The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 7901 | Infinite Enterprises | £ 64,016,264 | |
| 7902 | Infinity | £ 169,159,081 | |
| 7903 | Infinity and Beyond | £ 62,631,233 | |
| 7904 | Inflation | £ 115,274,054 | |
| 7905 | Inflicting Pain | £ 4,957,583,709 | |
| 7906 | influenza | £ 2,078,668 | |
| 7907 | Information | £ 2,479,404,729 | |
| 7908 | Information Act | £ 21,410,016 | |
| 7909 | ingagement | £ 5,507,786 | |
| 7910 | Ingalls | £ 5,969,015 | |
| 7911 | Ingenuity | £ 229,132,507 | |
| 7912 | ingersoll | £ 272,873,593 | |
| 7913 | IngloriousG1 | £ 11,146,197 | |
| 7914 | IngloriousG2 | £ 21,578,348 | |
| 7915 | IngloriousG3 | £ 4,960,556 | |
| 7916 | IngloriousG4 | £ 38,861,336 | |
| 7917 | IngloriousG5 | £ 5,227,616 | |
| 7918 | Inheritance | £ 137,354,160 | |
| 7919 | Inhibitions | £ 7,733,742,672 | |
| 7920 | Iniquity | £ 114,962,690 | |
| 7921 | Initech | £ 36,273 | |
| 7922 | Initial Test | £ 32,245,452 | |
| 7923 | Initiative | £ 149,209,958 | |
| 7924 | Ink | £ 47,124,269 | |
| 7925 | Inkatek | £ 1,339,600 | |
| 7926 | Inle Lake | £ 914,061,938 | |
| 7927 | Inn of the Last Home | £ 1,403,402 | |
| 7928 | Inner Station | £ 6,596,243 | |
| 7929 | Innisfree | £ 147,056,036 | |
| 7930 | Innocence | £ 61,612,365 | |
| 7931 | Innocent Enterprise | £ 28,100,405 | |
| 7932 | Innocent Waif Co. | £ 1,079,484 | |
| 7933 | Insane Inc | £ 103,865,323 | |
| 7934 | insanity | £ 5,114,820 | |
| 7935 | Insanity.inc | £ -4,636,568 | |
| 7936 | Insect Inferno | £ 4,274,551 | |
| 7937 | insects | £ 40,152,036 | |
| 7938 | Insert Tool Tech | £ 207,767,516 | |
| 7939 | inside | £ 545,418,918 | |
| 7940 | Inside Man | £ 50,000 | |
| 7941 | Insight | £ 4,930,782 | |
| 7942 | Insomnia | £ 111,310,354 | |
| 7943 | Insomnia Inc | £ 13,618,559 | |
| 7944 | Insomniac | £ 231,870,748 | |
| 7945 | Insomniacs Inc | £ 247,889 | |
| 7946 | Inspecticide | £ 86,260,352 | |
| 7947 | Inspecticidus | £ 1,179,300 | |
| 7948 | Inspiration | £ 57,527,714 | |
| 7949 | Inspired | £ 8,591,470 | |
| 7950 | Inspiron | £ 55,842,972 | |
| 7951 | Insta-threat11 | £ -10,135,618 | |
| 7952 | £ 188,730,522 | ||
| 7953 | Instrument | £ 5,045,464 | |
| 7954 | Insufficient Amount | £ 115,460,289 | |
| 7955 | Insults | £ 555,598,769 | |
| 7956 | Insurance | £ 192,712,894 | |
| 7957 | Insurgency | £ 42,263,108 | |
| 7958 | IntArch | £ 4,051,737 | |
| 7959 | Integrated Finance | £ 5,613,209 | |
| 7960 | Integrity | £ 62,272,169 | |
| 7961 | Intel | £ 4,159,306 | |
| 7962 | Intel Corperation | £ 5,502,692 | |
| 7963 | INTELECT MID | £ 4,542,979 | |
| 7964 | INTELECT NORTH | £ 3,506,604 | |
| 7965 | INTELECT SOUTH | £ 5,501,704 | |
| 7966 | Inteligent | £ 320,833,576 | |
| 7967 | Intelligence | £ 1,269,185,751 | |
| 7968 | Intent | £ 208,032,022 | |
| 7969 | Intentions | £ 16,187,793 | |
| 7970 | Inter Ya Dog | £ 53,832,886 | |
| 7971 | Inter Ya Gran | £ 9,894,081 | |
| 7972 | Inter Ya Granny | £ 44,877,387 | |
| 7973 | Inter Ye mam | £ 33,791,306 | |
| 7974 | Intercourse | £ 5,503,657 | |
| 7975 | Interest | £ 257,540,807 | |
| 7976 | Interesting Inc. | £ 115,169,616 | |
| 7977 | Interface Video | £ 40,879,729 | |
| 7978 | Intergalactic Humanoids | £ 138,751,883 | |
| 7979 | Interior Two | £ 8,053,163 | |
| 7980 | Interlaced ent | £ 26,839,614 | |
| 7981 | Interlaced inc | £ 6,609,164 | |
| 7982 | Interlagos | £ 62,187,801 | |
| 7983 | Internal Audit | £ 5,084,223 | |
| 7984 | Internet Chicken | £ 2,964,862 | |
| 7985 | Intestinal Discomfort | £ 56,322,543 | |
| 7986 | Intimacy | £ 305,413,940 | |
| 7987 | Intl Secret Intel Agency | £ 283,843,957 | |
| 7988 | Intothenight | £ 1,845,829 | |
| 7989 | Intrepia | £ 59,115,436 | |
| 7990 | Invaders 2 | £ 33,587,924 | |
| 7991 | Invaders 4 | £ 2,086,777 | |
| 7992 | invalid | £ -9,650,282 | |
| 7993 | Invasion | £ 276,980,546 | |
| 7994 | Inventions R US | £ 6,854,812 | |
| 7995 | Inverse Ferocity | £ 10,650,542 | |
| 7996 | Inversion | £ 84,939,373 | |
| 7997 | Investigation | £ 32,969,246 | |
| 7998 | Investment | £ 2,230,407,528 | |
| 7999 | Invicible | £ 1,571,549,869 | |
| 8000 | Invictus | £ 234,266,883 | |
