The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 9001 | infinate | £ 884,198 | |
| 9002 | Infinite Enterprises | £ 64,016,264 | |
| 9003 | Infinity | £ 169,159,081 | |
| 9004 | Infinity and Beyond | £ 62,631,233 | |
| 9005 | Inflation | £ 115,274,054 | |
| 9006 | Inflicting Pain | £ 5,371,678,096 | |
| 9007 | influenza | £ 2,078,668 | |
| 9008 | Information | £ 2,542,323,654 | |
| 9009 | Information Act | £ 21,410,016 | |
| 9010 | ingagement | £ 5,507,786 | |
| 9011 | Ingalls | £ 5,969,015 | |
| 9012 | Ingenuity | £ 229,132,507 | |
| 9013 | ingersoll | £ 272,873,593 | |
| 9014 | IngloriousG1 | £ 11,085,920 | |
| 9015 | IngloriousG2 | £ 21,578,348 | |
| 9016 | IngloriousG3 | £ 4,960,556 | |
| 9017 | IngloriousG4 | £ 38,861,336 | |
| 9018 | IngloriousG5 | £ 5,227,616 | |
| 9019 | Inheritance | £ 137,354,160 | |
| 9020 | Inhibitions | £ 9,922,136,534 | |
| 9021 | Iniquity | £ 114,962,690 | |
| 9022 | inishing | £ 1,064,467,186 | |
| 9023 | Initech | £ 36,273 | |
| 9024 | Initial Test | £ 32,245,452 | |
| 9025 | Initiative | £ 149,209,958 | |
| 9026 | Ink | £ 47,124,269 | |
| 9027 | Inkatek | £ 1,339,600 | |
| 9028 | Inle Lake | £ 689,800,880 | |
| 9029 | Inn of the Last Home | £ 1,403,402 | |
| 9030 | Inner Station | £ 6,596,243 | |
| 9031 | Innisfree | £ 243,753,959 | |
| 9032 | Innocence | £ 61,612,365 | |
| 9033 | Innocent Enterprise | £ 28,100,405 | |
| 9034 | Innocent Waif Co. | £ 1,079,484 | |
| 9035 | Innsbruck | £ 38,394,642 | |
| 9036 | Insane In The Membrane | £ 289,020,776 | |
| 9037 | Insane Inc | £ 103,865,323 | |
| 9038 | insanity | £ 5,114,820 | |
| 9039 | Insanity.inc | £ -4,636,568 | |
| 9040 | Insatiability | £ 498,975,597 | |
| 9041 | Insect Inferno | £ 4,274,551 | |
| 9042 | insects | £ 40,152,036 | |
| 9043 | Insert Tool Tech | £ 207,767,516 | |
| 9044 | inside | £ 545,418,918 | |
| 9045 | Inside Man | £ 151,378,878 | |
| 9046 | Insight | £ 4,930,782 | |
| 9047 | Insignia | £ 15,236,269 | |
| 9048 | Insomnia | £ 111,310,354 | |
| 9049 | Insomnia Inc | £ 13,618,559 | |
| 9050 | Insomniac | £ 334,981,951 | |
| 9051 | Insomniacs Inc | £ 27,056,872 | |
| 9052 | InsomniaX | £ 55,763,119 | |
| 9053 | Inspecticide | £ 86,260,352 | |
| 9054 | Inspecticidus | £ 1,179,300 | |
| 9055 | inspection | £ 71,610,568 | |
| 9056 | Inspector Gadget | £ 59,408,518 | |
| 9057 | Inspiration | £ 333,320,263 | |
| 9058 | Inspired | £ 172,939,387 | |
| 9059 | Inspiron | £ 55,842,972 | |
| 9060 | Insta-threat11 | £ -10,135,618 | |
| 9061 | Instability | £ 543,052,979 | |
| 9062 | £ 188,730,522 | ||
| 9063 | Instrument | £ 5,045,464 | |
| 9064 | Insufficient Amount | £ 115,460,289 | |
| 9065 | Insults | £ 555,598,769 | |
| 9066 | Insurance | £ 192,712,894 | |
| 9067 | Insurection | £ 173,310,394 | |
| 9068 | Insurgency | £ 42,263,108 | |
| 9069 | Insurrection | £ 61,411,282 | |
| 9070 | IntArch | £ 4,051,737 | |
| 9071 | Integrated Finance | £ 5,613,209 | |
| 9072 | Integrity | £ 62,272,169 | |
| 9073 | Intel | £ 4,159,306 | |
| 9074 | Intel Corperation | £ 5,502,692 | |
| 9075 | INTELECT MID | £ 4,542,979 | |
| 9076 | INTELECT NORTH | £ 3,506,604 | |
| 9077 | INTELECT SOUTH | £ 5,501,704 | |
| 9078 | Inteligent | £ 320,833,576 | |
| 9079 | Intelligence | £ 1,269,185,751 | |
| 9080 | intense lines | £ 748,561 | |
| 9081 | Intense Solar | £ 96,928,702 | |
| 9082 | Intent | £ 208,032,022 | |
| 9083 | Intentions | £ 16,187,793 | |
| 9084 | Inter Ya Dog | £ 53,832,886 | |
| 9085 | Inter Ya Gran | £ 9,894,081 | |
| 9086 | Inter Ya Granny | £ 44,877,387 | |
| 9087 | Inter Ye mam | £ 33,791,306 | |
| 9088 | Intercourse | £ 5,503,657 | |
| 9089 | Interest | £ 257,540,807 | |
| 9090 | Interesting Inc. | £ 115,169,616 | |
| 9091 | Intergalactic Humanoids | £ 138,751,883 | |
| 9092 | Interior Two | £ 8,053,163 | |
| 9093 | Interlaced ent | £ 26,839,614 | |
| 9094 | Interlaced inc | £ 6,609,164 | |
| 9095 | Interlagos | £ 62,187,801 | |
| 9096 | Internal Audit | £ 5,084,223 | |
| 9097 | Internet Chicken | £ 2,964,862 | |
| 9098 | Intestinal Discomfort | £ 56,322,543 | |
| 9099 | Intimacy | £ 461,630,379 | |
| 9100 | Intl Secret Intel Agency | £ 283,843,957 | |
