The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10601 | Kittens Inc. | £ 4,762,144 | |
| 10602 | Kitty Club | £ 4,546,877 | |
| 10603 | Kitty Inferno | £ 7,318,657 | |
| 10604 | Kitty Kat Kartel | £ 786,758 | |
| 10605 | kitty of doom | £ 4,683,600 | |
| 10606 | kjh | £ 5,498,197 | |
| 10607 | KJTB | £ 9,471,471 | |
| 10608 | KK Corp. | £ 58,820,300 | |
| 10609 | KK Enterprise. | £ 3,964,469 | |
| 10610 | KK Inc. | £ 4,787,040 | |
| 10611 | KK Ltd. | £ 5,255,304 | |
| 10612 | KK Plc. | £ 15,814,157 | |
| 10613 | kkk | £ 8,643,667 | |
| 10614 | kkkk | £ 43,743,212 | |
| 10615 | kkkkk | £ 59,267,014 | |
| 10616 | kkkkkk | £ 5,110,459 | |
| 10617 | kkkkkkk | £ 6,174,488 | |
| 10618 | Klahmosity | £ 5,428,620 | |
| 10619 | Klimt University | £ 61,543,228 | |
| 10620 | Klingon | £ 20,676,599 | |
| 10621 | Kluge Enterprises | £ 73,096,053 | |
| 10622 | Klunge plc | £ 52,713,914 | |
| 10623 | Kluwe | £ 49,423,102 | |
| 10624 | kmackkert | £ 428,257 | |
| 10625 | KMS | £ 50,000 | |
| 10626 | knee surgery | £ 531,128,662 | |
| 10627 | Kneecappers inc. | £ 67,984,581 | |
| 10628 | Kneel | £ 2,670,780 | |
| 10629 | Knew | £ 1,512,669 | |
| 10630 | Knickers | £ 108,516,257 | |
| 10631 | Knife Hill | £ 5,543,349 | |
| 10632 | Knight | £ 49,988,428 | |
| 10633 | Knight Enterprises | £ 118,399,344 | |
| 10634 | Knight Foundation | £ 1,034,398,688 | |
| 10635 | Knight Hawk | £ 90,939,153 | |
| 10636 | Knight Industries | £ 126,432,093 | |
| 10637 | Knight Industries 2000 | £ 95,348,450 | |
| 10638 | Knight Rider | £ 93,623,056 | |
| 10639 | Knightdale | £ 282,177,584 | |
| 10640 | knighthawk international | £ 22,418,601 | |
| 10641 | Knightmare | £ 1,428,736 | |
| 10642 | KnightRider | £ 1,411,048,500 | |
| 10643 | Knights | £ 404,863,270 | |
| 10644 | Knights Cronic | £ 5,412,286 | |
| 10645 | Knights Realm | £ 9,258,593 | |
| 10646 | Knights Security | £ 14,883,563 | |
| 10647 | Knights Templar | £ 169,467,787 | |
| 10648 | Knights who say Ni | £ 249,972 | |
| 10649 | KnightsSecurity Mac1 | £ 438,207,917 | |
| 10650 | KnightsSecurityMac2 | £ 39,628,014 | |
| 10651 | KNIVES CORP | £ 50,000 | |
| 10652 | Knives Inc | £ 923,936 | |
| 10653 | Knobbley Inc | £ 53,497,856 | |
| 10654 | Knobbley Inc2 | £ 53,029,115 | |
| 10655 | Knobbley Inc3 | £ 35,518,380 | |
| 10656 | Knobs and Knockers | £ 625,727,989 | |
| 10657 | Knock A Boy Out | £ 98,878,315 | |
| 10658 | Knock me down booze | £ 126,762,299 | |
| 10659 | Knock You Out | £ 357,448,422 | |
| 10660 | Knocker.SLickerTOpaZ.LUX | £ 741,082 | |
| 10661 | Knockers | £ 277,273,265 | |
| 10662 | KnowIedge | £ 221,481,152 | |
| 10663 | Knowledge Is Experience | £ 99,121,230 | |
| 10664 | Knowme | £ 50,000 | |
| 10665 | Knuck If You Buck | £ 83,153,161 | |
| 10666 | Knuckels | £ 26,841,839 | |
| 10667 | Knuckles Parlor | £ 23,084 | |
| 10668 | KnyteNet | £ 58,872,618 | |
| 10669 | Kobalos | £ 151,135,988 | |
| 10670 | Kobe Cattle | £ 393,316,133 | |
| 10671 | Kobol | £ 104,355,490 | |
| 10672 | Koca Popovic | £ 140,427,377 | |
| 10673 | Koenigsegg CCXR Trevita | £ 91,581,683 | |
| 10674 | kogarasumaru | £ 597,595 | |
| 10675 | Koh and Oei LLC | £ 100,130,740 | |
| 10676 | Kohark | £ 2,311,482 | |
| 10677 | Kojima Productions | £ 82,248,983 | |
| 10678 | KOKO CHOO | £ 4,172,979 | |
| 10679 | kokoko | £ 50,000 | |
| 10680 | Kolgomov | £ 48,772,231 | |
| 10681 | KollofSkis | £ 78,166,268 | |
| 10682 | kolo | £ 4,674,934 | |
| 10683 | Kolo Mee | £ 34,755,663 | |
| 10684 | Kombat | £ 2,109,496 | |
| 10685 | Komodo | £ 187,869,778 | |
| 10686 | Komohomo | £ 468,458,901 | |
| 10687 | kompany | £ 1,174,673 | |
| 10688 | Kong | £ 5,283,249 | |
| 10689 | KongBall | £ 565,529 | |
| 10690 | Kongo | £ 42,243,702 | |
| 10691 | KongZilla | £ 10,603,234,221 | |
| 10692 | Konoha | £ 5,505,394 | |
| 10693 | KooDa | £ 1,139,327,544 | |
| 10694 | Kools | £ 5,083,488 | |
| 10695 | Koooll Katz | £ 204,839,090 | |
| 10696 | Koral Industries | £ 901,411 | |
| 10697 | Korczyk Industries | £ 148,275 | |
| 10698 | Korea | £ 105,036,580 | |
| 10699 | Korean Drama | £ 114,805,049 | |
| 10700 | KoRn | £ 114,260,513 | |
