The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18601 | Toure | £ 45,482,979 | |
| 18602 | tourston fm | £ 74,361,202 | |
| 18603 | Towel | £ 57,522,172 | |
| 18604 | Towels | £ 94,234,024 | |
| 18605 | Towergate | £ 495,975,663 | |
| 18606 | Town | £ 50,000 | |
| 18607 | Town Crazy | £ 2,236,822 | |
| 18608 | Town Feeder | £ 61,055,924 | |
| 18609 | town land | £ 5,182,365 | |
| 18610 | Townie 1 | £ -1,319,241 | |
| 18611 | Townie 2 | £ 4,017,878 | |
| 18612 | Townie 3 | £ 160,122 | |
| 18613 | Townie 4 | £ 2,836,325 | |
| 18614 | Townie 5 | £ 5,043,833 | |
| 18615 | Townie 6 | £ 265,306 | |
| 18616 | towns | £ -524,341 | |
| 18617 | townsville | £ 129,109,395 | |
| 18618 | Townsville Common | £ 209,901,747 | |
| 18619 | Townsville Commons | £ 12,104,614 | |
| 18620 | Townsville7488 | £ 50,000 | |
| 18621 | toxic sweets | £ 698,330 | |
| 18622 | Toxic Waste | £ 55,314,682 | |
| 18623 | ToxicWater | £ 17,180,645 | |
| 18624 | toy soldiers | £ 545,762,599 | |
| 18625 | toyd enterprises | £ 53,559,287 | |
| 18626 | toys | £ 380,266,738 | |
| 18627 | Toys R Us | £ 5,499,591 | |
| 18628 | TP Industries | £ 197,172,010 | |
| 18629 | Tr0uble | £ 3,408,243 | |
| 18630 | TR1 | £ 444,737,034 | |
| 18631 | Track | £ 43,897 | |
| 18632 | Tractor Boys | £ 22,406,054 | |
| 18633 | Tradex | £ 18,448,041 | |
| 18634 | Trading Post Industries | £ 142,764,231 | |
| 18635 | Traffic | £ 33,904,645 | |
| 18636 | Traffiking Party | £ 21,580,986 | |
| 18637 | Tragically Hip | £ 4,541,580 | |
| 18638 | Trail | £ 170,043,752 | |
| 18639 | Trailer Trash | £ 17,690,123 | |
| 18640 | Train | £ 85,448,194 | |
| 18641 | Trainers | £ 1,235,681 | |
| 18642 | Trainwreck | £ 143,553,873 | |
| 18643 | Traitor Enterprises | £ 6,387,793 | |
| 18644 | tramps | £ 4,249,848 | |
| 18645 | tramps rus | £ 50,000 | |
| 18646 | trampy | £ 4,746,602 | |
| 18647 | Trance | £ 31,053,935 | |
| 18648 | Tranqualities | £ 1,054,515,026 | |
| 18649 | Tranquility | £ 61,617,255 | |
| 18650 | TranServ | £ 812,427 | |
| 18651 | TRANSFERED MONEY | £ 87,625,632 | |
| 18652 | Transformers | £ 837,883,763 | |
| 18653 | Transport | £ 109,466,362 | |
| 18654 | Transporter Bv | £ 3,417,363 | |
| 18655 | Transylvannia | £ 16,349,535 | |
| 18656 | Trap Inc | £ 159,655,023 | |
| 18657 | Trash Co | £ 938,746 | |
| 18658 | Trashbag Gang | £ 125,514,548 | |
| 18659 | Travel lodge | £ 10,975,777 | |
| 18660 | Travellers Cheques | £ 178,002,217 | |
| 18661 | travis perkins | £ 63,203 | |
| 18662 | traviscityindustires | £ 493,900 | |
| 18663 | travisdogandco | £ 50,000 | |
| 18664 | Treachery | £ 127,158,842 | |
| 18665 | Treacle | £ 5,500,530 | |
| 18666 | Treacle Mining Inc. | £ 61,103,035 | |
| 18667 | Treacle Mining Ltd | £ 50,000 | |
| 18668 | Treacle Tart | £ 4,355,630 | |
| 18669 | Treasure | £ 57,810,180 | |
| 18670 | Tree Fellers | £ -1,919 | |
| 18671 | Tree1 | £ 3,735,610 | |
| 18672 | TreeFellas LTD | £ 1,234,382 | |
| 18673 | Treehorn Production inc | £ 732,257 | |
| 18674 | Trembler | £ 218,082,732 | |
| 18675 | Tremont-U | £ 5,876,385 | |
| 18676 | tremor | £ 3,657,431 | |
| 18677 | tremper | £ 6,867,566 | |
| 18678 | tremper14 | £ 590,827 | |
| 18679 | Tremper5 | £ 1,595,170 | |
| 18680 | Tremper514 | £ 2,209,187 | |
| 18681 | Tremper55 | £ 2,088,959 | |
| 18682 | Trevor Philips Enterpris | £ 505,264,845 | |
| 18683 | Trevor Philips Ind | £ 12,487,012 | |
| 18684 | treyui | £ 50,000 | |
| 18685 | Trial and Error | £ 5,503,869 | |
| 18686 | Trial of da weak | £ -714,569 | |
| 18687 | triangle tabel | £ 22,520,260 | |
| 18688 | Triangles | £ 4,772,454 | |
| 18689 | Tribal | £ 17,956,779 | |
| 18690 | Tribbleton | £ -48,897,651 | |
| 18691 | Tribecastanza | £ 65,270,480 | |
| 18692 | Tribes | £ 605,556 | |
| 18693 | trichomonas | £ 53,660,150 | |
| 18694 | Trickery | £ 4,965,405 | |
| 18695 | Tricks | £ 57,693,424 | |
| 18696 | Trickster | £ 934,403 | |
| 18697 | TrickstersGirl | £ 4,421,533 | |
| 18698 | Tricky Inc | £ 312,099 | |
| 18699 | TriCoMoon | £ 3,499,244 | |
| 18700 | Trident | £ 185,815,436 | |
