The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10501 | insanity | £ 5,114,820 | |
| 10502 | Insanity.inc | £ -4,636,568 | |
| 10503 | Insatiability | £ 7,000,282,052 | |
| 10504 | Insect Inferno | £ 4,274,551 | |
| 10505 | insects | £ 40,152,036 | |
| 10506 | Insert Tool Tech | £ 218,766,740 | |
| 10507 | Inside Job | £ 49,747,420 | |
| 10508 | Insidious | £ 4,243,428 | |
| 10509 | Insidious Scams | £ 1,126,522 | |
| 10510 | Insight | £ 4,930,782 | |
| 10511 | Insignia | £ 15,236,269 | |
| 10512 | Insomnia | £ 111,310,354 | |
| 10513 | Insomnia Inc | £ 13,618,559 | |
| 10514 | Insomniac | £ 349,981,951 | |
| 10515 | Insomniacs | £ 15,047,423 | |
| 10516 | Insomniacs Inc | £ 27,056,872 | |
| 10517 | Inspecticide | £ 86,260,352 | |
| 10518 | Inspecticidus | £ 1,179,300 | |
| 10519 | inspection | £ 71,610,568 | |
| 10520 | Inspector Gadget | £ 1,607,946,678 | |
| 10521 | Inspiration | £ 293,268,063 | |
| 10522 | Inspiron | £ 55,842,972 | |
| 10523 | Insta-threat11 | £ -10,135,618 | |
| 10524 | Instability | £ 6,823,352,819 | |
| 10525 | £ 188,730,522 | ||
| 10526 | Instrument | £ 5,045,464 | |
| 10527 | insubordination | £ 1,305,962,095 | |
| 10528 | Insufficient Amount | £ 115,460,289 | |
| 10529 | Insufficient Storage | £ 58,973,619 | |
| 10530 | Insult to Injury | £ 126,235,883 | |
| 10531 | Insults | £ 555,598,769 | |
| 10532 | Insurance | £ 192,712,894 | |
| 10533 | Insurection | £ 173,310,394 | |
| 10534 | Insurrection | £ 61,411,282 | |
| 10535 | IntArch | £ 4,051,737 | |
| 10536 | Integrated Finance | £ 5,613,209 | |
| 10537 | Integrity | £ 62,272,169 | |
| 10538 | Intel | £ 4,159,306 | |
| 10539 | Intel 8008 | £ 179,684,417 | |
| 10540 | Intel Corperation | £ 5,502,692 | |
| 10541 | Intelaro | £ 4,025,852 | |
| 10542 | INTELECT MID | £ 4,542,979 | |
| 10543 | INTELECT NORTH | £ 3,506,604 | |
| 10544 | INTELECT SOUTH | £ 5,501,704 | |
| 10545 | inteligence | £ 61,895,040 | |
| 10546 | Inteligent | £ 320,833,576 | |
| 10547 | Intellectual Property | £ 323,143,139 | |
| 10548 | Intelligence | £ 1,269,185,751 | |
| 10549 | Intelligence Corp | £ 99,501,771 | |
| 10550 | intelligent conversation | £ 212,620,921 | |
| 10551 | Intelligentsia | £ 16,514,920 | |
| 10552 | Intelligibility | £ 6,929,930,746 | |
| 10553 | intense lines | £ 748,561 | |
| 10554 | Intense Solar | £ 98,277,569 | |
| 10555 | Intent | £ 208,032,022 | |
| 10556 | Intentions | £ 16,187,793 | |
| 10557 | Inter Ya Dog | £ 118,992,808 | |
| 10558 | Inter Ya Gran | £ 12,738,841 | |
| 10559 | Inter Ya Granny | £ 162,752,353 | |
| 10560 | Inter Ye mam | £ 113,368,031 | |
| 10561 | Intercourse | £ 5,503,657 | |
| 10562 | Interest | £ 193,397,325 | |
| 10563 | Interesting Company Name | £ 38,884,650 | |
| 10564 | Interesting Inc. | £ 115,169,616 | |
| 10565 | Interests | £ 45,141,578 | |
| 10566 | Interference | £ 65,403,308 | |
| 10567 | Intergalactic Humanoids | £ 138,751,883 | |
| 10568 | Interior Two | £ 13,505,023 | |
| 10569 | Interlaced ent | £ 26,839,614 | |
| 10570 | Interlaced inc | £ 6,609,164 | |
| 10571 | Interlagos | £ 62,187,801 | |
| 10572 | Internal Affairs | £ 1,011,424,838 | |
| 10573 | Internal Audit | £ 5,084,223 | |
| 10574 | Internal combustion | £ 10,259,967 | |
| 10575 | Internal Server Error | £ 390,636,946 | |
| 10576 | International Mystery | £ 5,506,934 | |
| 10577 | International Rescue | £ 817,744,003 | |
| 10578 | Internet Chicken | £ 2,964,862 | |
| 10579 | InterplanetaryCraft | £ 249,348,269 | |
| 10580 | Interpol | £ 49,581,402 | |
| 10581 | Interruption | £ 45,034,064 | |
| 10582 | Interscope | £ 39,811,703 | |
| 10583 | Interstate 580 | £ 9,727,560 | |
| 10584 | Intestinal Discomfort | £ 56,322,543 | |
| 10585 | Intimacy | £ 460,690,059 | |
| 10586 | Intl Secret Intel Agency | £ 283,843,957 | |
| 10587 | Into Light | £ 2,490,919 | |
| 10588 | Into your DMs | £ 63,922,733 | |
| 10589 | Intothenight | £ 1,845,829 | |
| 10590 | Intrepia | £ 59,115,436 | |
| 10591 | Intrigue | £ 583,594,547 | |
| 10592 | Intuitive | £ 54,700,056 | |
| 10593 | INUYASHA | £ 139,884,005 | |
| 10594 | Invader | £ 166,638,863 | |
| 10595 | Invaders 2 | £ 33,587,924 | |
| 10596 | Invaders 4 | £ 2,086,777 | |
| 10597 | invalid | £ -9,650,282 | |
| 10598 | Invaluable Deeds | £ 33,829,098 | |
| 10599 | Invasion | £ 296,793,233 | |
| 10600 | Invention | £ 1,282,754,994 | |
