The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 21201 | Thorns 2 | £ 185,895,579 | |
| 21202 | Thorns 3 | £ 191,709,697 | |
| 21203 | Thorns In your Shoes | £ 50,063,526 | |
| 21204 | Thornton Inc | £ 312,791 | |
| 21205 | thornymuscle | £ 13,788,110 | |
| 21206 | Thorpe Park | £ 3,102,925 | |
| 21207 | Thors hammer | £ 111,863,727 | |
| 21208 | those baking hot days | £ 561,563,423 | |
| 21209 | Those Butterflies | £ 976,576 | |
| 21210 | those companies | £ 214,336,779 | |
| 21211 | Those Darn Cats | £ 909,507,793 | |
| 21212 | Those Days | £ 73,703,927 | |
| 21213 | Those Flying Pigs | £ 862,071,210 | |
| 21214 | Those In Need | £ 558,305,668 | |
| 21215 | those netrobucks | £ 388,920,290 | |
| 21216 | Those People You Dislike | £ 54,508,542 | |
| 21217 | Those Pithy CompanyNames | £ 26,047,445 | |
| 21218 | Those Things | £ 78,254,418 | |
| 21219 | Thoth | £ 99,775,263 | |
| 21220 | Thots | £ 157,031,236 | |
| 21221 | Thotty Sues Diner | £ 50,000 | |
| 21222 | Thought | £ 2,994,656,702 | |
| 21223 | Thought Nova Ltd | £ 50,000 | |
| 21224 | Thoughts | £ 50,000 | |
| 21225 | Thoughts and Prayers | £ 49,740,822 | |
| 21226 | Thousands | £ 11,621,797 | |
| 21227 | Thpeach Inpediment | £ 160,569,378 | |
| 21228 | THPP | £ 49,413,140 | |
| 21229 | Thr0nes | £ 69,730,048 | |
| 21230 | Thrace | £ 43,965,458 | |
| 21231 | Thranduil | £ 1,797,960 | |
| 21232 | THREATS | £ 1,737,359,394 | |
| 21233 | Three | £ 303,573,617 | |
| 21234 | three alarm chili | £ 10,960,773 | |
| 21235 | Three Blind Mice | £ 1,511,809 | |
| 21236 | three company | £ 50,000 | |
| 21237 | Three Enterprise | £ -1,006,346 | |
| 21238 | Three four | £ 17,038,190 | |
| 21239 | Three Governments | £ 14,151,243 | |
| 21240 | Three Letters | £ 452,132,559 | |
| 21241 | Three Little Birds | £ 954,124,753 | |
| 21242 | Three little pigs | £ 454,418,200 | |
| 21243 | Three Mile Island | £ 26,877,571 | |
| 21244 | Three Nipples | £ 1,762,190,098 | |
| 21245 | three star | £ 89,677,968 | |
| 21246 | Three United | £ 4,550,567 | |
| 21247 | three wrongs right | £ 1,303,145 | |
| 21248 | threeeeeee | £ 57,806,467 | |
| 21249 | Threepwood | £ 287,668,899 | |
| 21250 | Thrillers | £ 9,137,333 | |
| 21251 | Thrills | £ 305,265,309 | |
| 21252 | thrones | £ 97,127,004 | |
| 21253 | Through | £ 58,634,903 | |
| 21254 | Through the Maelstrom | £ 55,496,553 | |
| 21255 | Through the Snow | £ 57,178,255 | |
| 21256 | ThroughThis Place | £ 2,716,671 | |
| 21257 | Throw | £ 3,396,135 | |
| 21258 | Throw Away Comps 1 | £ 203,815,625 | |
| 21259 | Throw Away Comps 2 | £ 206,634,905 | |
| 21260 | Thrumster | £ 1,165,566,497 | |
| 21261 | Thrux | £ 903,347,515 | |
| 21262 | Thruxton | £ 280,869,604 | |
| 21263 | Thuggernaut | £ 14,278,875,781 | |
| 21264 | Thugs Rule | £ 152,167 | |
| 21265 | Thumb | £ 18,474,511,584 | |
| 21266 | Thumper | £ 554,693 | |
| 21267 | Thumper Exchange | £ 42,355,148 | |
| 21268 | thunder | £ 219,702,018 | |
| 21269 | Thunder Co | £ 62,548 | |
| 21270 | Thunder Corporation | £ 574,249,181 | |
| 21271 | Thunder Road | £ 984,263,804 | |
| 21272 | thunder13 | £ 4,571,399 | |
| 21273 | thunder35 | £ 4,109,673 | |
| 21274 | Thundera | £ 546,695,797 | |
| 21275 | Thunderbird 1 | £ 585,236,342 | |
| 21276 | Thunderbird 2 | £ 639,636,544 | |
| 21277 | Thunderbird 3 | £ 271,301,792 | |
| 21278 | Thunderbird 4 | £ 336,142,961 | |
| 21279 | Thunderbird 5 | £ 457,752,525 | |
| 21280 | Thundercats | £ 1,650,439,530 | |
| 21281 | ThunderCracker | £ 8,496,114,879 | |
| 21282 | ThunderDome | £ 631,588,802 | |
| 21283 | ThunderKeg | £ 5,549,046 | |
| 21284 | thundershlong | £ 1,266,427 | |
| 21285 | Thurso | £ 179,052,281 | |
| 21286 | Thwarted Evil | £ 13,556,255 | |
| 21287 | Thyme | £ 6,962,851 | |
| 21288 | Thyme and Bergamot | £ 3,368,385 | |
| 21289 | Thyrllan | £ 859,339 | |
| 21290 | Ti nker Toys | £ 47,840,068 | |
| 21291 | Tianjin Coko Toy Co. Lt | £ 324,322,816 | |
| 21292 | Tibbs Motors | £ 216,221,023 | |
| 21293 | TibbsDiggs | £ 9,859,369 | |
| 21294 | Tiberian | £ 525,067,921 | |
| 21295 | Tick Tick Boom | £ 49,000,000 | |
| 21296 | Tick tock | £ 993,585,899 | |
| 21297 | Tickets | £ 50,000 | |
| 21298 | Ticking Clock | £ 219,057,993 | |
| 21299 | Tickle Enterprises | £ 22,971,170 | |
| 21300 | Tickle Your Fancy | £ 5,664,032 | |
