The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14001 | MawkiMawki | £ 6,983,736 | |
| 14002 | maws house of life | £ 39,699,207 | |
| 14003 | maws house of life 3 | £ 14,416,934 | |
| 14004 | maws house of life2 | £ 9,040,544 | |
| 14005 | Max | £ 32,846,000 | |
| 14006 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 14007 | Max Pain | £ 135,911,956 | |
| 14008 | MaxAttack Ltd | £ 773,584 | |
| 14009 | Maxima | £ 9,994,577 | |
| 14010 | Maximas | £ 50,000 | |
| 14011 | Maximize your Lips | £ 3,373,774 | |
| 14012 | Maximum | £ -2,213,330 | |
| 14013 | Maximum Appeal Lettings | £ 53,831,178 | |
| 14014 | Maximum Force | £ 756,904,724 | |
| 14015 | Maximum Profit | £ 5,583,604 | |
| 14016 | MaximumRetaliation | £ 345,639 | |
| 14017 | Maximus Inc | £ -27,673 | |
| 14018 | maximus industries | £ 52,863,673 | |
| 14019 | Maximus Pyrotechnics | £ -22,809,232 | |
| 14020 | Maximus Storage | £ 4,310,218 | |
| 14021 | Maximuscle | £ 3,759,106 | |
| 14022 | Maxo-Million | £ 255,158 | |
| 14023 | Maxxis | £ 2,547,439 | |
| 14024 | May | £ 321,223,063 | |
| 14025 | may help | £ 23,308,617 | |
| 14026 | Maya | £ 857,798,735 | |
| 14027 | Mayans | £ 28,668,150 | |
| 14028 | Mayans MC | £ 534,483,827 | |
| 14029 | Maybach Music | £ 12,470,379 | |
| 14030 | Maybe next day | £ 3,220,045 | |
| 14031 | Maybe tomorrow | £ 8,640,605 | |
| 14032 | Mayday | £ 1,957,450 | |
| 14033 | Mayfair | £ 44,991,101 | |
| 14034 | Mayhem | £ 116,618,582 | |
| 14035 | Mayhem. | £ 190,710,281 | |
| 14036 | Mayoland Inc. | £ -390,754 | |
| 14037 | Maz1 | £ 4,123,280 | |
| 14038 | Maz2 | £ 4,145,139 | |
| 14039 | Maz3 | £ 4,137,031 | |
| 14040 | Maz4 | £ 4,101,386 | |
| 14041 | Mazda | £ 9,519,369 | |
| 14042 | Mazeryk Enterprise | £ 84,958,060 | |
| 14043 | Maziacs | £ 214,690,206 | |
| 14044 | MazManInc | £ 258,718 | |
| 14045 | mbm | £ 81,202,527 | |
| 14046 | Mc Dowells 2.0 | £ 14,294,011 | |
| 14047 | mc3 | £ 62,358,543 | |
| 14048 | McBombFace | £ 3,871,640 | |
| 14049 | Mcboobs Knocking Shops | £ 27,084 | |
| 14050 | mcbuttface | £ 3,955,729 | |
| 14051 | McCann Ind | £ -29,449 | |
| 14052 | McClaren | £ 5,510,036 | |
| 14053 | McCompanyFace | £ 123,872,311 | |
| 14054 | McCon Inc. | £ 82,346,992 | |
| 14055 | McCormick Enterprises | £ 704,217 | |
| 14056 | McCullagh | £ 80,199,001 | |
| 14057 | McDAB | £ 76,475,382 | |
| 14058 | McDavid | £ 5,507,687 | |
| 14059 | McDonalds | £ 18,885,463 | |
| 14060 | Mcdonalds Corporation | £ 134,518,979 | |
| 14061 | McDonaldsZim | £ 63,176,931 | |
| 14062 | McDuck Enterprises | £ 106,482,035 | |
| 14063 | McDumponface | £ 3,660 | |
| 14064 | McFadden | £ -131,571 | |
| 14065 | Mcfc88 | £ 20,094,751 | |
| 14066 | McGeeters | £ 83,681 | |
| 14067 | McGill | £ 57,454,210 | |
| 14068 | McGirk Waste Management | £ 86,656 | |
| 14069 | MCI Communications | £ 134,374,955 | |
| 14070 | McIntyre | £ 70,204,530 | |
| 14071 | Mclaren Mercedes | £ 2,778,685 | |
| 14072 | McLeod | £ 614,364,534 | |
| 14073 | McLovin | £ 2,299,983 | |
| 14074 | mclovin inc | £ -861,532 | |
| 14075 | mcm | £ 57,999,853 | |
| 14076 | McMurray | £ 400,570,617 | |
| 14077 | McNasty Burgers | £ 61,139,769 | |
| 14078 | MCOC | £ 56,966,011 | |
| 14079 | Mcsmash | £ -11,927 | |
| 14080 | MDD Company | £ 34,883,687 | |
| 14081 | MDD3 company | £ 52,874,397 | |
| 14082 | MDD4 company | £ 39,561,399 | |
| 14083 | MDMA | £ 58,653,746 | |
| 14084 | Mdog 4 life | £ 233,659,584 | |
| 14085 | Mdog Enterprises | £ 164,256,199 | |
| 14086 | MDP | £ 726,798,422 | |
| 14087 | MDW Business | £ 5,507,240 | |
| 14088 | Me And I | £ 629,795 | |
| 14089 | me corp | £ 2,801,416 | |
| 14090 | Me crack in | £ 131,344,322 | |
| 14091 | Me Old Mucker | £ -6,428,227 | |
| 14092 | Me Please | £ 82,095,731 | |
| 14093 | Me Silly | £ 106,123,518 | |
| 14094 | Me to see | £ 62,947,323 | |
| 14095 | Me, Im Counting | £ 4,820,143,977 | |
| 14096 | MEA | £ 356,839,045 | |
| 14097 | Meadow | £ 349,035,541 | |
| 14098 | Meal Time | £ 53,033,234 | |
| 14099 | Mean and Deadly LTD | £ 10,098,464 | |
| 14100 | Mean Electricity Ltd | £ -5,065,941 | |
