £ 1,678,761 | |
| 12544 | Moncrot | £ 2,803,567 | |
| 12545 | Moncton | £ 577,953,358 | |
| 12546 | Mondays | £ 16,335,642 | |
| 12547 | Monetary Policy | £ -1,515,538 | |
| 12548 | Money | £ 56,804,752 | |
| 12549 | Money Bags | £ 4,555,558 | |
| 12550 | Money Club | £ 3,724,557 | |
| 12551 | Money Heist | £ 473,267,832 | |
| 12552 | Money Inc. | £ 5,469,873 | |
| 12553 | Money Laundering | £ 261,958,225 | |
| 12554 | Money Lenders | £ 11,476,352 | |
| 12555 | Money Ltd | £ 4,615,437 | |
| 12556 | money mad | £ 3,798,586 | |
| 12557 | Money Maker | £ 5,061,369 | |
| 12558 | Money Mule | £ 893,799 | |
| 12559 | Money Shop | £ 203,493 | |
| 12560 | Money to Blow | £ 231,119,815 | |
| 12561 | Money Train | £ 5,507,812 | |
| 12562 | Moneyball | £ 83,351,921 | |
| 12563 | MoneyInc | £ 30,406,225 | |
| 12564 | MoneyMaker | £ 6,039,073 | |
| 12565 | MoneyMaker Incorporated | £ -196,573 | |
| 12566 | MoneyNoEnough | £ 4,268,780 | |
| 12567 | Moneys-R-Us | £ 329,378 | |
| 12568 | MoneysRus | £ 50,000 | |
| 12569 | Mong | £ 23,693,099 | |
| 12570 | Mongeral World | £ 54,700,169 | |
| 12571 | Mongol Empire | £ 1,372,057 | |
| 12572 | Mongolian | £ 711,219 | |
| 12573 | mongs | £ 43,459,377 | |
| 12574 | Monies | £ 5,807,618 | |
| 12575 | Monitor | £ 38,036,968 | |
| 12576 | monk 1111 | £ 81,826,230 | |
| 12577 | monk 3333 | £ 98,426,009 | |
| 12578 | monk 3566 | £ 79,425,725 | |
| 12579 | monk 4444 | £ 51,407,478 | |
| 12580 | monk 4726 | £ 76,980,743 | |
| 12581 | monk 5555 | £ 80,711,220 | |
| 12582 | monk 7686 | £ 130,082,249 | |
| 12583 | monk 8965 | £ 128,819,700 | |
| 12584 | monk2222 | £ 76,782,380 | |
| 12585 | monkey | £ 111,502 | |
| 12586 | Monkey business inc. | £ 8,421,825 | |
| 12587 | Monkey Filthy | £ 50,000 | |
| 12588 | Monkey God | £ 32,686,454 | |
| 12589 | Monkey INC | £ 372,125 | |
| 12590 | Monkey Inc. | £ 1,473,921 | |
| 12591 | Monkey Island | £ 45,335,002 | |
| 12592 | Monkey Magic | £ 4,304,503 | |
| 12593 | Monkey Nuts | £ 107,296,533 | |
| 12594 | Monkey World | £ 125,567,620 | |
| 12595 | Monkeys | £ 2,905,653,025 | |
| 12596 | MONKEYtherealGOD | £ 166,563 | |
| 12597 | Monks | £ 4,745,903 | |
| 12598 | Monky Corp. | £ 3,340,451 | |
| 12599 | MonoBlock I | £ 425,298 | |
| 12600 | monopoly | £ 1,204,088,496 | |
