The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 20301 | thunder13 | £ 4,571,399 | |
| 20302 | thunder35 | £ 4,109,673 | |
| 20303 | Thunderbird 1 | £ 585,236,342 | |
| 20304 | Thunderbird 2 | £ 639,636,544 | |
| 20305 | Thunderbird 3 | £ 271,301,792 | |
| 20306 | Thunderbird 4 | £ 336,142,961 | |
| 20307 | Thunderbird 5 | £ 457,752,525 | |
| 20308 | Thunderbirds | £ 405,961,345 | |
| 20309 | Thunderbolt | £ 6,622,467 | |
| 20310 | Thundercats | £ 891,846,357 | |
| 20311 | ThunderCracker | £ 2,263,011,966 | |
| 20312 | ThunderDome | £ 316,214,683 | |
| 20313 | ThunderKeg | £ 5,549,046 | |
| 20314 | thundershlong | £ 1,266,427 | |
| 20315 | Thunderstruck | £ 1,565,465 | |
| 20316 | Thurso | £ 179,052,281 | |
| 20317 | Thwarted Evil | £ 13,556,255 | |
| 20318 | Thyme | £ 6,962,851 | |
| 20319 | Thyrllan | £ 859,339 | |
| 20320 | thyssenkrupp | £ 236,786 | |
| 20321 | Ti nker Toys | £ 47,840,068 | |
| 20322 | Tibbs Motors | £ 216,221,023 | |
| 20323 | TibbsDiggs | £ 9,859,369 | |
| 20324 | Tiberian | £ 525,067,921 | |
| 20325 | Tiberius | £ 193,842,639 | |
| 20326 | Tick tock | £ 429,228,255 | |
| 20327 | Tickets | £ 50,000 | |
| 20328 | Ticking Clock | £ 219,057,993 | |
| 20329 | Tickle Enterprises | £ 22,971,170 | |
| 20330 | Tickle Your Fancy | £ 5,664,032 | |
| 20331 | TickTOck | £ 127,199,969 | |
| 20332 | Tie Figher Swarm | £ 1,221,063 | |
| 20333 | Tieback | £ 479,609,370 | |
| 20334 | Tiffany | £ 5,508,613 | |
| 20335 | Tiffany Lust | £ 546,367,472 | |
| 20336 | tiger | £ 327,716,580 | |
| 20337 | Tiger Cubs | £ 865,370,204 | |
| 20338 | Tiger Holdings | £ 99,567,045 | |
| 20339 | Tiger Inc | £ 59,321,765 | |
| 20340 | Tiger Inc. | £ 179,228,881 | |
| 20341 | Tiger Ind | £ 1,516,293,468 | |
| 20342 | Tiger Industries | £ 1,548,639 | |
| 20343 | tiger jack | £ 3,436,755 | |
| 20344 | Tiger King | £ 472,909,166 | |
| 20345 | Tiger land | £ 5,500,673 | |
| 20346 | Tiger Ltd | £ 499,340,466 | |
| 20347 | Tiger Shark | £ 50,000 | |
| 20348 | Tiger Squad | £ 293,991,935 | |
| 20349 | Tiger Woods | £ 160,429,605 | |
| 20350 | Tiger1 | £ 745,663,575 | |
| 20351 | Tiger2 | £ 91,741,053 | |
| 20352 | Tiger3 | £ 83,654,869 | |
| 20353 | Tiger4 | £ 78,378,747 | |
| 20354 | Tiger5 | £ 52,588,970 | |
| 20355 | Tiger6 | £ 46,760,832 | |
| 20356 | Tiger7 | £ 52,677,201 | |
| 20357 | Tigerland | £ 104,506,155 | |
| 20358 | Tigers | £ 2,856 | |
| 20359 | Tigerz | £ 58,140,413 | |
| 20360 | Tiggers Num Nums | £ -8,123,794 | |
| 20361 | Tightly Coiled Piles | £ 91,532,532 | |
| 20362 | Tijuana Fresh | £ 16,431,691 | |
| 20363 | Tile | £ 328,497 | |
| 20364 | till amarillo | £ 10,675,706 | |
| 20365 | Till Brooklyn | £ 102,397,872 | |
| 20366 | Tilt Time0 | £ 2,466,121 | |
| 20367 | Tim Hortons | £ 134,783,117 | |
| 20368 | Tim LLC | £ 1,058,398 | |
| 20369 | Timao Enterprises | £ 643 | |
| 20370 | Time | £ 4,663,209 | |
| 20371 | Time and Again | £ 40,547,975 | |
| 20372 | Time and Memories | £ 100,660,940 | |
| 20373 | time and space | £ 5,100,342 | |
| 20374 | Time Machine Inc | £ 527,387 | |
| 20375 | time my friend | £ -148,521 | |
| 20376 | time on this game | £ 35,646,047 | |
| 20377 | Time Time | £ 1,576,326 | |
| 20378 | time to kill | £ 7,032,493 | |
| 20379 | Time To Live | £ 666,247,173 | |
| 20380 | Time Waste | £ 4,236,212 | |
| 20381 | Times | £ 51,381,524 | |
| 20382 | TimesofTrouble | £ 397,543 | |
| 20383 | Timo Corps | £ 67,274,355 | |
| 20384 | Timo Enterprises | £ 60,459,409 | |
| 20385 | TIMZ1 | £ 21,307,439 | |
| 20386 | TIMZ2 | £ 19,967,411 | |
| 20387 | TIMZ3 | £ 21,007,332 | |
| 20388 | TIMZ4 | £ 19,836,690 | |
| 20389 | Tin | £ 883,751 | |
| 20390 | TingleStick Industries | £ 7,023,384 | |
| 20391 | Tintintin | £ 125,332,462 | |
| 20392 | tiny cony | £ 1,120,854 | |
| 20393 | Tinysoft | £ 50,000 | |
| 20394 | Tipping | £ 130,936,965 | |
| 20395 | Tips | £ 43,468,073 | |
| 20396 | Tipuric | £ 76,673 | |
| 20397 | TIR | £ 58,800,444 | |
| 20398 | tiramikzu | £ 102,172,734 | |
| 20399 | tiscali | £ 4,310,410 | |
| 20400 | Tiscali Games Team | £ 765,305 | |
