The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14101 | Massive Inc | £ 6,334,823 | |
| 14102 | Masta Ace Inc | £ 84,177,720 | |
| 14103 | Mastah Holdings | £ 5,504,546 | |
| 14104 | Master Baker | £ 2,027,580 | |
| 14105 | Master bates | £ 4,767 | |
| 14106 | Master Builders | £ 6,821,399 | |
| 14107 | master molloy2 | £ 3,015,413 | |
| 14108 | Master of Zelda | £ -757,416 | |
| 14109 | Master Splinter | £ 462,884,484 | |
| 14110 | Master Sticker Peelers | £ 256,154 | |
| 14111 | Master Swords and Bows | £ 130,113,664 | |
| 14112 | Masterbuilt | £ 552,143,649 | |
| 14113 | mastermolloy1 | £ 4,589,292 | |
| 14114 | mastermolloy4 | £ 878,532 | |
| 14115 | Masters | £ 1,276,472,914 | |
| 14116 | mastertkd | £ 156,322,341 | |
| 14117 | Masterton | £ 9,742,506 | |
| 14118 | Mata.inc | £ 13,598,445 | |
| 14119 | Matador Cattle Company | £ 5,024,777 | |
| 14120 | matches | £ 795,209,718 | |
| 14121 | Matches plus Petrol | £ 250,708,917 | |
| 14122 | Matchlock | £ 324,682 | |
| 14123 | Matchstick Men | £ 49,555,217 | |
| 14124 | Materia | £ 19,046,923 | |
| 14125 | Materials | £ 5,293,904 | |
| 14126 | Mathewmatics | £ 6,466,483 | |
| 14127 | Matrix | £ 14,797,169 | |
| 14128 | Matrix Industries | £ 30,899,641 | |
| 14129 | Matrix Reimbursed | £ 134,369,263 | |
| 14130 | Mats | £ 6,079,772,915 | |
| 14131 | Matt Coprporations | £ 25,939,511 | |
| 14132 | Matt Corp 2 | £ 5,507,664 | |
| 14133 | Matt Schaub | £ 210,415,111 | |
| 14134 | Matter | £ 811,765,265 | |
| 14135 | matthew martin | £ 11,196,263 | |
| 14136 | Matthews Kiosks | £ 877,790 | |
| 14137 | Mattikins | £ 50,000 | |
| 14138 | MattMurdoch | £ 66,808,737 | |
| 14139 | Matts money | £ 1,189,880 | |
| 14140 | Matts Place | £ 4,023,510 | |
| 14141 | Mattski Inc | £ 101,392 | |
| 14142 | Matty B Inc 7 | £ -331,481 | |
| 14143 | matty mears corporation | £ 7,886,001 | |
| 14144 | matty mears plc | £ 76,777,292 | |
| 14145 | MattyBinc | £ 69,763,618 | |
| 14146 | MattyBinc2 | £ 96,555,685 | |
| 14147 | MattyBinc3 | £ 38,675,838 | |
| 14148 | MattyBinc8 | £ 62,049,472 | |
| 14149 | Mau5trap | £ 939,845 | |
| 14150 | Maui Waui | £ -690,143 | |
| 14151 | Mauro | £ 5,504,457 | |
| 14152 | mauro mania | £ 50,000 | |
| 14153 | maurotech | £ 548,809 | |
| 14154 | Mauve en Wit | £ 29,086,507 | |
| 14155 | Maverick Inc | £ 14,453,208 | |
| 14156 | Maverick Trouble Inc | £ 37,638,244 | |
| 14157 | Mavs | £ -158,119 | |
| 14158 | Maw | £ 5,504,812 | |
| 14159 | MaWahhh | £ 90,231,150 | |
| 14160 | MawkiMawki | £ 6,983,736 | |
| 14161 | maws house of life | £ 39,699,207 | |
| 14162 | maws house of life 3 | £ 14,416,934 | |
| 14163 | maws house of life2 | £ 9,040,544 | |
| 14164 | Max | £ 41,065,656 | |
| 14165 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 14166 | Max Pain | £ 135,911,956 | |
| 14167 | MaxAttack Ltd | £ 773,584 | |
| 14168 | Maxima | £ 9,994,577 | |
| 14169 | Maximas | £ 50,000 | |
| 14170 | Maximize your Lips | £ 3,373,774 | |
| 14171 | Maximum | £ -2,213,330 | |
| 14172 | Maximum Appeal Lettings | £ 125,845,564 | |
| 14173 | Maximum Force | £ 756,904,724 | |
| 14174 | Maximum Profit | £ 5,583,604 | |
| 14175 | MaximumRetaliation | £ 345,639 | |
| 14176 | Maximus Inc | £ -27,673 | |
| 14177 | maximus industries | £ 52,863,673 | |
| 14178 | Maximus Pyrotechnics | £ -22,809,232 | |
| 14179 | Maximus Storage | £ 4,310,218 | |
| 14180 | Maximuscle | £ 3,759,106 | |
| 14181 | Maxo-Million | £ 255,158 | |
| 14182 | Maxxis | £ 2,547,439 | |
| 14183 | May | £ 321,223,063 | |
| 14184 | may help | £ 23,308,617 | |
| 14185 | Maya | £ 857,798,735 | |
| 14186 | Mayans | £ 28,668,150 | |
| 14187 | Mayans MC | £ 544,066,754 | |
| 14188 | Maybach Music | £ 12,470,379 | |
| 14189 | Maybe next day | £ 3,220,045 | |
| 14190 | Maybe tomorrow | £ 8,640,605 | |
| 14191 | Mayday | £ 1,957,450 | |
| 14192 | Mayfair | £ 44,991,101 | |
| 14193 | Mayhem | £ 116,618,582 | |
| 14194 | Mayhem. | £ 192,620,625 | |
| 14195 | Mayoland Inc. | £ -390,754 | |
| 14196 | Maz1 | £ 4,123,280 | |
| 14197 | Maz2 | £ 4,145,139 | |
| 14198 | Maz3 | £ 4,137,031 | |
| 14199 | Maz4 | £ 4,101,386 | |
| 14200 | Mazda | £ 9,519,369 | |
