The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 8301 | Inter Ya Gran | £ 9,894,081 | |
| 8302 | Inter Ya Granny | £ 44,877,387 | |
| 8303 | Inter Ye mam | £ 33,791,306 | |
| 8304 | Intercourse | £ 5,503,657 | |
| 8305 | Interest | £ 257,540,807 | |
| 8306 | Interesting Inc. | £ 115,169,616 | |
| 8307 | Intergalactic Humanoids | £ 138,751,883 | |
| 8308 | Interior Two | £ 8,053,163 | |
| 8309 | Interlaced ent | £ 26,839,614 | |
| 8310 | Interlaced inc | £ 6,609,164 | |
| 8311 | Interlagos | £ 62,187,801 | |
| 8312 | Internal Audit | £ 5,084,223 | |
| 8313 | Internet Chicken | £ 2,964,862 | |
| 8314 | Intestinal Discomfort | £ 56,322,543 | |
| 8315 | Intimacy | £ 305,413,940 | |
| 8316 | Intl Secret Intel Agency | £ 283,843,957 | |
| 8317 | Intothenight | £ 1,845,829 | |
| 8318 | Intrepia | £ 59,115,436 | |
| 8319 | Invaders 2 | £ 33,587,924 | |
| 8320 | Invaders 4 | £ 2,086,777 | |
| 8321 | invalid | £ -9,650,282 | |
| 8322 | Invasion | £ 240,801,313 | |
| 8323 | Inventions R US | £ 6,854,812 | |
| 8324 | Inverse Ferocity | £ 10,650,542 | |
| 8325 | Inversion | £ 84,939,373 | |
| 8326 | Investigation | £ 32,969,246 | |
| 8327 | Investment | £ 2,230,407,528 | |
| 8328 | Invicible | £ 1,571,549,869 | |
| 8329 | Invictus | £ 234,266,883 | |
| 8330 | Invictus Co. | £ 6,317,756 | |
| 8331 | Invincible Blood | £ 22,642,999 | |
| 8332 | Invisible | £ 5,500,467 | |
| 8333 | IOM | £ 10,369,366 | |
| 8334 | Ipeople | £ 6,717,633 | |
| 8335 | iPhone 5s or iPhone 5c | £ 251,993,104 | |
| 8336 | iphone se 2 | £ 1,537,913 | |
| 8337 | iPhones | £ 59,198,794 | |
| 8338 | Ireland | £ 5,965,992 | |
| 8339 | iReps | £ 2,223,311 | |
| 8340 | Irish Bomber | £ 50,000 | |
| 8341 | Irish Charm | £ 30,032 | |
| 8342 | Irish Red Inc | £ 5,507,308 | |
| 8343 | Irish Republican Army | £ 191,860,837 | |
| 8344 | Irish Wrecking Ball | £ 5,052,671 | |
| 8345 | Irish_Eejit | £ 18,195,704 | |
| 8346 | iron | £ 27,511,144 | |
| 8347 | Iron Man | £ 7,871,863 | |
| 8348 | Iron Mike Tyson | £ 129,339,746 | |
| 8349 | Ironic | £ 83,154,977 | |
| 8350 | Ironing bored | £ 60,780,179 | |
| 8351 | IronMan | £ 5,506,372 | |
| 8352 | Ironmann | £ 11,545,377 | |
| 8353 | Ironn | £ 10,832,104 | |
| 8354 | ironstone | £ 49,003,303 | |
| 8355 | Irrationality | £ 907,181,008 | |
| 8356 | Irreplaceable | £ 951,082,938 | |
| 8357 | Irreverentlie | £ 140,222,074 | |
| 8358 | Irrigation Expert Co | £ 39,980,637 | |
| 8359 | Irrigation Expert Co. | £ 22,530,951 | |
| 8360 | Irrigation Expert Co.. | £ 5,502,700 | |
| 8361 | Irrigation Expert Co... | £ 3,943,383 | |
| 8362 | Irrigation Expert Co.... | £ 5,507,560 | |
| 8363 | Iruga | £ 4,969,817 | |
| 8364 | Irun Bru | £ 993,675 | |
| 8365 | is a crowd | £ 1,038,406,547 | |
| 8366 | is awesome | £ 12,296,497 | |
| 8367 | Is Hott a Lott | £ 1,655,634 | |
| 8368 | Is it Time yet | £ 911,955,935 | |
| 8369 | Is no God | £ 146,960,419 | |
| 8370 | Is Useless | £ 120,551,425 | |
| 8371 | Is worth the Chase | £ 112,313,702 | |
| 8372 | isa | £ 66,754,452 | |
| 8373 | isabelle | £ 17,944,384 | |
| 8374 | Isanoob | £ 6,711,431 | |
| 8375 | Isawmyfishdie | £ -23,197 | |
| 8376 | ISHACs Online Time | £ 2,612,394 | |
| 8377 | ISIS | £ 953,987 | |
| 8378 | isitskill | £ 1,879,352 | |
| 8379 | Islay Malt | £ 1,441,259,338 | |
| 8380 | Isomnitech | £ 4,833,754 | |
| 8381 | Isomnitech2 | £ 3,839,327 | |
| 8382 | Ispep | £ 47,801,292 | |
| 8383 | Israel | £ 342,109,604 | |
| 8384 | Israeli Mossad | £ 459,807,833 | |
| 8385 | Israeli Shabak | £ 406,653,015 | |
| 8386 | iss | £ 1,655,611 | |
| 8387 | Issue | £ 39,390 | |
| 8388 | issues | £ 265,118,150 | |
| 8389 | IsSweet | £ 95,517,466 | |
| 8390 | Istanbul | £ 746,900,502 | |
| 8391 | Istari Incorporated | £ 178,082,232 | |
| 8392 | It All | £ 423,487,180 | |
| 8393 | It all Begins | £ 374,834,782 | |
| 8394 | It doesnt even matter | £ 54,317,166 | |
| 8395 | It Was Me | £ 4,689,219 | |
| 8396 | It wasnt me | £ -1,511,969 | |
| 8397 | It. | £ 31,426,274 | |
| 8398 | Italia | £ 6,965,538 | |
| 8399 | Italia250 | £ 10,218,183 | |
| 8400 | Italia458 | £ 10,954,486 | |
