The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 9901 | Manic Miner | £ 81,614,358 | |
| 9902 | Manities | £ 55,292,484 | |
| 9903 | Mankind | £ 170,883,979 | |
| 9904 | Manly Living | £ 2,808,857 | |
| 9905 | ManManMan | £ 38,206,350 | |
| 9906 | Mannanin Co | £ 8,845,526 | |
| 9907 | Mans Best Friend | £ 275,232,578 | |
| 9908 | Mans World | £ 103,865,359 | |
| 9909 | Mansell Industries Ltd. | £ 2,299,922,271 | |
| 9910 | Mansfield Bitter | £ 397,755,385 | |
| 9911 | Manta | £ 7,067,125,870 | |
| 9912 | Manta. | £ 21,707,124 | |
| 9913 | mantis | £ 5,463,181 | |
| 9914 | Manu upon avon | £ 1,056,762 | |
| 9915 | manu-de-janeiro | £ 12,962,879 | |
| 9916 | manu-upon-avon | £ 106,781,988 | |
| 9917 | manu-upon-avon2 | £ 7,786,748 | |
| 9918 | manu-upon-tyne | £ 12,073,546 | |
| 9919 | Manual Shift | £ 514,808,382 | |
| 9920 | Many | £ 5,464,758 | |
| 9921 | Many acres | £ 252,298,506 | |
| 9922 | many companies | £ 64,173,944 | |
| 9923 | Many Ends | £ 10,771,456 | |
| 9924 | Many Fossil Fuels | £ 55,702,842 | |
| 9925 | Many houses | £ 250,654,700 | |
| 9926 | Many Monies Corporation | £ 50,000 | |
| 9927 | Many more | £ 62,287,354 | |
| 9928 | Many mushrooms | £ -14,428,318 | |
| 9929 | Many Mysteries | £ 765,679 | |
| 9930 | many numbers | £ 43,995,214 | |
| 9931 | Many Years | £ 380,300 | |
| 9932 | Manytimesusedpubbucket | £ 5,530,466 | |
| 9933 | Maolina | £ 6,447,323 | |
| 9934 | Maose BV | £ 46,741 | |
| 9935 | Maosim | £ 62,212,646 | |
| 9936 | Map Flateners | £ 66,340,384 | |
| 9937 | Maple Leaf | £ 9,272,710 | |
| 9938 | Maple Syrup | £ 53,276,118 | |
| 9939 | Maple Syrup Monsters | £ 5,683,586 | |
| 9940 | MapleGrove | £ 483,977 | |
| 9941 | Mapleton Corp | £ 4,561,154 | |
| 9942 | MapleTree | £ 95,287,088 | |
| 9943 | Mapple | £ 7,653,759 | |
| 9944 | Mar | £ 3,166,311,646 | |
| 9945 | Mara Salvatrucha | £ 440,730,837 | |
| 9946 | Marathon | £ 59,899,042 | |
| 9947 | Marathon Runner | £ 58,033,010 | |
| 9948 | Marauders Inc | £ 4,803,396 | |
| 9949 | Marc Enterprises | £ 25,832,788 | |
| 9950 | Marcandmoles5 | £ 4,486,455 | |
| 9951 | March | £ 6,102,999 | |
| 9952 | Marching-Affair | £ 9,190,410,400 | |
| 9953 | Marching-Again | £ 1,397,352,072 | |
| 9954 | Marco Inc | £ 7,330,897 | |
| 9955 | Marco Pierre White | £ 35,729,843 | |
| 9956 | Marcome Inc | £ -205,648 | |
| 9957 | Marcomm Inc | £ 5,254,390 | |
| 9958 | Mareals Beneficence | £ 5,020,666 | |
| 9959 | Margam | £ 581,332 | |
| 9960 | Margaret Thatcher | £ 63,413,613 | |
| 9961 | Marges | £ 970,051,180 | |
| 9962 | Marian | £ 8,253,539,785 | |
| 9963 | Marianas Trench | £ 362,432,595 | |
| 9964 | Marijuana | £ 139,330,510 | |
| 9965 | Marik Stelele | £ 1,645,091 | |
| 9966 | Marine Drive | £ 465,373,303 | |
| 9967 | Mario | £ 148,719,211 | |
| 9968 | Mario Bros. Plumbing | £ 21,346,748 | |
| 9969 | Marissa | £ 1,378,328,809 | |
| 9970 | Marissa 2 | £ 524,757,169 | |
| 9971 | Marissa 3 | £ 667,967,397 | |
| 9972 | Marissa 4 | £ 312,726,823 | |
| 9973 | Marissa 5 | £ 238,611,098 | |
| 9974 | Marissa 6 | £ 495,989,312 | |
| 9975 | Marissa 7 | £ 407,172,119 | |
| 9976 | Marissa 8 | £ 425,196,899 | |
| 9977 | Marissa 9 | £ 548,552,830 | |
| 9978 | Marissa Love | £ 220,710,374 | |
| 9979 | Maritime Fish Factory | £ 2,719,055 | |
| 9980 | Mark Chapman | £ 54,086,382 | |
| 9981 | Mark Co | £ 529,484 | |
| 9982 | Market Spike | £ 1,374,802 | |
| 9983 | MarketLiquidity | £ 10,169,358 | |
| 9984 | Marley | £ 5,014,024 | |
| 9985 | Marlin inc | £ 1,915,058 | |
| 9986 | Marmara | £ 1,010,339,022 | |
| 9987 | Marraqueta | £ 108,285,443 | |
| 9988 | Marriages | £ 174,635,247 | |
| 9989 | Marrissasempire | £ 1,227,037 | |
| 9990 | Marrying The Mafia | £ 532,818 | |
| 9991 | Mars | £ 55,103,707 | |
| 9992 | Mars bars LTD | £ 117,272,299 | |
| 9993 | Mars Colony | £ 593,256 | |
| 9994 | Mars Rover | £ 10,459,384 | |
| 9995 | Mars wont find me | £ 246,116 | |
| 9996 | Marshmallow Machetes Inc | £ 4,163,631 | |
| 9997 | Marshmello | £ 115,932,217 | |
| 9998 | MarshSkye | £ 35,400 | |
| 9999 | Martin Luther King Jnr | £ 902,082,927 | |
| 10000 | martini | £ 266,861,163 | |
