The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 24501 | Toxic Waltz1 | £ 14,655,360 | |
| 24502 | Toxic Waltz2 | £ 11,237,021 | |
| 24503 | Toxic Waltz3 | £ 10,142,415 | |
| 24504 | Toxic Waltz4 | £ 3,480,675 | |
| 24505 | Toxicity | £ 430,993,508 | |
| 24506 | ToxicWater | £ 17,180,645 | |
| 24507 | toy soldiers | £ 600,863,098 | |
| 24508 | toyd enterprises | £ 53,559,287 | |
| 24509 | Toyota | £ 19,526,645 | |
| 24510 | toys | £ 212,878,500 | |
| 24511 | Toys R Us | £ 5,499,591 | |
| 24512 | TP Industries | £ 272,265,670 | |
| 24513 | TPB | £ 67,240,216 | |
| 24514 | Tr0uble | £ 3,408,243 | |
| 24515 | TR1 | £ 543,658,570 | |
| 24516 | TR7 | £ 409,656,946 | |
| 24517 | Tracks | £ 275,454,496 | |
| 24518 | Tractor Boys | £ 22,406,054 | |
| 24519 | Tractor Company | £ 130,022,984 | |
| 24520 | Trade Fruit Comp | £ 13,108,833 | |
| 24521 | Trade Secrets | £ 101,452,536 | |
| 24522 | Tradex | £ 18,448,041 | |
| 24523 | Trading company | £ 3,032,234 | |
| 24524 | Trading Post Industries | £ 142,764,231 | |
| 24525 | Trafalgar | £ 272,612,020 | |
| 24526 | Traffic | £ 33,904,645 | |
| 24527 | Traffic jams | £ 6,090,459 | |
| 24528 | Tragically Hip | £ 4,541,580 | |
| 24529 | Trail | £ 170,043,752 | |
| 24530 | Trailer Trash | £ 17,690,123 | |
| 24531 | Train | £ 85,448,194 | |
| 24532 | Train Sets | £ 2,337,009,690 | |
| 24533 | Trainer and Pokemon | £ 437,959 | |
| 24534 | training | £ 37,585,531 | |
| 24535 | Trainwreck | £ 143,553,873 | |
| 24536 | Traitor Enterprises | £ 10,475,911 | |
| 24537 | Trammel Inc. | £ 4,927,560 | |
| 24538 | tramps | £ 4,249,848 | |
| 24539 | tramps rus | £ 50,000 | |
| 24540 | trampy | £ 4,746,602 | |
| 24541 | Tranos | £ 4,356,192 | |
| 24542 | Tranqualities | £ 1,054,515,026 | |
| 24543 | Tranquility | £ 61,617,255 | |
| 24544 | Tranquillity | £ 338,684,615 | |
| 24545 | Transcendence | £ 20,714,312 | |
| 24546 | Transcendent Joy | £ 968,587 | |
| 24547 | Transfer money | £ 26,284,701 | |
| 24548 | TRANSFERED MONEY | £ 87,625,632 | |
| 24549 | Transformers | £ 877,840,885 | |
| 24550 | Translucent | £ 743,800 | |
| 24551 | Transmission | £ 66,245,830 | |
| 24552 | Transport | £ 267,450,889 | |
| 24553 | Transportation | £ 645,523,075 | |
| 24554 | Transportation Systems | £ 260,603,307 | |
| 24555 | Transporter Bv | £ 3,417,363 | |
| 24556 | Transylvannia | £ 16,349,535 | |
| 24557 | Trap Inc | £ 159,655,023 | |
| 24558 | TRAP LAWD | £ 243,858,600 | |
| 24559 | Trash | £ 5,502,419 | |
| 24560 | Trash Co | £ 938,746 | |
| 24561 | Trashbag Gang | £ 125,514,548 | |
| 24562 | Travel | £ 121,009,871 | |
| 24563 | Travel lodge | £ 10,975,777 | |
| 24564 | Travel Wifi | £ 179,073,924 | |
| 24565 | Travellers Cheques | £ 228,147,130 | |
| 24566 | travis perkins | £ 63,203 | |
| 24567 | traviscityindustires | £ 493,900 | |
| 24568 | travisdogandco | £ 50,000 | |
| 24569 | Travisinc | £ 67,625,939 | |
| 24570 | Trawel Inc. | £ 4,777,300 | |
| 24571 | Treachery | £ 368,695,409 | |
| 24572 | Treacle | £ 5,500,530 | |
| 24573 | Treacle Mining Inc. | £ 61,103,035 | |
| 24574 | Treacle Mining Ltd | £ 50,000 | |
| 24575 | Treacle Tart | £ 4,355,630 | |
| 24576 | Treason | £ 280,603,127 | |
| 24577 | Treasure | £ 57,810,180 | |
| 24578 | treasure mystery | £ 799,005,194 | |
| 24579 | Treasury | £ 481,762,505 | |
| 24580 | Tree | £ 53,585,523 | |
| 24581 | Tree army | £ 4,217,199 | |
| 24582 | Tree Fellers | £ -1,919 | |
| 24583 | TreeFellas LTD | £ 1,234,382 | |
| 24584 | Treehorn Production inc | £ 732,257 | |
| 24585 | Trees | £ 133,851,154 | |
| 24586 | Trembler | £ 218,082,732 | |
| 24587 | Tremont-U | £ 5,876,385 | |
| 24588 | tremor | £ 3,657,431 | |
| 24589 | tremper | £ 6,867,566 | |
| 24590 | tremper14 | £ 590,827 | |
| 24591 | Tremper5 | £ 1,595,170 | |
| 24592 | Tremper514 | £ 2,209,187 | |
| 24593 | Tremper55 | £ 2,088,959 | |
| 24594 | Treno | £ 58,357,215 | |
| 24595 | Trevor Philips Enterpris | £ 505,264,845 | |
| 24596 | treyui | £ 4,228,285 | |
| 24597 | TRFH Ltd | £ 1,237,414 | |
| 24598 | Trial and Error | £ 5,503,869 | |
| 24599 | Trial and Retribution | £ 1,249,864,276 | |
| 24600 | Trial of da weak | £ -714,569 | |
