The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13901 | Mass Satisfaction | £ 108,172,069 | |
| 13902 | Massachusetts | £ 150,502,062 | |
| 13903 | Massacre | £ 7,955,799 | |
| 13904 | Massage Rev Win | £ 1,080,472,344 | |
| 13905 | Massenet | £ 652,023,276 | |
| 13906 | Massive | £ 83,683,640 | |
| 13907 | Massive Attack | £ 40,160,601 | |
| 13908 | Massive Debt | £ 209,734,802 | |
| 13909 | Massive Dong Enterprise | £ 5,754,083 | |
| 13910 | MASSIVE ELECTIONS | £ 16,692,085 | |
| 13911 | Massive Inc | £ 6,334,823 | |
| 13912 | Masta Ace Inc | £ 84,177,720 | |
| 13913 | Mastah Holdings | £ 5,504,546 | |
| 13914 | Master bates | £ 4,767 | |
| 13915 | Master Builders | £ 6,821,399 | |
| 13916 | master molloy2 | £ 3,015,413 | |
| 13917 | Master of Zelda | £ -757,416 | |
| 13918 | Master Splinter | £ 462,884,484 | |
| 13919 | Master Sticker Peelers | £ 5,706,681 | |
| 13920 | Master Swords and Bows | £ 167,987,131 | |
| 13921 | Masterbuilt | £ 552,143,649 | |
| 13922 | Masterchef Australia | £ 3,421,998 | |
| 13923 | mastermolloy1 | £ 4,589,292 | |
| 13924 | mastermolloy4 | £ 878,532 | |
| 13925 | Masters | £ 1,276,766,469 | |
| 13926 | mastertkd | £ 156,322,341 | |
| 13927 | Masterton | £ 9,742,506 | |
| 13928 | Mata.inc | £ 13,598,445 | |
| 13929 | Matador Cattle Company | £ 5,024,777 | |
| 13930 | matches | £ 795,209,718 | |
| 13931 | Matches plus Petrol | £ 250,708,917 | |
| 13932 | Matchlock | £ 324,682 | |
| 13933 | Matchstick Men | £ 49,555,217 | |
| 13934 | Materia | £ 23,050,357 | |
| 13935 | Materials | £ 5,293,904 | |
| 13936 | Mathewmatics | £ 6,466,483 | |
| 13937 | Matrix Industries | £ 30,899,641 | |
| 13938 | Matrix Reimbursed | £ 134,369,263 | |
| 13939 | Mats | £ 6,079,772,915 | |
| 13940 | Matt Coprporations | £ 25,939,511 | |
| 13941 | Matt Corp 2 | £ 5,507,664 | |
| 13942 | Matt Schaub | £ 210,415,111 | |
| 13943 | Matter | £ 815,309,308 | |
| 13944 | matthew martin | £ 11,196,263 | |
| 13945 | Matthews Kiosks | £ 877,790 | |
| 13946 | Mattikins | £ 50,000 | |
| 13947 | MattMurdoch | £ 66,808,737 | |
| 13948 | Matts money | £ 1,189,880 | |
| 13949 | Matts Place | £ 4,023,510 | |
| 13950 | Mattski Inc | £ 101,392 | |
| 13951 | Matty B Inc 7 | £ -331,481 | |
| 13952 | matty mears corporation | £ 7,886,001 | |
| 13953 | matty mears plc | £ 76,777,292 | |
| 13954 | MattyBinc | £ 69,763,618 | |
| 13955 | MattyBinc2 | £ 96,555,685 | |
| 13956 | MattyBinc3 | £ 38,675,838 | |
| 13957 | MattyBinc8 | £ 62,049,472 | |
| 13958 | Mau5trap | £ 939,845 | |
| 13959 | Maui Waui | £ -690,143 | |
| 13960 | Mauro | £ 5,504,457 | |
| 13961 | mauro mania | £ 50,000 | |
| 13962 | maurotech | £ 548,809 | |
| 13963 | Mauve en Wit | £ 29,086,507 | |
| 13964 | Maverick Inc | £ 14,453,208 | |
| 13965 | Maverick Trouble Inc | £ 37,638,244 | |
| 13966 | Mavs | £ -158,119 | |
| 13967 | Maw | £ 5,504,812 | |
| 13968 | MaWahhh | £ 90,231,150 | |
| 13969 | MawkiMawki | £ 6,983,736 | |
| 13970 | maws house of life | £ 39,699,207 | |
| 13971 | maws house of life 3 | £ 14,416,934 | |
| 13972 | maws house of life2 | £ 9,040,544 | |
| 13973 | Max | £ 28,612,154 | |
| 13974 | Max Cash Grab Stuff Inc | £ 4,492,788 | |
| 13975 | Max Pain | £ 135,911,956 | |
| 13976 | MaxAttack Ltd | £ 773,584 | |
| 13977 | Maxima | £ 9,994,577 | |
| 13978 | Maximas | £ 50,000 | |
| 13979 | Maximize your Lips | £ 3,373,774 | |
| 13980 | Maximum | £ -2,213,330 | |
| 13981 | Maximum Appeal Lettings | £ 184,838,364 | |
| 13982 | Maximum Force | £ 756,904,724 | |
| 13983 | Maximum Profit | £ 5,583,604 | |
| 13984 | MaximumRetaliation | £ 345,639 | |
| 13985 | Maximus Inc | £ -27,673 | |
| 13986 | maximus industries | £ 52,863,673 | |
| 13987 | Maximus Pyrotechnics | £ -22,809,232 | |
| 13988 | Maximus Storage | £ 4,310,218 | |
| 13989 | Maximuscle | £ 3,759,106 | |
| 13990 | Maxo-Million | £ 255,158 | |
| 13991 | Maxxis | £ 2,547,439 | |
| 13992 | May | £ 321,223,063 | |
| 13993 | may help | £ 23,308,617 | |
| 13994 | Maya | £ 857,798,735 | |
| 13995 | Mayans | £ 28,668,150 | |
| 13996 | Mayans MC | £ 548,771,296 | |
| 13997 | Maybach Music | £ 12,470,379 | |
| 13998 | Maybe next day | £ 3,220,045 | |
| 13999 | Maybe tomorrow | £ 8,640,605 | |
| 14000 | Mayfair | £ 44,991,101 | |
