The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12101 | kaz.com | £ 4,182,938 | |
| 12102 | Kazakhstan | £ 314,155,578 | |
| 12103 | kazzy b | £ 1,860,215 | |
| 12104 | kazzy b plc | £ 3,504,895 | |
| 12105 | KBS | £ 7,071,206,959 | |
| 12106 | KCCO | £ 94,232,438 | |
| 12107 | KCCO Interprise | £ 67,090,988 | |
| 12108 | KE Branch 1 | £ 31,799,393 | |
| 12109 | KE Branch 2 | £ 102,419,402 | |
| 12110 | KE Branch 3 | £ 66,660,686 | |
| 12111 | KE Branch 4 | £ 5,500,292 | |
| 12112 | Kebab Industries | £ 125,982,246 | |
| 12113 | Kebabs | £ 22,788,242 | |
| 12114 | Keele mafia | £ 50,000 | |
| 12115 | Keele services | £ 50,000 | |
| 12116 | Keen | £ 1,023,044,078 | |
| 12117 | keep joggin on | £ 0 | |
| 12118 | keepa | £ 396,956,138 | |
| 12119 | Keepers | £ 108,246,913 | |
| 12120 | Keg | £ 9,268,221 | |
| 12121 | keiholdings | £ -1,709,490 | |
| 12122 | Keiss | £ 750,251,492 | |
| 12123 | Kelberi | £ 55,979,548 | |
| 12124 | Kelevra | £ 50,000 | |
| 12125 | Kelise | £ 2,381,520 | |
| 12126 | Kelk Industries | £ 8,645,283 | |
| 12127 | Kelly | £ 83,169,852 | |
| 12128 | Kelly Watch the Stars | £ 1,063,978,459 | |
| 12129 | Kelly Who | £ 51,811,016 | |
| 12130 | kellys | £ 156,763,945 | |
| 12131 | kellys4 | £ 63,248,529 | |
| 12132 | Ken and Co | £ 4,256,807 | |
| 12133 | Ken Enterprise | £ 156,107,087 | |
| 12134 | kenco | £ 396,600 | |
| 12135 | Kennedy | £ 10,953,576 | |
| 12136 | Kenny Dalglish | £ 53,917,067 | |
| 12137 | Kenny ltd | £ -117,075 | |
| 12138 | Kenny Roberts | £ 52,043,637 | |
| 12139 | Kenpire | £ 35,585,648 | |
| 12140 | Kenpire1 | £ 21,000,780 | |
| 12141 | Kens King Kebabs | £ 19,728,636 | |
| 12142 | Kenshin | £ 111,393,095 | |
| 12143 | kenshiro | £ 46,747,115 | |
| 12144 | Kensington and Chelsea | £ 319,169,559 | |
| 12145 | Kent | £ 118,850,107 | |
| 12146 | kentlee850727 | £ 50,000 | |
| 12147 | kentleekentleekentlee | £ 50,000 | |
| 12148 | Kenvi | £ 543,645 | |
| 12149 | Kenworth | £ 2,388,738 | |
| 12150 | Kephalos | £ 52,716,612 | |
| 12151 | Kepler | £ 822,843,883 | |
| 12152 | kepohma | £ 6,729,224 | |
| 12153 | Keppel | £ 210,070,708 | |
| 12154 | Ker Ent | £ -1,199,656 | |
| 12155 | Kermit The Frog | £ 12,462,375 | |
| 12156 | Kernel Exploit | £ 109,274,104 | |
| 12157 | Kernow | £ 413,210 | |
| 12158 | Kerotroop | £ 5,503,983 | |
| 12159 | Kerr | £ 15,023,427 | |
| 12160 | KeSa | £ 196,199,771 | |
| 12161 | Keslla | £ 2,742,752 | |
| 12162 | Kesteven | £ 125,975,923 | |
| 12163 | Kestoria Ltd | £ -46,291,520 | |
| 12164 | Kestrel | £ 50,000 | |
| 12165 | Kestrel House | £ 264,880 | |
| 12166 | Kestrel Inc | £ 50,000 | |
| 12167 | Kestrel Inc. | £ 50,000 | |
| 12168 | Ketamine | £ 651,443,399 | |
| 12169 | Ketchup | £ 213,107,165 | |
| 12170 | Kevdog Enterprises | £ 7,233,200 | |
| 12171 | Kevin The Carrot | £ 78,378,105 | |
| 12172 | Key Maker | £ 10,950,216 | |
| 12173 | Keyboard | £ 4,859,456 | |
| 12174 | Keyboard-Slinger Sam | £ 87,267,530 | |
| 12175 | Keyboards R Us | £ 2,999,019 | |
| 12176 | KeyCorp KeyBank | £ 45,265,188 | |
| 12177 | KeydGV21 | £ 1,207,316 | |
| 12178 | KeydGV21 Inc. | £ 50,000 | |
| 12179 | Keylek Inc | £ 162,593,476 | |
| 12180 | Keymaster | £ 210,609,053 | |
| 12181 | Keyper Supreme Ventures | £ 9,975,732 | |
| 12182 | Keys | £ 8,273,288 | |
| 12183 | Keys and Locke | £ 214,372,925 | |
| 12184 | Keys II | £ 8,071,569 | |
| 12185 | Keys III | £ 7,025,136 | |
| 12186 | Keys IV | £ 10,951,215 | |
| 12187 | Keys V | £ 7,267,019 | |
| 12188 | Keys. | £ 1,726,644,144 | |
| 12189 | Keyser Soze | £ 62,886,526 | |
| 12190 | KFC | £ 5,166,940 | |
| 12191 | KFC International | £ 263,952 | |
| 12192 | KFGDILFJVFC | £ 95,752,231 | |
| 12193 | Kfinch inc | £ 291,824 | |
| 12194 | KFMDM | £ 8,090,687,756 | |
| 12195 | Khan | £ 112,943,437 | |
| 12196 | Khan 2025 | £ 3,209,205 | |
| 12197 | Khaos inc. | £ 5,077,153 | |
| 12198 | Khlav kalash | £ 35,574,065 | |
| 12199 | KHS | £ 93,444,628 | |
| 12200 | Khufu | £ 1,039,173,012 | |
