The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12101 | Kestrel | £ 50,000 | |
| 12102 | Kestrel House | £ 264,880 | |
| 12103 | Kestrel Inc | £ 50,000 | |
| 12104 | Kestrel Inc. | £ 50,000 | |
| 12105 | Ketamine | £ 651,443,399 | |
| 12106 | Ketchup | £ 213,107,165 | |
| 12107 | Kevdog Enterprises | £ 7,233,200 | |
| 12108 | Kevin The Carrot | £ 78,378,105 | |
| 12109 | Key Gen | £ 14,771,565 | |
| 12110 | Key Generator | £ 28,459,422 | |
| 12111 | Key Maker | £ 10,950,216 | |
| 12112 | Keyboard | £ 4,859,456 | |
| 12113 | Keyboard-Slinger Sam | £ 87,267,530 | |
| 12114 | Keyboards R Us | £ 2,999,019 | |
| 12115 | KeyCorp KeyBank | £ 45,265,188 | |
| 12116 | KeydGV21 | £ 1,207,316 | |
| 12117 | KeydGV21 Inc. | £ 50,000 | |
| 12118 | Keylek Inc | £ 162,593,476 | |
| 12119 | Keymaster | £ 210,609,053 | |
| 12120 | Keyper Supreme Ventures | £ 9,975,732 | |
| 12121 | Keys | £ 8,273,288 | |
| 12122 | Keys and Locke | £ 214,372,925 | |
| 12123 | Keys II | £ 8,071,569 | |
| 12124 | Keys III | £ 7,025,136 | |
| 12125 | Keys IV | £ 10,951,215 | |
| 12126 | Keys V | £ 7,267,019 | |
| 12127 | Keys. | £ 1,726,644,144 | |
| 12128 | Keyser Soze | £ 62,886,526 | |
| 12129 | KFC | £ 5,166,940 | |
| 12130 | KFC International | £ 263,952 | |
| 12131 | KFGDILFJVFC | £ 95,752,231 | |
| 12132 | Kfinch inc | £ 291,824 | |
| 12133 | KFMDM | £ 8,090,687,756 | |
| 12134 | Khan | £ 112,943,437 | |
| 12135 | Khaos inc. | £ 5,077,153 | |
| 12136 | Khartoum | £ 11,486,305 | |
| 12137 | Khlav kalash | £ 35,574,065 | |
| 12138 | KHS | £ 93,444,628 | |
| 12139 | Khufu | £ 1,039,173,012 | |
| 12140 | kia | £ 105,347,948 | |
| 12141 | kick | £ 9,537,911 | |
| 12142 | Kick Ass Inc | £ 5,506,550 | |
| 12143 | kick boxing | £ 8,190,631 | |
| 12144 | Kick my ass | £ 105,524,074 | |
| 12145 | Kickapoo Inc. | £ 5,500,291 | |
| 12146 | KickBladeSaMa | £ 6,776,706,577 | |
| 12147 | Kickboxing Pro | £ 24,050,525 | |
| 12148 | Kicraft | £ 64,861 | |
| 12149 | Kid | £ 50,000 | |
| 12150 | Kidders | £ 107,985,605 | |
| 12151 | Kiddie kingdom | £ 56,461,838 | |
| 12152 | Kief | £ 21,157,157 | |
| 12153 | Kief Flower Cannabis | £ 30,134,218 | |
| 12154 | Kieths Kiosk | £ 552,265,260 | |
| 12155 | Kiev | £ 35,139,668 | |
| 12156 | Kievska Rus | £ 97,557,928 | |
| 12157 | KiLaKiLa | £ 2,246,899 | |
| 12158 | Kilchoman | £ 393,041,716 | |
| 12159 | Kildonan | £ 895,658,926 | |
| 12160 | Kilimanjaro | £ 348,429,326 | |
| 12161 | kill u | £ -13,521 | |
| 12162 | Kill Zone | £ 18,761,545 | |
| 12163 | Killa | £ 1,701,602 | |
| 12164 | kiLLas | £ 172,836 | |
| 12165 | Killaz | £ 2,537,902,682 | |
| 12166 | killbill | £ 9,866,089 | |
| 12167 | KillEmOrCureEm | £ -316 | |
| 12168 | Killer | £ -16,537,583 | |
| 12169 | Killer Bassman | £ 1,853,870 | |
| 12170 | killer bees | £ 44,933,062 | |
| 12171 | Killer Clown | £ 2,910,270 | |
| 12172 | killer clowns | £ 50,000 | |
| 12173 | Killer Corp | £ 182,271,492 | |
| 12174 | Killer Corp2 | £ 149,656,935 | |
| 12175 | Killer Inc | £ 5,503,363 | |
| 12176 | Killer Instinct | £ 14,507,525 | |
| 12177 | Killer Instincts | £ 4,605,880 | |
| 12178 | Killer K | £ 5,194,811 | |
| 12179 | Killer Zombies | £ 20,940,696 | |
| 12180 | Killers | £ 5,014,169 | |
| 12181 | Killersnails | £ 119,327,581 | |
| 12182 | Killiecrankie | £ 944,263,068 | |
| 12183 | Killimster | £ 905,938,433 | |
| 12184 | killing animals | £ 69,079,985 | |
| 12185 | KILLING IN THE NAME OF | £ 552,015,604 | |
| 12186 | Killing of Bill | £ 1,154,660 | |
| 12187 | Killuh Tacos | £ 5,503,508 | |
| 12188 | Killuminati | £ 6,615,982 | |
| 12189 | Kilmichael | £ 143,440,019 | |
| 12190 | Kilo Company | £ 664,469,561 | |
| 12191 | Kilos | £ 13,889,117 | |
| 12192 | Kiloveenoge | £ 16,382,495 | |
| 12193 | Kilter | £ 570,117,522 | |
| 12194 | Kim Yuna | £ 172,931,624 | |
| 12195 | Kimagure Orange Road | £ 80,725,475 | |
| 12196 | Kimchi | £ 157,249,934 | |
| 12197 | Kimetsu No Yaiba | £ 25,235,152 | |
| 12198 | kimjongun | £ 57,740,470 | |
| 12199 | Kimmes | £ -5,392,192 | |
| 12200 | kin | £ 1,306,053,626 | |
