The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 17101 | The IBM | £ 104,169 | |
| 17102 | The Ice Age | £ 135,558,457 | |
| 17103 | The Ice Club | £ 150,183 | |
| 17104 | The Iceberg | £ 303,728,794 | |
| 17105 | the Iceni | £ 61,408,724 | |
| 17106 | The Idol | £ 40,015,057 | |
| 17107 | The if | £ 11,930,819 | |
| 17108 | the Ignorant Masses | £ 175,033,846 | |
| 17109 | The IIIX Store | £ 8,639,871 | |
| 17110 | THE ILL BEHAVIOUR | £ 100,871,944 | |
| 17111 | The illuminati | £ 38,081,267 | |
| 17112 | The Imperium | £ 5,503,909 | |
| 17113 | The Implication | £ 125,908,496 | |
| 17114 | The Inbetweeners | £ 321,264,183 | |
| 17115 | The Inca | £ 222,874,826 | |
| 17116 | The Incredibles | £ 23,784,683 | |
| 17117 | The Indians | £ 42,184,564 | |
| 17118 | The Inferno | £ 201,480,459 | |
| 17119 | The Infinite Nooooo | £ 925,739,096 | |
| 17120 | The Infinity Stones | £ 53,405,265 | |
| 17121 | The Injustice Crew | £ 331,315,211 | |
| 17122 | The Insane | £ 95,211,711 | |
| 17123 | the internet | £ 948,747,057 | |
| 17124 | the Invisible Ninja | £ 131,017,540 | |
| 17125 | The iPhone | £ 10,116,154 | |
| 17126 | the Iron Bell | £ 673,040,906 | |
| 17127 | The Iron Curtain | £ 102,540,745 | |
| 17128 | The Isles | £ 604,613,427 | |
| 17129 | The Italian Mob | £ 68,762 | |
| 17130 | The Jabberwock | £ 206,690,570 | |
| 17131 | The Jedi | £ 672,782,534 | |
| 17132 | The Jenga Tower | £ 53,134,350 | |
| 17133 | The Jetset | £ 149,345,238 | |
| 17134 | The Jews | £ 151,825,331 | |
| 17135 | The Jhop Finances | £ 83,857,150 | |
| 17136 | The Jhop Mafia | £ 173,235,668 | |
| 17137 | The Jhop Security Inc | £ 77,432,398 | |
| 17138 | The Job Centre | £ 6,245,607 | |
| 17139 | the joke is on you | £ 439,719,377 | |
| 17140 | The Joshua tree | £ 21,860,312 | |
| 17141 | the journey | £ 486,496,515 | |
| 17142 | The Jr. Mafia | £ 1,305,073,989 | |
| 17143 | The Judging | £ 414,519,513 | |
| 17144 | the juice | £ 50,000 | |
| 17145 | the Jumping Beans | £ 136,411,011 | |
| 17146 | The Jungle | £ 185,524,775 | |
| 17147 | The Junkyard | £ -9,429 | |
| 17148 | The Jury | £ 106,372,838 | |
| 17149 | The Justice Crew | £ 5,530,657 | |
| 17150 | The Kanjars | £ 164,038,694 | |
| 17151 | the Keiser Report | £ 70,895,644 | |
| 17152 | The Key | £ 51,307,498 | |
| 17153 | The Keys | £ 74,370,193 | |
| 17154 | The Kid | £ -140,817 | |
| 17155 | The Killer | £ 4,428,609 | |
| 17156 | the Killer Bees | £ 387,131,277 | |
| 17157 | the killer company | £ 50,000 | |
| 17158 | The Killer Sausage | £ 356,460,201 | |
| 17159 | the killer tomatoes | £ 74,801,463 | |
| 17160 | The Kilt | £ 895,728,673 | |
| 17161 | The KImberleys | £ 42,289,652 | |
| 17162 | the king | £ 538,088,732 | |
| 17163 | The King Corp | £ 54,632,843 | |
| 17164 | The Kingdom | £ 9,116,361 | |
| 17165 | The Kiosk | £ 172,669,840 | |
| 17166 | The Kiss | £ 51,707,712 | |
| 17167 | The Kitkat | £ 40,200 | |
| 17168 | The Klondike | £ 311,642,775 | |
| 17169 | The Knight | £ 50,000 | |
| 17170 | the Knight of Zero | £ 14,734,765 | |
| 17171 | The Knights Templar | £ 15,872,880 | |
| 17172 | The Kooky Jar | £ 164,100,638 | |
| 17173 | The Kracken | £ 82,808,113 | |
| 17174 | The Krakken | £ 27,431,158 | |
| 17175 | The Krankies | £ 4,207,085 | |
| 17176 | The Kreisau Circle | £ 578,732,525 | |
| 17177 | The Kremlin | £ 76,542,890 | |
| 17178 | The Labour Party | £ 6,819,445 | |
| 17179 | The Lady Garden | £ 241,382,172 | |
| 17180 | The Lady In Red | £ 640,326,069 | |
| 17181 | The Laidler Initiative | £ 30,871 | |
| 17182 | The Lakes | £ 9,493,385 | |
| 17183 | The Lambs | £ 32,998,959 | |
| 17184 | The Lamp | £ 23,870,109 | |
| 17185 | The Lamplighter Union | £ 61,598,265 | |
| 17186 | The Land | £ 146,147,795 | |
| 17187 | The Land Girls | £ 264,269,767 | |
| 17188 | The Laplace Transform | £ 1,958,312 | |
| 17189 | the larks | £ 533,973,112 | |
| 17190 | The Last | £ 5,502,818 | |
| 17191 | The last chapter | £ 1,784,308 | |
| 17192 | The Last Day | £ 5,871,441,447 | |
| 17193 | The last Samurai | £ 5,494,142 | |
| 17194 | The Last Ship | £ 141,674,929 | |
| 17195 | The Last. | £ 56,239,934 | |
| 17196 | The Laughing World | £ 84,885,481 | |
| 17197 | The Law | £ 12,222,422 | |
| 17198 | The League | £ 62,689,184 | |
| 17199 | The Leaks | £ 240,854,147 | |
| 17200 | the Left | £ 424,001,087 | |
