The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18801 | Thongs | £ 4,188,702 | |
| 18802 | Thor | £ 552,125,794 | |
| 18803 | Thor God of Asgard | £ 6,847,781 | |
| 18804 | Thor of Asgard | £ 61,510,709 | |
| 18805 | Thorn | £ 7,675,133 | |
| 18806 | Thorns | £ 813,276,327 | |
| 18807 | Thorns 2 | £ 185,895,579 | |
| 18808 | Thorns 3 | £ 191,709,697 | |
| 18809 | Thorns In your Shoes | £ 50,063,526 | |
| 18810 | Thornton Inc | £ 312,791 | |
| 18811 | Thorpe Park | £ 3,102,925 | |
| 18812 | Those Butterflies | £ 976,576 | |
| 18813 | those companies | £ 214,336,779 | |
| 18814 | Those Darn Cats | £ 909,507,793 | |
| 18815 | Those Days | £ 73,703,927 | |
| 18816 | Those Flying Pigs | £ 862,071,210 | |
| 18817 | Those In Need | £ 558,305,668 | |
| 18818 | Those Kiosks | £ 233,024 | |
| 18819 | Those People | £ 68,919,063 | |
| 18820 | Those People You Dislike | £ 54,508,542 | |
| 18821 | Those Pithy CompanyNames | £ 26,047,445 | |
| 18822 | Those Things | £ 78,254,418 | |
| 18823 | Thoth | £ 99,775,263 | |
| 18824 | Thots | £ 157,031,236 | |
| 18825 | Thotty Sues Diner | £ 50,000 | |
| 18826 | Thought | £ 2,573,402,311 | |
| 18827 | Thought Nova Ltd | £ 50,000 | |
| 18828 | Thoughts | £ 50,000 | |
| 18829 | Thousands | £ 11,621,797 | |
| 18830 | THPP | £ 49,413,140 | |
| 18831 | Thr0nes | £ 7,151,852 | |
| 18832 | Thrace | £ 43,965,458 | |
| 18833 | THREATS | £ 69,918,928 | |
| 18834 | Three | £ 303,573,617 | |
| 18835 | Three Blind Mice | £ 1,511,809 | |
| 18836 | three company | £ 50,000 | |
| 18837 | Three Governments | £ 14,151,243 | |
| 18838 | Three Letters | £ 452,132,559 | |
| 18839 | Three Little Birds | £ 67,372,983 | |
| 18840 | Three little pigs | £ 123,942,214 | |
| 18841 | Three Mile Island | £ 4,458,893 | |
| 18842 | three star | £ 94,849,766 | |
| 18843 | Three United | £ 4,550,567 | |
| 18844 | three wrongs right | £ 1,303,145 | |
| 18845 | threeeeeee | £ 57,806,467 | |
| 18846 | Thriller | £ 563,622,174 | |
| 18847 | Thrillers | £ 9,137,333 | |
| 18848 | Thrills | £ 305,265,309 | |
| 18849 | Throat | £ 413,819,852 | |
| 18850 | thrones | £ 97,127,004 | |
| 18851 | Through | £ 58,634,903 | |
| 18852 | Through the Snow | £ 46,505,941 | |
| 18853 | ThroughThis Place | £ 2,716,671 | |
| 18854 | Throw | £ 3,396,135 | |
| 18855 | Throw Away Comps 1 | £ 203,815,625 | |
| 18856 | Throw Away Comps 2 | £ 206,634,905 | |
| 18857 | Thrumster | £ 1,165,566,497 | |
| 18858 | Thrux | £ 897,923,181 | |
| 18859 | Thruxton | £ 280,919,004 | |
| 18860 | Thuggernaut | £ 9,706,789,502 | |
| 18861 | Thugs Rule | £ 152,167 | |
| 18862 | Thumb | £ 10,749,720,670 | |
| 18863 | Thumper | £ 554,693 | |
| 18864 | Thumper Exchange | £ 42,355,148 | |
| 18865 | thunder | £ 219,702,018 | |
| 18866 | Thunder Co | £ 62,548 | |
| 18867 | Thunder Road | £ 984,263,804 | |
| 18868 | thunder13 | £ 4,571,399 | |
| 18869 | thunder35 | £ 4,109,673 | |
| 18870 | Thunderbird 1 | £ 585,236,342 | |
| 18871 | Thunderbird 2 | £ 639,636,544 | |
| 18872 | Thunderbird 3 | £ 246,337,764 | |
| 18873 | Thunderbird 4 | £ 336,142,961 | |
| 18874 | Thunderbird 5 | £ 452,195,093 | |
| 18875 | Thunderbirds | £ 66,287,908 | |
| 18876 | Thunderbolt | £ 6,622,467 | |
| 18877 | Thundercats | £ 24,451,824 | |
| 18878 | ThunderDome | £ 316,214,683 | |
| 18879 | ThunderKeg | £ 5,549,046 | |
| 18880 | thundershlong | £ 1,266,427 | |
| 18881 | Thunderstruck | £ 1,565,465 | |
| 18882 | Thurso | £ 179,052,281 | |
| 18883 | Thwarted Evil | £ 13,556,255 | |
| 18884 | Thyme | £ 6,962,851 | |
| 18885 | Thyrllan | £ 859,339 | |
| 18886 | Ti nker Toys | £ 47,840,068 | |
| 18887 | Tibbs Motors | £ 216,221,023 | |
| 18888 | Tiberian | £ 525,067,921 | |
| 18889 | Tiberius | £ 193,842,639 | |
| 18890 | Tick tock | £ 82,299,763 | |
| 18891 | Tickets | £ 50,000 | |
| 18892 | Ticking Clock | £ 219,057,993 | |
| 18893 | Tickle Enterprises | £ 22,971,170 | |
| 18894 | Tickle Your Fancy | £ 5,664,032 | |
| 18895 | TickTOck | £ 127,199,969 | |
| 18896 | Tie Figher Swarm | £ 1,221,063 | |
| 18897 | Tieback | £ 479,609,370 | |
| 18898 | Tiffany | £ 5,508,613 | |
| 18899 | tiger | £ 327,716,580 | |
| 18900 | Tiger Cubs | £ 865,370,204 | |
