The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 24001 | Toxicity | £ 430,993,508 | |
| 24002 | ToxicWater | £ 17,180,645 | |
| 24003 | toy soldiers | £ 600,863,098 | |
| 24004 | toyd enterprises | £ 53,559,287 | |
| 24005 | Toyota | £ 14,240,430 | |
| 24006 | toys | £ 212,878,500 | |
| 24007 | Toys R Us | £ 5,499,591 | |
| 24008 | TP Industries | £ 272,270,552 | |
| 24009 | TPB | £ 68,459,161 | |
| 24010 | Tr0uble | £ 3,408,243 | |
| 24011 | TR1 | £ 543,658,570 | |
| 24012 | TR7 | £ 108,260,583 | |
| 24013 | Tracks | £ 275,454,496 | |
| 24014 | Tractor Boys | £ 22,406,054 | |
| 24015 | Tractor Company | £ 113,736,542 | |
| 24016 | Trade Fruit Comp | £ 13,108,833 | |
| 24017 | Trade Secrets | £ 83,421,480 | |
| 24018 | Tradex | £ 18,448,041 | |
| 24019 | Trading Post Industries | £ 142,764,231 | |
| 24020 | Trafalgar | £ 148,560,711 | |
| 24021 | Traffic | £ 33,904,645 | |
| 24022 | Traffic jams | £ 6,090,459 | |
| 24023 | Traffiking Party | £ 21,580,986 | |
| 24024 | Tragically Hip | £ 4,541,580 | |
| 24025 | Trail | £ 170,043,752 | |
| 24026 | Trailer Trash | £ 17,690,123 | |
| 24027 | Train | £ 85,448,194 | |
| 24028 | Train Sets | £ 1,031,163,162 | |
| 24029 | Trainer and Pokemon | £ 44,437,959 | |
| 24030 | training | £ 37,585,531 | |
| 24031 | Trainwreck | £ 143,553,873 | |
| 24032 | Traitor Enterprises | £ 10,475,911 | |
| 24033 | Trammel Inc. | £ 4,927,560 | |
| 24034 | tramps | £ 4,249,848 | |
| 24035 | tramps rus | £ 50,000 | |
| 24036 | trampy | £ 4,746,602 | |
| 24037 | Trance | £ 31,053,935 | |
| 24038 | Tranos | £ 4,356,192 | |
| 24039 | Tranqualities | £ 1,054,515,026 | |
| 24040 | Tranquility | £ 61,617,255 | |
| 24041 | Tranquility medical cent | £ 2,487,319 | |
| 24042 | Tranquillity | £ 226,451,908 | |
| 24043 | Transcendence | £ 20,714,312 | |
| 24044 | Transcendent Joy | £ 341,182,239 | |
| 24045 | Transfer money | £ 10,962,383 | |
| 24046 | TRANSFERED MONEY | £ 87,625,632 | |
| 24047 | Transformers | £ 877,840,885 | |
| 24048 | Translucent | £ 50,743,800 | |
| 24049 | Transmission | £ 58,780,848 | |
| 24050 | Transport | £ 267,450,889 | |
| 24051 | Transportation | £ 520,883,266 | |
| 24052 | Transportation Systems | £ 258,309,510 | |
| 24053 | Transporter Bv | £ 3,417,363 | |
| 24054 | Transylvannia | £ 16,349,535 | |
| 24055 | Trap Inc | £ 159,655,023 | |
| 24056 | TRAP LAWD | £ 101,946,543 | |
| 24057 | Trash | £ 5,502,419 | |
| 24058 | Trash Co | £ 938,746 | |
| 24059 | Trashbag Gang | £ 125,514,548 | |
| 24060 | Travel | £ 121,009,871 | |
| 24061 | Travel lodge | £ 10,975,777 | |
| 24062 | Travel Wifi | £ 179,111,324 | |
| 24063 | Travellers Cheques | £ 228,147,130 | |
| 24064 | travis perkins | £ 63,203 | |
| 24065 | traviscityindustires | £ 493,900 | |
| 24066 | travisdogandco | £ 50,000 | |
| 24067 | Travisinc | £ 67,625,939 | |
| 24068 | Treachery | £ 368,695,409 | |
| 24069 | Treacle | £ 5,500,530 | |
| 24070 | Treacle Mining Inc. | £ 61,103,035 | |
| 24071 | Treacle Mining Ltd | £ 50,000 | |
| 24072 | Treacle Tart | £ 4,355,630 | |
| 24073 | Treason | £ 272,672,857 | |
| 24074 | Treasure | £ 57,810,180 | |
| 24075 | treasure mystery | £ 103,731,705 | |
| 24076 | Treasury | £ 481,762,505 | |
| 24077 | Tree | £ 53,585,523 | |
| 24078 | Tree army | £ 4,217,199 | |
| 24079 | Tree Fellers | £ -1,919 | |
| 24080 | TreeFellas LTD | £ 1,234,382 | |
| 24081 | Treehorn Production inc | £ 732,257 | |
| 24082 | Trees | £ 133,851,154 | |
| 24083 | Trek Farce | £ 477,771,258 | |
| 24084 | Trembler | £ 218,082,732 | |
| 24085 | Tremont-U | £ 5,876,385 | |
| 24086 | tremor | £ 3,657,431 | |
| 24087 | tremper | £ 6,867,566 | |
| 24088 | tremper14 | £ 590,827 | |
| 24089 | Tremper5 | £ 1,595,170 | |
| 24090 | Tremper514 | £ 2,209,187 | |
| 24091 | Tremper55 | £ 2,088,959 | |
| 24092 | Treno | £ 58,357,215 | |
| 24093 | Trevor Philips Enterpris | £ 505,264,845 | |
| 24094 | Trevor Philips Ind | £ 18,654,595 | |
| 24095 | treyui | £ 4,228,285 | |
| 24096 | TRFH Ltd | £ 1,237,414 | |
| 24097 | Trial and Error | £ 5,503,869 | |
| 24098 | Trial and Retribution | £ 1,074,432,765 | |
| 24099 | Trial of da weak | £ -714,569 | |
| 24100 | triangle tabel | £ 22,520,260 | |
