The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 9301 | Knock A Boy Out | £ 98,878,315 | |
| 9302 | Knock me down booze | £ 99,747,142 | |
| 9303 | Knocker.SLickerTOpaZ.LUX | £ 741,082 | |
| 9304 | Knockers | £ 277,273,265 | |
| 9305 | KnowIedge | £ 221,481,152 | |
| 9306 | Knowledge Is Experience | £ 99,121,230 | |
| 9307 | Knowme | £ 50,000 | |
| 9308 | Knuck If You Buck | £ 37,399,090 | |
| 9309 | Knuckels | £ 26,841,839 | |
| 9310 | Knuckles Parlor | £ 23,084 | |
| 9311 | KnyteNet | £ 58,872,618 | |
| 9312 | Kobalos | £ 151,135,988 | |
| 9313 | Kobe Cattle | £ 138,234,180 | |
| 9314 | Kobol | £ 104,355,490 | |
| 9315 | Koca Popovic | £ 140,427,377 | |
| 9316 | Koenigsegg CCXR Trevita | £ 91,581,683 | |
| 9317 | kogarasumaru | £ 597,595 | |
| 9318 | Koh and Oei LLC | £ 100,130,740 | |
| 9319 | Kohark | £ 2,311,482 | |
| 9320 | Kojima Productions | £ 82,248,983 | |
| 9321 | KOKO CHOO | £ 4,172,979 | |
| 9322 | kokoko | £ 50,000 | |
| 9323 | Kolgomov | £ 46,067,517 | |
| 9324 | KollofSkis | £ 78,166,268 | |
| 9325 | kolo | £ 4,674,934 | |
| 9326 | Kolo Mee | £ 34,755,663 | |
| 9327 | Komodo | £ 187,869,778 | |
| 9328 | kompany | £ 1,174,673 | |
| 9329 | Kong | £ 5,283,249 | |
| 9330 | KongBall | £ 565,529 | |
| 9331 | KongZilla | £ 7,985,567,894 | |
| 9332 | Konj | £ 37,112 | |
| 9333 | Konoha | £ 5,505,394 | |
| 9334 | KooDa | £ 433,685,518 | |
| 9335 | Kools | £ 5,083,488 | |
| 9336 | Koooll Katz | £ 204,839,090 | |
| 9337 | Koral Industries | £ 901,411 | |
| 9338 | Korczyk Industries | £ 148,275 | |
| 9339 | Korea | £ 105,036,580 | |
| 9340 | KoRn | £ 114,260,513 | |
| 9341 | Kors | £ 41,000,427 | |
| 9342 | Kota Inc | £ 3,074,772 | |
| 9343 | KOTECHA FAMILY REALTY CO | £ 2,623,066 | |
| 9344 | Kotto Corp | £ 49,972 | |
| 9345 | Kotto Corp 2 | £ -817,713 | |
| 9346 | KOUCH ENT. | £ 1,818 | |
| 9347 | Koza | £ 79,181,828 | |
| 9348 | Kozi | £ 282,049 | |
| 9349 | KP Holdings Corp | £ 101,975,884 | |
| 9350 | KPcorp | £ 380,341,882 | |
| 9351 | KPInc | £ -2,654,507 | |
| 9352 | KPOW | £ 5,963,984 | |
| 9353 | KPP Inc | £ 3,538,705 | |
| 9354 | Kracken | £ 143,253,229 | |
| 9355 | Kraft | £ 6,936,427 | |
| 9356 | Kraken Wakes | £ 149,395,486 | |
| 9357 | Kramer | £ 19,726,502 | |
| 9358 | Kramerica | £ 5,841,932 | |
| 9359 | Kramerica Inc. | £ 82,309,508 | |
| 9360 | KraZe Inc. | £ 2,769,200 | |
| 9361 | Kremmen Inc | £ 2,450,721 | |
| 9362 | KRIS | £ 2,802,010 | |
| 9363 | KrisCorp | £ 8,430,864 | |
| 9364 | Krist | £ 5,874,508 | |
| 9365 | Kristinsson | £ 5,501,849 | |
| 9366 | Kroll | £ 96,657,317 | |
| 9367 | Krondor | £ 1,195,958 | |
| 9368 | Kronenbourg | £ 52,249,419 | |
| 9369 | Kronenburgpark | £ 3,090,886 | |
| 9370 | Krose | £ 50,000 | |
| 9371 | Kruger | £ 297,948 | |
| 9372 | Krull | £ 5,582,690 | |
| 9373 | Krypton | £ 5,501,562 | |
| 9374 | Kryptonite | £ 168,749,703 | |
| 9375 | Krzac | £ 253,455,173 | |
| 9376 | KS Tuning | £ 6,514,883 | |
| 9377 | KS Tyre Serv | £ -619,961 | |
| 9378 | KSHH | £ 54,425,742 | |
| 9379 | ktest2 | £ 4,400,890 | |
| 9380 | ktest3 | £ 11,950,652 | |
| 9381 | ktest4 | £ 1,398,453 | |
| 9382 | ktest5 | £ 741,685 | |
| 9383 | ktest6 | £ 5,363,265 | |
| 9384 | ktest7 | £ 50,000 | |
| 9385 | ktest8 | £ 170,000 | |
| 9386 | Ktulu | £ 256,583,552 | |
| 9387 | Kueh Chap | £ 13,647,415 | |
| 9388 | Kullback and Leibler | £ 780,686 | |
| 9389 | Kululand | £ 27,805,826 | |
| 9390 | Kumba | £ 1,058,108,278 | |
| 9391 | Kumon Enterprises | £ 5,508,614 | |
| 9392 | Kung Fu Co. | £ 50,000 | |
| 9393 | Kung Fu Panda | £ 93,209,184 | |
| 9394 | Kung Pow | £ 87,135,003 | |
| 9395 | Kungfu Panda | £ 56,083,660 | |
| 9396 | Kuredu Island | £ 78,671,516 | |
| 9397 | kuryatnik | £ 52,450,623 | |
| 9398 | kuryatnik2 | £ 27,351,318 | |
| 9399 | Kush | £ 50,000 | |
| 9400 | Kush Lounge | £ 13,698,681 | |
