The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18001 | thunder35 | £ 4,109,673 | |
| 18002 | Thunderbird 1 | £ 585,236,342 | |
| 18003 | Thunderbird 2 | £ 563,934,308 | |
| 18004 | Thunderbird 3 | £ 239,885,580 | |
| 18005 | Thunderbird 4 | £ 274,684,520 | |
| 18006 | Thunderbird 5 | £ 398,795,967 | |
| 18007 | Thunderbolt | £ 6,622,467 | |
| 18008 | ThunderDome | £ 316,214,683 | |
| 18009 | ThunderKeg | £ 5,549,046 | |
| 18010 | thundershlong | £ 1,266,427 | |
| 18011 | Thunderstruck | £ 1,565,465 | |
| 18012 | Thurso | £ 179,052,281 | |
| 18013 | Thwarted Evil | £ 13,556,255 | |
| 18014 | Thyme | £ 6,962,851 | |
| 18015 | Thyrllan | £ 859,339 | |
| 18016 | Ti nker Toys | £ 47,840,068 | |
| 18017 | Tibbs Motors | £ 210,969,013 | |
| 18018 | Tiberian | £ 509,745,913 | |
| 18019 | Tickets | £ 50,000 | |
| 18020 | Ticking Clock | £ 219,057,993 | |
| 18021 | Tickle Enterprises | £ 22,971,170 | |
| 18022 | Tickle Your Fancy | £ 5,664,032 | |
| 18023 | TickTOck | £ 127,199,969 | |
| 18024 | Tie Figher Swarm | £ 1,221,063 | |
| 18025 | Tieback | £ 479,609,370 | |
| 18026 | Tiffany | £ 5,508,613 | |
| 18027 | tiger | £ 327,716,580 | |
| 18028 | Tiger Cubs | £ 865,370,204 | |
| 18029 | Tiger Holdings | £ 75,072,306 | |
| 18030 | Tiger Inc | £ 59,321,765 | |
| 18031 | Tiger Inc. | £ 179,228,881 | |
| 18032 | Tiger Ind | £ 1,516,293,468 | |
| 18033 | Tiger Industries | £ 1,548,639 | |
| 18034 | Tiger land | £ 50,000 | |
| 18035 | Tiger Ltd | £ 499,340,466 | |
| 18036 | Tiger Shark | £ 50,000 | |
| 18037 | Tiger Woods | £ 160,429,605 | |
| 18038 | Tiger1 | £ 745,663,575 | |
| 18039 | Tiger2 | £ 91,741,053 | |
| 18040 | Tiger3 | £ 83,654,869 | |
| 18041 | Tiger4 | £ 78,378,747 | |
| 18042 | Tiger5 | £ 52,588,970 | |
| 18043 | Tiger6 | £ 46,760,832 | |
| 18044 | Tiger7 | £ 52,677,201 | |
| 18045 | Tigerland | £ 104,506,155 | |
| 18046 | Tigers | £ 2,856 | |
| 18047 | Tigerz | £ 58,140,413 | |
| 18048 | Tiggers Num Nums | £ -8,123,794 | |
| 18049 | Tightly Coiled Piles | £ 91,532,532 | |
| 18050 | Tile | £ 328,497 | |
| 18051 | till amarillo | £ 10,675,706 | |
| 18052 | Till Brooklyn | £ 102,397,872 | |
| 18053 | Tim Hortons | £ 134,783,117 | |
| 18054 | Tim LLC | £ 1,058,398 | |
| 18055 | Timao Enterprises | £ 643 | |
| 18056 | Time | £ 4,663,209 | |
| 18057 | Time and Memories | £ 100,660,940 | |
| 18058 | time and space | £ 5,100,342 | |
| 18059 | Time Machine Inc | £ 527,387 | |
| 18060 | time my friend | £ -148,521 | |
| 18061 | time on this game | £ 35,646,047 | |
| 18062 | Time Time | £ 1,576,326 | |
| 18063 | Time Waste | £ 4,236,212 | |
| 18064 | Timer | £ 50,000 | |
| 18065 | Times | £ 51,381,524 | |
| 18066 | Timo Corps | £ 67,274,355 | |
| 18067 | Timo Enterprises | £ 60,459,409 | |
| 18068 | Tin | £ 883,751 | |
| 18069 | TingleStick Industries | £ 7,023,384 | |
| 18070 | Tintintin | £ 125,332,462 | |
| 18071 | tiny cony | £ 1,120,854 | |
| 18072 | Tipping | £ 130,936,965 | |
| 18073 | Tips | £ 43,468,073 | |
| 18074 | Tipuric | £ 76,673 | |
| 18075 | TIR | £ 58,800,444 | |
| 18076 | tiramikzu | £ 102,172,734 | |
| 18077 | tiscali | £ 4,310,410 | |
| 18078 | Tiscali Games Team | £ 765,305 | |
| 18079 | Tissues | £ 302,826,231 | |
| 18080 | Tissues For Your Issues | £ 55,738,091 | |
| 18081 | Tit for Tat | £ 105,199,583 | |
| 18082 | Titan | £ 307,043,245 | |
| 18083 | Titan Real Estate | £ 50,000 | |
| 18084 | Titan Reborn | £ 2,589,353 | |
| 18085 | Titanic | £ 7,267,198 | |
| 18086 | Titanium | £ 57,996,236 | |
| 18087 | Titanium Netrobucks | £ 208,238,181 | |
| 18088 | TitansRus | £ 50,000 | |
| 18089 | Title Track | £ 1,348,257 | |
| 18090 | Titleist | £ 115,639,181 | |
| 18091 | tits | £ 133,243 | |
| 18092 | TitsMc LLC | £ 4,006,684 | |
| 18093 | Titsup Inc. | £ 124,512,148 | |
| 18094 | Tizer Drinks Ltd. | £ 31,053,868 | |
| 18095 | tizma | £ 50,000 | |
| 18096 | TJCR | £ 23,665,998 | |
| 18097 | tjyenterprises | £ 368,507,353 | |
| 18098 | tjyenterprisess | £ 254,598,117 | |
| 18099 | TK7 | £ -99,545 | |
| 18100 | TKHH | £ 57,271,066 | |
