The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 8901 | ironstone | £ 49,003,303 | |
| 8902 | Irrationality | £ 750,038,503 | |
| 8903 | Irreplaceable | £ 951,082,938 | |
| 8904 | Irreverentlie | £ 140,222,074 | |
| 8905 | Irrigation Expert Co | £ 39,980,637 | |
| 8906 | Irrigation Expert Co. | £ 22,530,951 | |
| 8907 | Irrigation Expert Co.. | £ 5,502,700 | |
| 8908 | Irrigation Expert Co... | £ 3,943,383 | |
| 8909 | Irrigation Expert Co.... | £ 5,507,560 | |
| 8910 | Iruga | £ 9,864,157 | |
| 8911 | Irun Bru | £ 993,675 | |
| 8912 | is a crowd | £ 1,043,336,631 | |
| 8913 | is awesome | £ 12,296,497 | |
| 8914 | is coming | £ 232,693,100 | |
| 8915 | Is Hott a Lott | £ 1,655,634 | |
| 8916 | Is it Time yet | £ 911,955,935 | |
| 8917 | Is no God | £ 403,979,918 | |
| 8918 | Is not tomorrow | £ 4,711,806 | |
| 8919 | Is Useless | £ 120,551,425 | |
| 8920 | Is worth the Chase | £ 112,313,702 | |
| 8921 | isa | £ 66,754,452 | |
| 8922 | isabelle | £ 17,944,384 | |
| 8923 | Isanoob | £ 6,711,431 | |
| 8924 | Isawmyfishdie | £ -23,197 | |
| 8925 | ISHACs Online Time | £ 2,737,300 | |
| 8926 | ISIS | £ 953,987 | |
| 8927 | isitskill | £ 1,879,352 | |
| 8928 | Islay Malt | £ 1,451,127,863 | |
| 8929 | isolation | £ 74,485,076 | |
| 8930 | Isomnitech | £ 4,833,754 | |
| 8931 | Isomnitech2 | £ 3,839,327 | |
| 8932 | Ispep | £ 86,104,650 | |
| 8933 | Israel | £ 342,109,604 | |
| 8934 | Israeli Mossad | £ 459,807,833 | |
| 8935 | Israeli Shabak | £ 406,653,015 | |
| 8936 | iss | £ 1,655,611 | |
| 8937 | Issue | £ 39,390 | |
| 8938 | issues | £ 265,118,150 | |
| 8939 | IsSweet | £ 95,517,466 | |
| 8940 | Istanbul | £ 1,523,529,415 | |
| 8941 | Istari Incorporated | £ 178,082,232 | |
| 8942 | It All | £ 423,487,180 | |
| 8943 | It all Begins | £ 374,834,782 | |
| 8944 | It doesnt even matter | £ 54,317,166 | |
| 8945 | it in peace | £ 17,588,980 | |
| 8946 | IT STARTED IN A LAB | £ 3,737,235 | |
| 8947 | It Was Me | £ 4,689,219 | |
| 8948 | It wasnt me | £ -1,511,969 | |
| 8949 | it you sissy | £ 4,220,115 | |
| 8950 | It. | £ 31,426,274 | |
| 8951 | Italia | £ 6,965,538 | |
| 8952 | Italia250 | £ 10,218,183 | |
| 8953 | Italia458 | £ 10,954,486 | |
| 8954 | iTALIAN mOB | £ 3,096,865 | |
| 8955 | Italiano Inc | £ 73,757,136 | |
| 8956 | Italy | £ 10,959,839 | |
| 8957 | ItalysGrimReaper | £ 4,607,865 | |
| 8958 | Itaylee | £ 54,472,196 | |
| 8959 | Itch | £ 120,105,241 | |
| 8960 | Itchycoo | £ 12,294,555 | |
| 8961 | itiswhatitis | £ 2,023,294 | |
| 8962 | Its A Madness | £ 96,950,544 | |
| 8963 | Its an illusion | £ 573,172,121 | |
| 8964 | Its Coming Home | £ 62,168,584 | |
| 8965 | Its Easy | £ 2,493,724 | |
| 8966 | Its Gone | £ 69,164,894 | |
| 8967 | its got Electrolytes | £ 181,838,964 | |
| 8968 | Its on fire | £ 87,080,186 | |
| 8969 | Its only me | £ 9,666,927 | |
| 8970 | its only Netro | £ 152,861,723 | |
| 8971 | Itsameamario | £ 2,621,262 | |
| 8972 | itsameawario | £ 50,000 | |
| 8973 | Iupus | £ 1,660,877 | |
| 8974 | iVan | £ 7,255,795 | |
| 8975 | Ivan The Terrible | £ 405,414,379 | |
| 8976 | iverynbx | £ 29,929,346 | |
| 8977 | ivor beenshafted | £ -1,541,239 | |
| 8978 | Ivor Bigun | £ 180,224,589 | |
| 8979 | IvyMoon | £ 18,405,059 | |
| 8980 | Iwant | £ 6,221,305 | |
| 8981 | IWilldie | £ 764,685 | |
| 8982 | Izaura | £ 5,506,894 | |
| 8983 | izzywizzy | £ 85,924,418 | |
| 8984 | I_C_U_P | £ 67,670,948 | |
| 8985 | J LTD | £ 5,383,594 | |
| 8986 | J M Seymour Inc | £ 178,386,723 | |
| 8987 | J R Ewing | £ -3,956,096 | |
| 8988 | J Sparrow and Co | £ 35,988,165 | |
| 8989 | J U P I T E R | £ 214,640 | |
| 8990 | J.K.M. Holdings | £ 340,788 | |
| 8991 | J2KEnterprises | £ 50,000 | |
| 8992 | J2KEnterprises2 | £ 50,000 | |
| 8993 | J2KEnterprises3 | £ 50,000 | |
| 8994 | J2KEnterprises4 | £ 50,000 | |
| 8995 | jaavar | £ 902,364 | |
| 8996 | Jack | £ 1,287,181 | |
| 8997 | jack army | £ 10,824,492 | |
| 8998 | jack army1 | £ 40,316,246 | |
| 8999 | jack army2 | £ 3,766,974 | |
| 9000 | Jack Daniels | £ 799,925,612 | |
