The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11501 | Intent | £ 208,032,022 | |
| 11502 | Intentions | £ 16,187,793 | |
| 11503 | Inter Ya Dog | £ 118,992,808 | |
| 11504 | Inter Ya Gran | £ 12,738,841 | |
| 11505 | Inter Ya Granny | £ 162,752,353 | |
| 11506 | Inter Ye mam | £ 113,368,031 | |
| 11507 | Intercourse | £ 7,425,566 | |
| 11508 | Interest | £ 162,157,253 | |
| 11509 | Interesting Company Name | £ 38,884,650 | |
| 11510 | Interesting Inc. | £ 115,169,616 | |
| 11511 | Interests | £ 45,885,368 | |
| 11512 | Interference | £ 68,204,538 | |
| 11513 | Intergalactic Humanoids | £ 138,751,883 | |
| 11514 | Interior Two | £ 13,505,023 | |
| 11515 | Interlaced ent | £ 26,839,614 | |
| 11516 | Interlaced inc | £ 6,609,164 | |
| 11517 | Interlagos | £ 62,187,801 | |
| 11518 | Intern | £ 36,184,404 | |
| 11519 | Internal Affairs | £ 1,505,037,105 | |
| 11520 | Internal Audit | £ 5,084,223 | |
| 11521 | Internal combustion | £ 10,259,967 | |
| 11522 | Internal Revenue | £ 213,429,745 | |
| 11523 | Internal Server Error | £ 414,636,946 | |
| 11524 | International Mystery | £ 5,506,934 | |
| 11525 | International Rescue | £ 1,030,471,998 | |
| 11526 | Internet Chicken | £ 2,964,862 | |
| 11527 | InterplanetaryCraft | £ 280,645,366 | |
| 11528 | Interpol | £ 49,656,819 | |
| 11529 | Interruption | £ 45,034,064 | |
| 11530 | Interscope | £ 39,811,703 | |
| 11531 | Interstate 580 | £ 62,572,522 | |
| 11532 | Intestinal Discomfort | £ 56,322,543 | |
| 11533 | Intimacy | £ 460,690,059 | |
| 11534 | Intl Secret Intel Agency | £ 283,843,957 | |
| 11535 | Into Light | £ 2,490,919 | |
| 11536 | Into your DMs | £ 61,631,899 | |
| 11537 | Intothenight | £ 1,845,829 | |
| 11538 | Intrepia | £ 59,115,436 | |
| 11539 | Intrigue | £ 583,594,547 | |
| 11540 | Intuitive | £ 54,700,056 | |
| 11541 | INUYASHA | £ 41,684,637 | |
| 11542 | Invader | £ 166,638,863 | |
| 11543 | Invaders 2 | £ 33,587,924 | |
| 11544 | Invaders 4 | £ 2,086,777 | |
| 11545 | invalid | £ -9,650,282 | |
| 11546 | Invaluable Deeds | £ 33,829,098 | |
| 11547 | Invasion | £ 296,793,233 | |
| 11548 | Invention | £ 1,655,580,108 | |
| 11549 | Invention. | £ 4,429,765,471 | |
| 11550 | Inventions R US | £ 6,854,812 | |
| 11551 | Inverness | £ 47,066,814 | |
| 11552 | Inverse Ferocity | £ 10,650,542 | |
| 11553 | Inversion | £ 84,939,373 | |
| 11554 | Investigation | £ 32,969,246 | |
| 11555 | Investigations | £ 5,510,265 | |
| 11556 | Investment | £ 2,221,888,865 | |
| 11557 | Investments | £ 38,010 | |
| 11558 | Investor Inc | £ 19,491 | |
| 11559 | Investors | £ 556,818,970 | |
| 11560 | Invicible | £ 1,571,549,869 | |
| 11561 | Invictus | £ 234,266,883 | |
| 11562 | Invictus Co. | £ 6,317,756 | |
| 11563 | Invincibility | £ 7,000,000,000 | |
| 11564 | Invincible Blood | £ 22,642,999 | |
| 11565 | Invisibility | £ 7,000,000,000 | |
| 11566 | Invisible | £ 5,500,467 | |
| 11567 | Invisible Furniture | £ 3,799,011 | |
| 11568 | Invulnerability | £ 7,000,000,000 | |
| 11569 | IOM | £ 10,369,366 | |
| 11570 | Iowa | £ 44,046,964 | |
| 11571 | IP Tables | £ 1,258,301,796 | |
| 11572 | Ipeople | £ 6,717,633 | |
| 11573 | iPhone 5s or iPhone 5c | £ 251,993,104 | |
| 11574 | iPhone Maxi | £ 21,262,521 | |
| 11575 | iphone se 2 | £ 1,537,913 | |
| 11576 | iPhones | £ 118,604,144 | |
| 11577 | Ipswich Town | £ 4,561,945 | |
| 11578 | IpWorm | £ 3,642,355 | |
| 11579 | IQM Medical Ltd. | £ 50,000 | |
| 11580 | IRA | £ 65,608,485 | |
| 11581 | Iran | £ 32,215,198 | |
| 11582 | Iraq | £ 44,717,420 | |
| 11583 | irasshaimase | £ 224,142,634 | |
| 11584 | Ireland | £ 5,965,992 | |
| 11585 | iReps | £ 2,223,311 | |
| 11586 | Irish Bomber | £ 50,000 | |
| 11587 | Irish Carbomb | £ 56,896,614 | |
| 11588 | irish descent | £ 222,031,996 | |
| 11589 | irish logic6 | £ 16,237,184 | |
| 11590 | irish logic7 | £ 50,000 | |
| 11591 | irish logic8 | £ 50,000 | |
| 11592 | irish logic9 | £ 50,000 | |
| 11593 | Irish Red Inc | £ 5,507,308 | |
| 11594 | Irish Republican Army | £ 191,860,837 | |
| 11595 | Irish Whiskey | £ 1,291,107 | |
| 11596 | Irish Wrecking Ball | £ 5,052,671 | |
| 11597 | Irish_Eejit | £ 18,195,704 | |
| 11598 | Irn Bru | £ 145,175,356 | |
| 11599 | iron | £ 27,511,144 | |
| 11600 | iron banana | £ 138,370,638 | |
