The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18501 | ugk industries | £ 50,000 | |
| 18502 | Uglykidjoe | £ 85,018,438 | |
| 18503 | uglykidjoes | £ 2,027,762 | |
| 18504 | Uh-oh | £ 200,138,911 | |
| 18505 | UKIP | £ 101,644,794 | |
| 18506 | Ukraine | £ 106,968,751 | |
| 18507 | UKUS | £ -25,450,113 | |
| 18508 | UKUS IV | £ 4,218,744 | |
| 18509 | UKVI Emmigration | £ 25,495,302 | |
| 18510 | Ukyfgv | £ 3,882,746 | |
| 18511 | ukyfgv01 | £ 34,699,304 | |
| 18512 | ULB | £ 522,744 | |
| 18513 | Uldor | £ 38,852,792 | |
| 18514 | UltiDownloader | £ 50,000 | |
| 18515 | ultimate poker | £ 59,416,513 | |
| 18516 | Ultra | £ 1,475,121 | |
| 18517 | Ultralite | £ 57,475,641 | |
| 18518 | ultraphoenix | £ 47,834,051 | |
| 18519 | Ultron | £ 81,549,169 | |
| 18520 | Ultron 2 | £ 68,236,657 | |
| 18521 | Ultron 3 | £ 79,351,341 | |
| 18522 | Ultron 4 | £ 91,359,037 | |
| 18523 | Ultron 5 | £ 54,564,321 | |
| 18524 | Umbiaishi | £ 6,929,105 | |
| 18525 | Umbrella Corp | £ 140,871,925 | |
| 18526 | Umbrella Corporation | £ 5,461,248 | |
| 18527 | Umbrella Inc | £ 45,632,660 | |
| 18528 | Umbrella Sales | £ 84,903,138 | |
| 18529 | Umbro | £ 62,431,156 | |
| 18530 | Un Aparapita | £ 197,099,011 | |
| 18531 | Un Canillita | £ 1,107,619,967 | |
| 18532 | Un Cholo | £ 519,038,157 | |
| 18533 | Una Cholita | £ 6,101,625,647 | |
| 18534 | Unbelievable Scenes | £ 43,335 | |
| 18535 | Unc1e | £ 143,144 | |
| 18536 | uncle | £ 48,973,553 | |
| 18537 | Uncle Franks Hot Wings | £ 50,000 | |
| 18538 | Uncompromising | £ 47,162,332 | |
| 18539 | Unconscious | £ 19,882,446 | |
| 18540 | UNDEAD | £ 51,745,515 | |
| 18541 | Under | £ 62,369,448 | |
| 18542 | Under the Basement | £ 2,887,572 | |
| 18543 | Under the Bed | £ 360,582,347 | |
| 18544 | under the bridge | £ 83,244,692 | |
| 18545 | Undercarriage inc | £ 8,924,088 | |
| 18546 | Underground | £ 14,619,212 | |
| 18547 | Underscore Underground | £ 6,483,334 | |
| 18548 | Understanding | £ 258,251,036 | |
| 18549 | Undertalk | £ 17,711 | |
| 18550 | Underwear Emporium | £ 68,254,923 | |
| 18551 | Unequivocal Power | £ 119,194,808 | |
| 18552 | Unforeseen Incidents | £ 24,156,555 | |
| 18553 | Unfortunate Events | £ 39,470,573 | |
| 18554 | Ungrateful ltd | £ 203,402,609 | |
| 18555 | UniBomber | £ 78,869,560 | |
| 18556 | unicorn rainbow farts. | £ 94,970,089 | |
| 18557 | unicorns | £ 34,241,693 | |
| 18558 | Unilever | £ 11,212,615 | |
| 18559 | Unimaginable Wealth | £ 1,713,027,549 | |
| 18560 | Uninformed Players | £ 1,549,564 | |
| 18561 | Unintended Consequences | £ 424,427,267 | |
| 18562 | Union Depository | £ 481,043 | |
| 18563 | unique state | £ 5,502,813 | |
| 18564 | UNIT | £ 10,172,688 | |
| 18565 | United Irishmen | £ 21,870,609 | |
| 18566 | united kingdom | £ 11,728,775 | |
| 18567 | United Nations | £ 7,828,573 | |
| 18568 | United States | £ 119,110,455 | |
| 18569 | United States Education | £ 733,211 | |
| 18570 | United States of America | £ 27,418,627 | |
| 18571 | UNITED WORLD | £ 7,387,638 | |
| 18572 | univers | £ 311,111,849 | |
| 18573 | Universal Exports | £ 126,418,183 | |
| 18574 | Universal Society | £ 42,080 | |
| 18575 | Universal Studio | £ 133,197,634 | |
| 18576 | university | £ 44,482,778 | |
| 18577 | Univex | £ 6,299,220 | |
| 18578 | Unknown | £ 322,457 | |
| 18579 | Unknown Targets | £ 55,046,887 | |
| 18580 | Unknowns | £ 188,825,518 | |
| 18581 | unlimited | £ 269,891,467 | |
| 18582 | Unlucky | £ 354,501,593 | |
| 18583 | Unmarked Bills | £ 928,296,220 | |
| 18584 | Unnecessary Violence | £ 38,817,254 | |
| 18585 | unowned | £ 6,390,326 | |
| 18586 | unrban | £ 74,481,197 | |
| 18587 | Unseen University | £ 39,525,264 | |
| 18588 | Until Provoked | £ 63,748,480 | |
| 18589 | Untouchable | £ 1,927,661,175 | |
| 18590 | Unusual Oil | £ -647,511 | |
| 18591 | unwashed socks | £ 53,038,556 | |
| 18592 | Up Miami | £ 58,708,665 | |
| 18593 | Up Ur Ars | £ -117,752 | |
| 18594 | Upon A Time | £ 9,966,788 | |
| 18595 | Ups And Downs | £ 43,065,649 | |
| 18596 | Upstairs | £ 3,509,641 | |
| 18597 | uptheblues | £ 2,657,143 | |
| 18598 | Upyours.org | £ 2,405,714 | |
| 18599 | ur mom | £ -16,959 | |
| 18600 | Ur Useless Existance | £ 13,362,410 | |
