The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10401 | Invader | £ 166,638,863 | |
| 10402 | Invaders 2 | £ 33,587,924 | |
| 10403 | Invaders 4 | £ 2,086,777 | |
| 10404 | invalid | £ -9,650,282 | |
| 10405 | Invaluable Deeds | £ 33,829,098 | |
| 10406 | Invasion | £ 296,793,233 | |
| 10407 | Invention | £ 715,827,142 | |
| 10408 | Inventions R US | £ 6,854,812 | |
| 10409 | Inverse Ferocity | £ 10,650,542 | |
| 10410 | Inversion | £ 84,939,373 | |
| 10411 | Investigation | £ 32,969,246 | |
| 10412 | Investment | £ 2,221,888,865 | |
| 10413 | Investor Inc | £ 19,491 | |
| 10414 | Investors | £ 556,818,970 | |
| 10415 | Invicible | £ 1,571,549,869 | |
| 10416 | Invictus | £ 234,266,883 | |
| 10417 | Invictus Co. | £ 6,317,756 | |
| 10418 | Invincibility | £ 6,915,244,755 | |
| 10419 | Invincible Blood | £ 22,642,999 | |
| 10420 | Invisibility | £ 6,874,999,932 | |
| 10421 | Invisible | £ 5,500,467 | |
| 10422 | Invisible Pink Unicorn | £ 965,499,039 | |
| 10423 | Invulnerability | £ 6,990,248,215 | |
| 10424 | IOM | £ 10,369,366 | |
| 10425 | IP Tables | £ 1,258,301,796 | |
| 10426 | Ipeople | £ 6,717,633 | |
| 10427 | iPhone 5s or iPhone 5c | £ 251,993,104 | |
| 10428 | iPhone Maxi | £ 21,262,521 | |
| 10429 | iphone se 2 | £ 1,537,913 | |
| 10430 | iPhones | £ 99,484,157 | |
| 10431 | IpWorm | £ 3,642,355 | |
| 10432 | IQM Medical Ltd. | £ 50,000 | |
| 10433 | IRA | £ 39,783,495 | |
| 10434 | Iran | £ 527,921,665 | |
| 10435 | Iraq | £ 328,667,520 | |
| 10436 | irasshaimase | £ 224,142,634 | |
| 10437 | Ireland | £ 5,965,992 | |
| 10438 | iReps | £ 2,223,311 | |
| 10439 | Irish Bomber | £ 50,000 | |
| 10440 | Irish Carbomb | £ 56,896,614 | |
| 10441 | Irish Charm | £ 30,032 | |
| 10442 | irish descent | £ 222,031,996 | |
| 10443 | Irish Red Inc | £ 5,507,308 | |
| 10444 | Irish Republican Army | £ 191,860,837 | |
| 10445 | Irish Whiskey | £ 45,242,558 | |
| 10446 | Irish Wrecking Ball | £ 5,052,671 | |
| 10447 | Irish_Eejit | £ 18,195,704 | |
| 10448 | iron | £ 27,511,144 | |
| 10449 | iron banana | £ 138,370,638 | |
| 10450 | Iron Brew | £ 60,152,848 | |
| 10451 | Iron hammer | £ 116,168,800 | |
| 10452 | Iron Man | £ 7,871,863 | |
| 10453 | Iron Mike Tyson | £ 367,335,591 | |
| 10454 | Iron warx | £ 301,188,768 | |
| 10455 | Iron werx | £ 472,037,312 | |
| 10456 | Iron word | £ 545,311,660 | |
| 10457 | Ironic | £ 83,154,977 | |
| 10458 | Ironic Occurrence | £ 289,604,976 | |
| 10459 | Ironic Titles | £ 6,504,577 | |
| 10460 | Ironing bored | £ 60,780,179 | |
| 10461 | IronMan | £ 5,506,372 | |
| 10462 | Ironmann | £ 11,545,377 | |
| 10463 | Ironn | £ 10,832,104 | |
| 10464 | IronShield Technologies | £ 42,277,408 | |
| 10465 | ironstone | £ 49,003,303 | |
| 10466 | iRRatiOnaL GoOse | £ 1,111,978,292 | |
| 10467 | irrational numbers | £ 5,502,185 | |
| 10468 | Irrefutability | £ 6,885,608,719 | |
| 10469 | Irreverentlie | £ 140,222,074 | |
| 10470 | Irrevocability | £ 1,618,676 | |
| 10471 | Irrigation Expert Co | £ 39,980,637 | |
| 10472 | Irrigation Expert Co. | £ 22,530,951 | |
| 10473 | Irrigation Expert Co.. | £ 5,502,700 | |
| 10474 | Irrigation Expert Co... | £ 3,943,383 | |
| 10475 | Irrigation Expert Co.... | £ 5,507,560 | |
| 10476 | Iruga | £ 14,067,298 | |
| 10477 | Irun Bru | £ 993,675 | |
| 10478 | is a crowd | £ 1,043,336,631 | |
| 10479 | is awesome | £ 12,296,497 | |
| 10480 | is coming | £ 305,209,009 | |
| 10481 | Is no God | £ 986,885,923 | |
| 10482 | Is not tomorrow | £ 184,145,002 | |
| 10483 | Is Useless | £ 120,551,425 | |
| 10484 | isa | £ 66,754,452 | |
| 10485 | isabelle | £ 17,944,384 | |
| 10486 | Isanoob | £ 6,711,431 | |
| 10487 | Ishkur Emilia | £ 139,237,563 | |
| 10488 | Isildur International | £ 5,500,352 | |
| 10489 | iSimplifiedIT LTD | £ 50,000 | |
| 10490 | Islay Malt | £ 1,451,127,863 | |
| 10491 | Isnt Worth 9.99 | £ 341,781,071 | |
| 10492 | isolation | £ 227,176,348 | |
| 10493 | Isomnitech | £ 4,833,754 | |
| 10494 | Isomnitech2 | £ 3,839,327 | |
| 10495 | Ispep | £ 93,909,371 | |
| 10496 | Israel | £ 84,369 | |
| 10497 | Israeli Mossad | £ 459,807,833 | |
| 10498 | Israeli Shabak | £ 406,653,015 | |
| 10499 | iss | £ 1,655,611 | |
| 10500 | issues | £ 265,118,150 | |
