The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 24401 | Toys R Us | £ 5,499,591 | |
| 24402 | TP Industries | £ 272,265,670 | |
| 24403 | TPB | £ 69,440,143 | |
| 24404 | Tr0uble | £ 3,408,243 | |
| 24405 | TR1 | £ 543,658,570 | |
| 24406 | TR7 | £ 232,525,744 | |
| 24407 | Tracks | £ 275,454,496 | |
| 24408 | Tractor Boys | £ 22,406,054 | |
| 24409 | Tractor Company | £ 125,522,984 | |
| 24410 | Trade Fruit Comp | £ 13,108,833 | |
| 24411 | Trade Secrets | £ 101,452,536 | |
| 24412 | Tradex | £ 18,448,041 | |
| 24413 | Trading Post Industries | £ 142,764,231 | |
| 24414 | Trafalgar | £ 263,612,021 | |
| 24415 | Traffic | £ 33,904,645 | |
| 24416 | Traffic jams | £ 6,090,459 | |
| 24417 | Tragically Hip | £ 4,541,580 | |
| 24418 | Trail | £ 170,043,752 | |
| 24419 | Trailer Trash | £ 17,690,123 | |
| 24420 | Train | £ 85,448,194 | |
| 24421 | Train Sets | £ 2,031,009,690 | |
| 24422 | Trainer and Pokemon | £ 44,437,959 | |
| 24423 | training | £ 37,585,531 | |
| 24424 | Trainwreck | £ 143,553,873 | |
| 24425 | Traitor Enterprises | £ 10,475,911 | |
| 24426 | Trammel Inc. | £ 4,927,560 | |
| 24427 | tramps | £ 4,249,848 | |
| 24428 | tramps rus | £ 50,000 | |
| 24429 | trampy | £ 4,746,602 | |
| 24430 | Tranos | £ 4,356,192 | |
| 24431 | Tranqualities | £ 1,054,515,026 | |
| 24432 | Tranquility | £ 61,617,255 | |
| 24433 | Tranquillity | £ 333,684,615 | |
| 24434 | Transcendence | £ 20,714,312 | |
| 24435 | Transcendent Joy | £ 336,968,587 | |
| 24436 | Transfer money | £ 10,962,383 | |
| 24437 | TRANSFERED MONEY | £ 87,625,632 | |
| 24438 | Transformers | £ 877,840,885 | |
| 24439 | Translucent | £ 50,743,800 | |
| 24440 | Transmission | £ 65,008,785 | |
| 24441 | Transport | £ 267,450,889 | |
| 24442 | Transportation | £ 645,523,075 | |
| 24443 | Transportation Systems | £ 261,078,493 | |
| 24444 | Transporter Bv | £ 3,417,363 | |
| 24445 | Transylvannia | £ 16,349,535 | |
| 24446 | Trap Inc | £ 159,655,023 | |
| 24447 | TRAP LAWD | £ 177,564,924 | |
| 24448 | Trash | £ 5,502,419 | |
| 24449 | Trash Co | £ 938,746 | |
| 24450 | Trashbag Gang | £ 125,514,548 | |
| 24451 | Travel | £ 121,009,871 | |
| 24452 | Travel lodge | £ 10,975,777 | |
| 24453 | Travel Wifi | £ 179,073,924 | |
| 24454 | Travellers Cheques | £ 228,147,130 | |
| 24455 | travis perkins | £ 63,203 | |
| 24456 | traviscityindustires | £ 493,900 | |
| 24457 | travisdogandco | £ 50,000 | |
| 24458 | Travisinc | £ 67,625,939 | |
| 24459 | Treachery | £ 368,695,409 | |
| 24460 | Treacle | £ 5,500,530 | |
| 24461 | Treacle Mining Inc. | £ 61,103,035 | |
| 24462 | Treacle Mining Ltd | £ 50,000 | |
| 24463 | Treacle Tart | £ 4,355,630 | |
| 24464 | Treason | £ 278,313,936 | |
| 24465 | Treasure | £ 57,810,180 | |
| 24466 | treasure mystery | £ 300,307,052 | |
| 24467 | Treasury | £ 481,762,505 | |
| 24468 | Tree | £ 53,585,523 | |
| 24469 | Tree army | £ 4,217,199 | |
| 24470 | Tree Fellers | £ -1,919 | |
| 24471 | TreeFellas LTD | £ 1,234,382 | |
| 24472 | Treehorn Production inc | £ 732,257 | |
| 24473 | Trees | £ 133,851,154 | |
| 24474 | Trembler | £ 218,082,732 | |
| 24475 | Tremont-U | £ 5,876,385 | |
| 24476 | tremor | £ 3,657,431 | |
| 24477 | tremper | £ 6,867,566 | |
| 24478 | tremper14 | £ 590,827 | |
| 24479 | Tremper5 | £ 1,595,170 | |
| 24480 | Tremper514 | £ 2,209,187 | |
| 24481 | Tremper55 | £ 2,088,959 | |
| 24482 | Treno | £ 58,357,215 | |
| 24483 | Trevor Philips Enterpris | £ 505,264,845 | |
| 24484 | treyui | £ 4,228,285 | |
| 24485 | TRFH Ltd | £ 1,237,414 | |
| 24486 | Trial and Error | £ 5,503,869 | |
| 24487 | Trial and Retribution | £ 1,193,078,576 | |
| 24488 | Trial of da weak | £ -714,569 | |
| 24489 | triangle | £ 27,399,614 | |
| 24490 | triangle tabel | £ 22,520,260 | |
| 24491 | Triangles | £ 4,772,454 | |
| 24492 | Tribal | £ 17,956,779 | |
| 24493 | Tribbleton | £ -48,897,651 | |
| 24494 | Tribe Wars | £ 133,564,352 | |
| 24495 | Tribecastanza | £ 65,270,480 | |
| 24496 | Tribes | £ 605,556 | |
| 24497 | trichomonas | £ 53,660,150 | |
| 24498 | Trick Or Treat | £ 565,903,093 | |
| 24499 | Trickery | £ 4,965,405 | |
| 24500 | Tricks | £ 57,693,424 | |
