The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14701 | MJIII | £ 1,341,503 | |
| 14702 | MJIV | £ 334,370 | |
| 14703 | MJJ Incorporated | £ 1,023,622,671 | |
| 14704 | MJLee | £ 12,045,209 | |
| 14705 | MJM 2 | £ 50,000 | |
| 14706 | MJM Games | £ 921,860 | |
| 14707 | Mjolnir | £ 8,550,419,119 | |
| 14708 | MJP Enterprises | £ -2,209,310 | |
| 14709 | MK II | £ 50,000 | |
| 14710 | MK Ultra | £ -17,913,353 | |
| 14711 | Mk11 | £ 182,096,165 | |
| 14712 | MkIII Industries | £ 5,121,147 | |
| 14713 | MKL | £ 4,926,291,030 | |
| 14714 | mkyumku | £ 1,322,486 | |
| 14715 | mlawenterprise | £ 206,267,702 | |
| 14716 | mlawenterprises | £ 74,433,740 | |
| 14717 | MLH Industries | £ 31,163,815 | |
| 14718 | MLM | £ 27,237,421,795 | |
| 14719 | MLM Group | £ 153,402,015 | |
| 14720 | MM Holdings | £ 2,544,329,894 | |
| 14721 | MM Holdings 2 | £ 81,307,923 | |
| 14722 | MM Holdings 3 | £ 81,131,075 | |
| 14723 | MM Holdings 4 | £ 79,292,186 | |
| 14724 | MMA | £ 14,208,696 | |
| 14725 | MMI | £ 3,194,811 | |
| 14726 | MMI Holdings | £ 2,450,207 | |
| 14727 | MMI2 | £ 4,617,014 | |
| 14728 | MMI3 | £ 161,241 | |
| 14729 | mmmHHHMmm | £ 1,268,288 | |
| 14730 | MMMM CAKE | £ 11,700,419 | |
| 14731 | MMORPG | £ 386,202,529 | |
| 14732 | MMS | £ 728,736 | |
| 14733 | MN Painting | £ 69,865,838 | |
| 14734 | mnb | £ 5,869,704 | |
| 14735 | MNGA | £ -591,189 | |
| 14736 | Mo Alba | £ 497,470,179 | |
| 14737 | MO Factory | £ 52,455,961 | |
| 14738 | Moa Gu | £ 75,466,895 | |
| 14739 | moarbkup | £ 5,508,731 | |
| 14740 | moarCarparks | £ 5,546,279 | |
| 14741 | MOASS | £ 10,968,075 | |
| 14742 | Mob Life Inc | £ 5,489,924 | |
| 14743 | Mob Mentality | £ 3,456,883 | |
| 14744 | Mob Rule | £ 187,313,616 | |
| 14745 | Mobbin Service | £ 37,804,870 | |
| 14746 | MobLand | £ 47,730,903 | |
| 14747 | Mochrum | £ 1,072,197,544 | |
| 14748 | Mockingbird Heights | £ 427,756,411 | |
| 14749 | Mod786 | £ 28,058,765 | |
| 14750 | Mod7866 | £ 5,631,868 | |
| 14751 | model | £ 126,900,274 | |
| 14752 | Model 1910 | £ 15,519,029 | |
| 14753 | Model in Black | £ 32,036,184 | |
| 14754 | model1 | £ 298,042,055 | |
| 14755 | Moderate Pharmaceuticals | £ 7,403,273 | |
| 14756 | Modern Chemistry | £ 50,000 | |
| 14757 | Modern Day Filth | £ 39,727,103 | |
| 14758 | Modern Gaming Prices | £ 91,104,912 | |
| 14759 | modern homes and windows | £ 61,033,378 | |
| 14760 | modern society | £ 47,701,385 | |
| 14761 | Modernization | £ 38,946,426 | |
| 14762 | Modus operandi | £ 267,935,514 | |
| 14763 | mog | £ 62,817,831 | |
| 14764 | MoguMogu | £ 50,000 | |
| 14765 | Mogwai | £ 2,864,817,576 | |
| 14766 | Mohawk | £ 5,884,779 | |
| 14767 | mohicans | £ 87,704,089 | |
| 14768 | MoIIy | £ 22,448,748 | |
| 14769 | MoIly | £ 15,318,712 | |
| 14770 | Moist Industries | £ 375,651,044 | |
| 14771 | Mojacar | £ 141,096,958 | |
| 14772 | MojoMonies | £ -11,896,511 | |
| 14773 | molenstraat | £ 2,013,822 | |
| 14774 | Molko | £ 88,524,189 | |
| 14775 | Molly | £ 58,389,036 | |
| 14776 | Molokozavod | £ 8,147,120 | |
| 14777 | Molotov | £ 4,678,705,578 | |
| 14778 | Moltara | £ 54,192,732 | |
| 14779 | Moltisanti | £ 88,259,217 | |
| 14780 | Moltke Enterprises | £ 58,439,943 | |
| 14781 | mom | £ 316,315,222 | |
| 14782 | MomCorp | £ 1,768,330 | |
| 14783 | Moment | £ 50,000 | |
| 14784 | Moments | £ 63,735,380 | |
| 14785 | momhap | £ 191,356,277 | |
| 14786 | MommaJune | £ 5,871,123 | |
| 14787 | mommy issues | £ 23,058,209 | |
| 14788 | MOMOO | £ 147,977 | |
| 14789 | Moms diner | £ 125,413 | |
| 14790 | Mon | £ 8,704,871 | |
| 14791 | Mona Lisa | £ 13,002,362 | |
| 14792 | Monaco | £ 43,667,263 | |
| 14793 | Monarch | £ 934,949 | |
| 14794 | Monarchic | £ 27,179,904 | |
| 14795 | Moncrot | £ 2,803,567 | |
| 14796 | Moncton | £ 577,953,358 | |
| 14797 | monday morning again | £ 54,765,453 | |
| 14798 | Monetary Policy | £ -1,515,538 | |
| 14799 | Money | £ 56,804,752 | |
| 14800 | Money Bags | £ 4,555,558 | |
