The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 10201 | kazzy b | £ 1,860,215 | |
| 10202 | kazzy b plc | £ 3,504,895 | |
| 10203 | KBS | £ 2,063,016,974 | |
| 10204 | KCCO | £ 94,232,438 | |
| 10205 | KCCO Interprise | £ 67,090,988 | |
| 10206 | keep joggin on | £ 0 | |
| 10207 | keepa | £ 396,956,138 | |
| 10208 | Keepers | £ 62,110,408 | |
| 10209 | Keg | £ 9,268,221 | |
| 10210 | keiholdings | £ -1,709,490 | |
| 10211 | Keiss | £ 750,251,492 | |
| 10212 | Kelberi | £ 55,979,548 | |
| 10213 | Kelevra | £ 50,000 | |
| 10214 | Kelise | £ 2,381,520 | |
| 10215 | Kelk Industries | £ 8,645,283 | |
| 10216 | kellys | £ 556,763,945 | |
| 10217 | kellys4 | £ 263,248,529 | |
| 10218 | Kempston Outdoor Centre | £ 28,329,015 | |
| 10219 | Ken and Co | £ 4,230,554 | |
| 10220 | Ken Enterprise | £ 557,311,920 | |
| 10221 | kenco | £ 396,600 | |
| 10222 | Kenny ltd | £ -117,075 | |
| 10223 | Kenny Roberts | £ 7,129,975 | |
| 10224 | Kenpire | £ 35,585,648 | |
| 10225 | Kenpire1 | £ 21,000,780 | |
| 10226 | Kens King Kebabs | £ 19,728,636 | |
| 10227 | Kenshin | £ 111,393,095 | |
| 10228 | kenshiro | £ 46,747,115 | |
| 10229 | Kent | £ 118,850,107 | |
| 10230 | Kenworth | £ 2,331,699 | |
| 10231 | Kephalos | £ 52,716,612 | |
| 10232 | Kepler | £ 822,843,883 | |
| 10233 | kepohma | £ 6,729,224 | |
| 10234 | Ker Ent | £ -1,199,656 | |
| 10235 | Kernow | £ 413,210 | |
| 10236 | Kerotroop | £ 5,503,983 | |
| 10237 | Kerplunk | £ 35,304,501 | |
| 10238 | Kestoria Ltd | £ -46,291,520 | |
| 10239 | Kestrel | £ 50,000 | |
| 10240 | Kestrel House | £ 264,880 | |
| 10241 | Kestrel Inc | £ 50,000 | |
| 10242 | Kestrel Inc. | £ 50,000 | |
| 10243 | Ket | £ 3,490,380 | |
| 10244 | Ketchup | £ 213,107,165 | |
| 10245 | Ketoprofen | £ 419,998,690 | |
| 10246 | Kevdog Enterprises | £ 5,361,701 | |
| 10247 | Kevin The Carrot | £ 64,625,389 | |
| 10248 | Key Gen | £ 14,771,565 | |
| 10249 | Key Generator | £ 28,459,422 | |
| 10250 | Key Maker | £ 10,950,216 | |
| 10251 | Keyboard | £ 4,859,456 | |
| 10252 | Keyboard-Slinger Sam | £ 87,267,530 | |
| 10253 | KeyCorp KeyBank | £ 45,265,188 | |
| 10254 | KeydGV21 Inc. | £ 50,000 | |
| 10255 | Keylek Inc | £ 162,593,476 | |
| 10256 | Keymaster | £ 209,109,053 | |
| 10257 | Keys | £ 8,273,288 | |
| 10258 | Keys II | £ 8,071,569 | |
| 10259 | Keys III | £ 7,025,136 | |
| 10260 | Keys IV | £ 10,951,215 | |
| 10261 | Keys Open Doors | £ 55,326,153 | |
| 10262 | Keys V | £ 7,267,019 | |
| 10263 | Keys. | £ 1,726,597,052 | |
| 10264 | Keyser Soze | £ 62,886,526 | |
| 10265 | KFC | £ 5,166,940 | |
| 10266 | KFC International | £ 263,952 | |
| 10267 | KFGDILFJVFC | £ 95,752,231 | |
| 10268 | Kfinch inc | £ 291,824 | |
| 10269 | KFMDM | £ 1,946,663,500 | |
| 10270 | Khalifa | £ 520,728,967 | |
| 10271 | Khan | £ 60,906,567 | |
| 10272 | Khaos inc. | £ 5,077,153 | |
| 10273 | Khlav kalash | £ 35,574,065 | |
| 10274 | KHS | £ 93,444,628 | |
| 10275 | kick | £ 9,537,911 | |
| 10276 | Kick Ass Inc | £ 5,506,550 | |
| 10277 | kick boxing | £ 111,318,225 | |
| 10278 | Kick my ass | £ 105,524,074 | |
| 10279 | KickBladeSaMa | £ 44,439,918 | |
| 10280 | Kicraft | £ 64,861 | |
| 10281 | Kid | £ 50,000 | |
| 10282 | Kidders | £ 107,985,605 | |
| 10283 | Kiddie kingdom | £ 56,461,838 | |
| 10284 | Kief | £ 21,157,157 | |
| 10285 | Kief Flower Cannabis | £ 30,134,218 | |
| 10286 | Kieths Kiosk | £ 552,265,260 | |
| 10287 | Kiev | £ 35,139,668 | |
| 10288 | Kievska Rus | £ 73,436,959 | |
| 10289 | KiLaKiLa | £ 2,246,899 | |
| 10290 | Kilchoman | £ 393,041,716 | |
| 10291 | Kildonan | £ 895,658,926 | |
| 10292 | Kilimanjaro | £ 348,429,326 | |
| 10293 | Kill | £ 55,671,767 | |
| 10294 | kill u | £ -13,521 | |
| 10295 | Killa | £ 1,701,602 | |
| 10296 | kiLLas | £ 172,836 | |
| 10297 | Killaz | £ 2,537,902,682 | |
| 10298 | killbill | £ 9,866,089 | |
| 10299 | KillEmOrCureEm | £ -316 | |
| 10300 | Killer | £ -16,537,583 | |
