The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18801 | Trouble | £ 171,082,605 | |
| 18802 | TROUBLE 3 | £ 391,602,932 | |
| 18803 | Trouble Inc | £ 11,653,378 | |
| 18804 | Trouble While You Sleep | £ 467,211,735 | |
| 18805 | Troubled Waters | £ 337,266,459 | |
| 18806 | Troubles | £ 106,655,620 | |
| 18807 | Troublesome Child | £ 17,324,426 | |
| 18808 | trout | £ 3,458,234 | |
| 18809 | TroviNation Enterprises | £ 4,050,572 | |
| 18810 | Troy | £ 216,061,136 | |
| 18811 | Truce | £ 9,139,710 | |
| 18812 | truckers paradise | £ 4,706 | |
| 18813 | Truckin Inc | £ 13,603,438 | |
| 18814 | Trucksss | £ 1,608,350 | |
| 18815 | True Blood | £ 4,304,191 | |
| 18816 | True Evil | £ 120,130,007 | |
| 18817 | True Freedom | £ 331,358,368 | |
| 18818 | True lies | £ 848,394,327 | |
| 18819 | Truffes Fantaisie | £ 50,000 | |
| 18820 | Trump | £ 599,036,587 | |
| 18821 | Trump ENT | £ 2,351,912 | |
| 18822 | Trump ENT2 | £ -22,402,397 | |
| 18823 | Trump ENT3 | £ 13,903,851 | |
| 18824 | Trump ENT4 | £ 58,354,262 | |
| 18825 | Trump It Up | £ 210,391,575 | |
| 18826 | Trump Organization | £ 50,000 | |
| 18827 | Trump Towers | £ 5,651,661 | |
| 18828 | Trumpets | £ 92,470,752 | |
| 18829 | Trumps Tariffs | £ 38,826,831 | |
| 18830 | Trumps Towers | £ 52,800,594 | |
| 18831 | Truncated Icosahedron | £ 179,262,143 | |
| 18832 | Trurez | £ 53,470,958 | |
| 18833 | Truro | £ 486,882,095 | |
| 18834 | Trust | £ 83,138,449 | |
| 18835 | Trusted traders | £ 35,811 | |
| 18836 | Truth | £ 1,927,033,155 | |
| 18837 | trying | £ 968,115,136 | |
| 18838 | Trying to speed up | £ 12,433,612 | |
| 18839 | Trytophan | £ 788,953 | |
| 18840 | TSA Pat Downs | £ 70,132,462 | |
| 18841 | Tsar Bomba | £ 241,982 | |
| 18842 | tsunomo | £ 220,729,020 | |
| 18843 | TTL | £ 5,671,245 | |
| 18844 | Tube | £ 638,101,906 | |
| 18845 | Tube Alloys | £ 72,455,705 | |
| 18846 | Tuck | £ 10,539,366,711 | |
| 18847 | Tuckerman | £ 50,000 | |
| 18848 | tuckers | £ 44,924 | |
| 18849 | tuckers joint | £ 265,221 | |
| 18850 | tuesday | £ 4,654,255 | |
| 18851 | Tug | £ 232,603,589 | |
| 18852 | Tulli Frutti | £ 9,620,066 | |
| 18853 | Tumble weed | £ 271,092,313 | |
| 18854 | Tumbledown Mountain | £ 1,212,433,120 | |
| 18855 | Tumbleweed Town | £ 57,702,329 | |
| 18856 | Tummy | £ 2,121,517 | |
| 18857 | Tuna | £ 4,983,119 | |
| 18858 | Tunafish | £ 56,633,720 | |
| 18859 | Tunchy Enterprises | £ 1,351,358 | |
| 18860 | tunes | £ 7,291,306 | |
| 18861 | Tungsten Carbide Steel | £ 96,154,898 | |
| 18862 | Tuonela | £ 606,811,472 | |
| 18863 | Tupac | £ 118,427,071 | |
| 18864 | Tupac Shakur | £ 32,947,532 | |
| 18865 | Tuppence inc | £ 1,819,113 | |
| 18866 | Tuppy inc | £ 819,610 | |
| 18867 | Turbo Torpedo | £ 119,340,348 | |
| 18868 | Turbos Hot Dogs | £ 27,367,322 | |
| 18869 | Turbos Hot Salsa | £ 4,240,909 | |
| 18870 | Turbulance | £ 33,133,119 | |
| 18871 | Turd Burglar Septic | £ 8,971,519 | |
| 18872 | Turd Industries | £ 1,829,521 | |
| 18873 | Turds | £ 4,671,236 | |
| 18874 | Turey Enterprises | £ 50,000 | |
| 18875 | Turgus | £ 10,723,672 | |
| 18876 | Turin | £ 343,767,020 | |
| 18877 | Turkey | £ 35,799,494 | |
| 18878 | Turkey hut | £ 72,277,451 | |
| 18879 | Turkeycock Inc | £ 46,134 | |
| 18880 | turkish gold | £ 1,032 | |
| 18881 | Turn On the Lights | £ 8,944,832 | |
| 18882 | Turner Enterprize | £ 914,600 | |
| 18883 | Turners Treats | £ 479,392 | |
| 18884 | Turning Tools Inc | £ 237,879,004 | |
| 18885 | Turtle Torpedos | £ 356,226 | |
| 18886 | turtles | £ 65,322,830 | |
| 18887 | Turtles Inc. | £ 680,294 | |
| 18888 | Turtleton | £ 339,681,439 | |
| 18889 | Turttle | £ 5,211,932 | |
| 18890 | Tut Tut | £ 39,699,561 | |
| 18891 | tw fame | £ 53,425 | |
| 18892 | TW Lumber | £ 133,555 | |
| 18893 | Twainus | £ 56,419 | |
| 18894 | tweede | £ 4,738,345 | |
| 18895 | Tweedle Dee | £ 200,430,485 | |
| 18896 | Tweedledee | £ 128,653,907 | |
| 18897 | Tweedledum | £ 142,620,991 | |
| 18898 | Twelve | £ 467,750,019 | |
| 18899 | twelvendcamp | £ 267,737,246 | |
| 18900 | Twenty Third | £ 63,745,144 | |
