The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10801 | insects | £ 40,152,036 | |
| 10802 | Insert Tool Tech | £ 218,766,740 | |
| 10803 | Inside Job | £ 49,747,420 | |
| 10804 | Insidious | £ 4,243,428 | |
| 10805 | Insidious Scams | £ 1,126,522 | |
| 10806 | Insight | £ 4,930,782 | |
| 10807 | Insignia | £ 15,236,269 | |
| 10808 | Insomnia | £ 111,310,354 | |
| 10809 | Insomnia Inc | £ 13,618,559 | |
| 10810 | Insomniac | £ 349,981,951 | |
| 10811 | Insomniacs | £ 18,907,749 | |
| 10812 | Insomniacs Inc | £ 27,056,872 | |
| 10813 | Inspecticide | £ 86,260,352 | |
| 10814 | Inspecticidus | £ 1,179,300 | |
| 10815 | inspection | £ 71,610,568 | |
| 10816 | Inspector Gadget | £ 1,594,722,874 | |
| 10817 | Inspiration | £ 293,268,063 | |
| 10818 | Inspiron | £ 55,842,972 | |
| 10819 | Inssomniak | £ 21,336,632 | |
| 10820 | Insta-threat11 | £ -10,135,618 | |
| 10821 | Instability | £ 6,823,352,819 | |
| 10822 | £ 188,730,522 | ||
| 10823 | Instamatic | £ 3,804,693 | |
| 10824 | Instrument | £ 5,045,464 | |
| 10825 | insubordination | £ 1,373,846,680 | |
| 10826 | Insufficient Amount | £ 115,460,289 | |
| 10827 | Insufficient Storage | £ 58,973,619 | |
| 10828 | Insult to Injury | £ 136,392,639 | |
| 10829 | Insults | £ 555,598,769 | |
| 10830 | Insurance | £ 192,712,894 | |
| 10831 | Insurection | £ 173,310,394 | |
| 10832 | Insurrection | £ 61,411,282 | |
| 10833 | IntArch | £ 4,051,737 | |
| 10834 | Integrated Finance | £ 5,613,209 | |
| 10835 | Integrity | £ 62,272,169 | |
| 10836 | Intel | £ 4,159,306 | |
| 10837 | Intel 8008 | £ 178,625,893 | |
| 10838 | Intel Corperation | £ 5,502,692 | |
| 10839 | Intelaro | £ 4,025,852 | |
| 10840 | INTELECT MID | £ 4,542,979 | |
| 10841 | INTELECT NORTH | £ 3,506,604 | |
| 10842 | INTELECT SOUTH | £ 5,501,704 | |
| 10843 | inteligence | £ 61,895,040 | |
| 10844 | Inteligent | £ 320,833,576 | |
| 10845 | Intellectual Property | £ 319,894,835 | |
| 10846 | Intelligence | £ 1,269,185,751 | |
| 10847 | Intelligence Corp | £ 82,550,646 | |
| 10848 | intelligent conversation | £ 212,620,921 | |
| 10849 | Intelligentsia | £ 16,514,920 | |
| 10850 | Intelligibility | £ 7,019,930,746 | |
| 10851 | intense lines | £ 748,561 | |
| 10852 | Intense Solar | £ 98,277,569 | |
| 10853 | Intent | £ 208,032,022 | |
| 10854 | Intentions | £ 16,187,793 | |
| 10855 | Inter Ya Dog | £ 118,992,808 | |
| 10856 | Inter Ya Gran | £ 12,738,841 | |
| 10857 | Inter Ya Granny | £ 162,752,353 | |
| 10858 | Inter Ye mam | £ 113,368,031 | |
| 10859 | Intercourse | £ 7,425,566 | |
| 10860 | Interest | £ 198,670,623 | |
| 10861 | Interesting Company Name | £ 38,884,650 | |
| 10862 | Interesting Inc. | £ 115,169,616 | |
| 10863 | Interests | £ 47,796,798 | |
| 10864 | Interference | £ 73,486,784 | |
| 10865 | Intergalactic Humanoids | £ 138,751,883 | |
| 10866 | Interior Two | £ 13,505,023 | |
| 10867 | Interlaced ent | £ 26,839,614 | |
| 10868 | Interlaced inc | £ 6,609,164 | |
| 10869 | Interlagos | £ 62,187,801 | |
| 10870 | Internal Affairs | £ 1,399,309,413 | |
| 10871 | Internal Audit | £ 5,084,223 | |
| 10872 | Internal combustion | £ 10,259,967 | |
| 10873 | Internal Revenue | £ 26,581,067 | |
| 10874 | Internal Server Error | £ 396,636,946 | |
| 10875 | International Mystery | £ 5,506,934 | |
| 10876 | International Rescue | £ 916,951,687 | |
| 10877 | Internet Chicken | £ 2,964,862 | |
| 10878 | InterplanetaryCraft | £ 256,607,508 | |
| 10879 | Interpol | £ 49,581,402 | |
| 10880 | Interruption | £ 45,034,064 | |
| 10881 | Interscope | £ 39,811,703 | |
| 10882 | Interstate 580 | £ 49,906,916 | |
| 10883 | Intestinal Discomfort | £ 56,322,543 | |
| 10884 | Intimacy | £ 460,690,059 | |
| 10885 | Intl Secret Intel Agency | £ 283,843,957 | |
| 10886 | Into Light | £ 2,490,919 | |
| 10887 | Into your DMs | £ 68,638,323 | |
| 10888 | Intothenight | £ 1,845,829 | |
| 10889 | Intrepia | £ 59,115,436 | |
| 10890 | Intrigue | £ 583,594,547 | |
| 10891 | Intuitive | £ 54,700,056 | |
| 10892 | INUYASHA | £ 141,684,637 | |
| 10893 | Invader | £ 166,638,863 | |
| 10894 | Invaders 2 | £ 33,587,924 | |
| 10895 | Invaders 4 | £ 2,086,777 | |
| 10896 | invalid | £ -9,650,282 | |
| 10897 | Invaluable Deeds | £ 33,829,098 | |
| 10898 | Invasion | £ 296,793,233 | |
| 10899 | Invention | £ 1,344,892,412 | |
| 10900 | Inventions R US | £ 6,854,812 | |
