The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11401 | Inflation | £ 115,274,054 | |
| 11402 | inflection | £ 50,000 | |
| 11403 | inflection point | £ 56,450,647 | |
| 11404 | Inflicting Pain | £ 5,371,678,096 | |
| 11405 | Influence | £ 31,119,222 | |
| 11406 | influenza | £ 2,078,668 | |
| 11407 | Information | £ 2,452,790,604 | |
| 11408 | Information Act | £ 21,410,016 | |
| 11409 | Information warfare | £ 113,895,251 | |
| 11410 | Infrastructure | £ 110,207,036 | |
| 11411 | Ingalls | £ 5,969,015 | |
| 11412 | Ingenuity | £ 229,132,507 | |
| 11413 | ingersoll | £ 272,873,593 | |
| 11414 | IngloriousG1 | £ 11,085,920 | |
| 11415 | IngloriousG2 | £ 21,578,348 | |
| 11416 | IngloriousG3 | £ 4,960,556 | |
| 11417 | IngloriousG4 | £ 38,861,336 | |
| 11418 | IngloriousG5 | £ 5,227,616 | |
| 11419 | Inheritance | £ 137,354,160 | |
| 11420 | Inhibitions | £ 15,566,139,988 | |
| 11421 | Iniquity | £ 87,010,077 | |
| 11422 | inishing | £ 1,064,467,186 | |
| 11423 | Initech | £ 36,273 | |
| 11424 | Initech Plc | £ 7,929,555 | |
| 11425 | Initial Test | £ 32,245,452 | |
| 11426 | Initiative | £ 149,209,958 | |
| 11427 | Injustice | £ 224,231,007 | |
| 11428 | Ink | £ 47,124,269 | |
| 11429 | Inkatek | £ 1,339,600 | |
| 11430 | Inland Taipan | £ 123,097,369 | |
| 11431 | Inmarsat | £ 73,505,649 | |
| 11432 | Inn of the Last Home | £ 1,403,402 | |
| 11433 | Inner Breads | £ 55,161,669 | |
| 11434 | Inner Station | £ 6,596,243 | |
| 11435 | Innie | £ 40,700,177 | |
| 11436 | Innisfree | £ 243,753,959 | |
| 11437 | Innocence | £ 61,612,365 | |
| 11438 | Innocent Enterprise | £ 64,597,451 | |
| 11439 | Innocent Waif Co. | £ 1,079,484 | |
| 11440 | Innovation | £ 52,326,052 | |
| 11441 | Innsbruck | £ 38,394,642 | |
| 11442 | Insane in | £ 40,439,657 | |
| 11443 | Insane In The Membrane | £ 492,420,776 | |
| 11444 | Insane Inc | £ 103,865,323 | |
| 11445 | insanity | £ 5,114,820 | |
| 11446 | Insanity.inc | £ -4,636,568 | |
| 11447 | Insatiability | £ 7,000,000,000 | |
| 11448 | Insect Inferno | £ 4,274,551 | |
| 11449 | insects | £ 40,152,036 | |
| 11450 | Insert Tool Tech | £ 218,766,740 | |
| 11451 | Inside Job | £ 49,002,369 | |
| 11452 | Insidious | £ 4,243,428 | |
| 11453 | Insidious Scams | £ 1,126,522 | |
| 11454 | Insight | £ 4,930,782 | |
| 11455 | Insignia | £ 15,236,269 | |
| 11456 | Insomnia | £ 111,310,354 | |
| 11457 | Insomnia Inc | £ 13,618,559 | |
| 11458 | Insomniac | £ 349,981,951 | |
| 11459 | Insomniacs | £ 11,798,598 | |
| 11460 | Insomniacs Inc | £ 27,056,872 | |
| 11461 | Inspecticide | £ 86,260,352 | |
| 11462 | Inspecticidus | £ 1,179,300 | |
| 11463 | inspection | £ 71,610,568 | |
| 11464 | Inspector Gadget | £ 1,594,722,874 | |
| 11465 | Inspiration | £ 293,268,063 | |
| 11466 | Inspiron | £ 55,842,972 | |
| 11467 | Insta-threat11 | £ -10,135,618 | |
| 11468 | Instability | £ 7,000,000,000 | |
| 11469 | £ 188,730,522 | ||
| 11470 | Instamatic | £ 3,998,883 | |
| 11471 | Instrument | £ 5,045,464 | |
| 11472 | insubordination | £ 1,376,802,401 | |
| 11473 | Insufficient Amount | £ 115,460,289 | |
| 11474 | Insufficient Storage | £ 106,611,443 | |
| 11475 | Insult to Injury | £ 131,374,594 | |
| 11476 | Insults | £ 555,598,769 | |
| 11477 | Insurance | £ 192,712,894 | |
| 11478 | Insurection | £ 173,310,394 | |
| 11479 | Insurrection | £ 61,411,282 | |
| 11480 | IntArch | £ 4,051,737 | |
| 11481 | Integrated Finance | £ 5,613,209 | |
| 11482 | Integrity | £ 62,272,169 | |
| 11483 | Intel | £ 4,159,306 | |
| 11484 | Intel 8008 | £ 184,840,725 | |
| 11485 | Intel Corperation | £ 5,502,692 | |
| 11486 | Intelaro | £ 4,025,852 | |
| 11487 | INTELECT MID | £ 4,542,979 | |
| 11488 | INTELECT NORTH | £ 3,506,604 | |
| 11489 | INTELECT SOUTH | £ 5,501,704 | |
| 11490 | inteligence | £ 61,895,040 | |
| 11491 | Inteligent | £ 320,833,576 | |
| 11492 | Intellectual Property | £ 394,894,835 | |
| 11493 | Intelligence | £ 1,269,185,751 | |
| 11494 | Intelligence Corp | £ 91,901,236 | |
| 11495 | intelligent conversation | £ 212,620,921 | |
| 11496 | Intelligentsia | £ 137,871,927 | |
| 11497 | Intelligibility | £ 7,000,000,000 | |
| 11498 | Intense Feelings | £ 20,507,551 | |
| 11499 | intense lines | £ 748,561 | |
| 11500 | Intense Solar | £ 98,277,569 | |
