The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 8401 | Icomp | £ 25,263,464 | |
| 8402 | ICS | £ -1,634,757 | |
| 8403 | ICUP Inc | £ -6,269,159 | |
| 8404 | Icy Box | £ 219,109,544 | |
| 8405 | Id Own the Night | £ 78,269,819 | |
| 8406 | Ideas | £ 109,230,696 | |
| 8407 | ideas again | £ 113,327,976 | |
| 8408 | Ideas And Names | £ 15,498,873 | |
| 8409 | Identical | £ 185,937,398 | |
| 8410 | Identification | £ 2,435,803 | |
| 8411 | identity | £ 334,954,045 | |
| 8412 | iDevices | £ 56,346,879 | |
| 8413 | Idiocee | £ 1,742,667 | |
| 8414 | Idioso | £ 50,000 | |
| 8415 | Idiosyncrasy | £ 3,165,846 | |
| 8416 | idiot | £ 181,454,110 | |
| 8417 | idiot outside | £ 1,367,406 | |
| 8418 | idiots | £ 138,032,734 | |
| 8419 | IDM | £ 7,290,081 | |
| 8420 | IDOLATRY | £ 102,471,634 | |
| 8421 | idontknow | £ 112,149,434 | |
| 8422 | idontknow 2 | £ 15,218,152 | |
| 8423 | Idunno | £ 5,503,228 | |
| 8424 | if theres smoke theres | £ 5,607,219 | |
| 8425 | if you think you can | £ 11,755 | |
| 8426 | Igloos Inc. | £ 51,774,515 | |
| 8427 | Ignis Regnante | £ 1,473,718 | |
| 8428 | Ignite | £ 816,524 | |
| 8429 | Ignoramus | £ 1,717,779 | |
| 8430 | Ignorance | £ 70,972,718 | |
| 8431 | Iguana Street | £ 95,207 | |
| 8432 | ihaveasmallwilly | £ 2,446,646 | |
| 8433 | IHFi inc. | £ 50,000 | |
| 8434 | III | £ 586,479 | |
| 8435 | iiiiiiii | £ 5,503,998 | |
| 8436 | IKA 1 | £ 199,431,833 | |
| 8437 | IKA 2 | £ 142,858,615 | |
| 8438 | IKA 3 | £ 212,650,389 | |
| 8439 | IKA 4 | £ 178,837,518 | |
| 8440 | IKA 5 | £ 154,886,408 | |
| 8441 | IKA 6 | £ 163,831,645 | |
| 8442 | IKA 7 | £ 247,612,528 | |
| 8443 | IKA 8 | £ 309,654,445 | |
| 8444 | IKA 9 | £ 40,117,193 | |
| 8445 | Ikea | £ 1,051,614,912 | |
| 8446 | iKillBond | £ 13,470 | |
| 8447 | iKruzie Industries | £ 5,493,855 | |
| 8448 | Ikuzus Motors | £ 1,837,037 | |
| 8449 | ilament | £ 499,793,593 | |
| 8450 | ilisticexpialidocious | £ 61,189,396 | |
| 8451 | Ilium | £ 18,465,425 | |
| 8452 | Ill | £ 89,625,392 | |
| 8453 | ill mug you | £ 6,567,371 | |
| 8454 | ill repute | £ 292,003,037 | |
| 8455 | ill set you free | £ 187,199,961 | |
| 8456 | Illicit Dealings | £ 1,825,722 | |
| 8457 | Illicit drugs | £ 43,147,906 | |
| 8458 | Illicit Expressions | £ 1,122,239 | |
| 8459 | Illicit Materials | £ 2,414,860,811 | |
| 8460 | illuminate | £ 1,505,842 | |
| 8461 | Illuminate Inc | £ 39,003,010 | |
| 8462 | Illuminati | £ 2,526,303 | |
| 8463 | Illuminati Elite | £ 5,507,175 | |
| 8464 | Illuminati LLC | £ 176,956,038 | |
| 8465 | Illusion | £ 41,055,668 | |
| 8466 | Illusions | £ 48,431,369 | |
| 8467 | ILoveDiamonds | £ 7,918,465 | |
| 8468 | iLoveLa | £ 6,179,894 | |
| 8469 | ilovepussy | £ -1,527,220 | |
| 8470 | Im a Celebrity | £ 104,094,859 | |
| 8471 | Im a Doctor | £ 451,609,043 | |
| 8472 | Im Confused | £ 12,440,105 | |
| 8473 | IM LATE FOR BUSINESS | £ 6,559,282 | |
| 8474 | im not that creative | £ 5,504,087 | |
| 8475 | Im Sleeping | £ 2,077,574 | |
| 8476 | Imac | £ 58,251,137 | |
| 8477 | Image corps | £ 75,981 | |
| 8478 | image displays | £ 1,088,606 | |
| 8479 | Imaginary People On Chat | £ 73,168,490 | |
| 8480 | imastabu | £ 5,465,214 | |
| 8481 | IMAX Corporation | £ 651,693,375 | |
| 8482 | imback | £ 104,322 | |
| 8483 | imbackinthegame | £ 719,382 | |
| 8484 | Imma Queen | £ 55,518,131 | |
| 8485 | Imma Werewolf | £ 10,852,364 | |
| 8486 | Immortal | £ 37,793,181 | |
| 8487 | Immortal Co. | £ 4,846,068 | |
| 8488 | Immortal LTD | £ 1,754,331 | |
| 8489 | Immortal Will | £ 264,599,622 | |
| 8490 | Immunity | £ 53,863,710 | |
| 8491 | ImNotAHipster | £ -2,267,089 | |
| 8492 | impact | £ 196,492,784 | |
| 8493 | Impact Alliances 1 | £ 3,033,716 | |
| 8494 | Impact Alliances 2 | £ 4,971,861 | |
| 8495 | Impact Handling | £ 78,508,406 | |
| 8496 | Impaction | £ 328,948,680 | |
| 8497 | impeachment | £ 818,771,806 | |
| 8498 | Impedance | £ 732,891,715 | |
| 8499 | Impending Doom | £ 5,389,518 | |
| 8500 | Imperial | £ 61,280,414 | |
