The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18501 | Triflex Studios | £ 1,890,437 | |
| 18502 | Triforce Technologies | £ 62,658,328 | |
| 18503 | trigga | £ 5,501,257 | |
| 18504 | Trigger Happy TV | £ 64,164,302 | |
| 18505 | trikadoc ent | £ -2,621,474 | |
| 18506 | Trilateral Commission | £ 186,675,837 | |
| 18507 | Trinitrotoluene | £ 3,530,809 | |
| 18508 | Trinkets plus | £ 8,206,487 | |
| 18509 | Triple | £ 5,224,648 | |
| 18510 | Triple X | £ 2,931,494 | |
| 18511 | Triple X Corp | £ 56,715,793 | |
| 18512 | Tripoli | £ 243,643,476 | |
| 18513 | Trippin | £ 22,850,724 | |
| 18514 | Triton Psychedelics | £ 1,559,120 | |
| 18515 | Triumvirate | £ 7,729,029 | |
| 18516 | Trivia | £ 453,690,566 | |
| 18517 | Trixies Treats | £ 50,000 | |
| 18518 | Troglodyte LTD | £ 50,000 | |
| 18519 | Trogs | £ 6,235,872 | |
| 18520 | Trojan | £ 788,097,541 | |
| 18521 | Troll Bombings | £ 5,503,910 | |
| 18522 | Trollaris | £ 4,793,390 | |
| 18523 | Trolling | £ 57,211,849 | |
| 18524 | Trollolol | £ 3,547,461 | |
| 18525 | Trolls | £ 54,025,363 | |
| 18526 | trooper | £ 337,223,772 | |
| 18527 | Trop Space | £ 2,140,130,898 | |
| 18528 | Tropica | £ 4,394,369 | |
| 18529 | Tropico 2 | £ 56,381 | |
| 18530 | Tror | £ 43,278,856 | |
| 18531 | Troter international | £ 50,000 | |
| 18532 | Trotters | £ 5,498,497 | |
| 18533 | Trotters inc | £ 13,957,991 | |
| 18534 | Trotters international | £ 13,260,602 | |
| 18535 | Troubble | £ 133,354,101 | |
| 18536 | Troubblesome | £ 216,163,132 | |
| 18537 | Trouble | £ 171,082,605 | |
| 18538 | TROUBLE 3 | £ 391,602,932 | |
| 18539 | Trouble Inc | £ 11,653,378 | |
| 18540 | Trouble While You Sleep | £ 467,211,735 | |
| 18541 | Troubled Waters | £ 337,266,459 | |
| 18542 | Troubles | £ 59,253,750 | |
| 18543 | Troublesome Child | £ 17,324,426 | |
| 18544 | trout | £ 3,458,234 | |
| 18545 | TroviNation Enterprises | £ 4,063,700 | |
| 18546 | Troy | £ 216,061,136 | |
| 18547 | Truce | £ 9,139,710 | |
| 18548 | truckers paradise | £ 4,706 | |
| 18549 | Truckin Inc | £ 13,603,438 | |
| 18550 | Trucksss | £ 1,608,350 | |
| 18551 | True Blood | £ 4,304,191 | |
| 18552 | True Evil | £ 120,130,007 | |
| 18553 | True Freedom | £ 331,358,368 | |
| 18554 | True lies | £ 848,394,327 | |
| 18555 | Truffes Fantaisie | £ 50,000 | |
| 18556 | Trump | £ 599,036,587 | |
| 18557 | Trump ENT | £ 2,351,912 | |
| 18558 | Trump ENT2 | £ -22,402,397 | |
| 18559 | Trump ENT3 | £ 13,903,851 | |
| 18560 | Trump ENT4 | £ 58,354,262 | |
| 18561 | Trump It Up | £ 201,767,800 | |
| 18562 | Trump Organization | £ 50,000 | |
| 18563 | Trump Towers | £ 5,651,661 | |
| 18564 | Trumpets | £ 92,470,752 | |
| 18565 | Truncated Icosahedron | £ 179,262,143 | |
| 18566 | Trurez | £ 53,470,958 | |
| 18567 | Truro | £ 396,539,665 | |
| 18568 | Trust | £ 83,138,449 | |
| 18569 | Trusted traders | £ 35,811 | |
| 18570 | Truth | £ 1,927,033,155 | |
| 18571 | trying | £ 932,563,452 | |
| 18572 | Trying to speed up | £ 12,433,612 | |
| 18573 | Trytophan | £ 788,953 | |
| 18574 | TSA Pat Downs | £ 70,132,462 | |
| 18575 | tsunomo | £ 220,729,020 | |
| 18576 | TTL | £ 5,671,245 | |
| 18577 | Tube | £ 638,101,906 | |
| 18578 | Tuck | £ 10,254,167,313 | |
| 18579 | tuckers | £ 44,924 | |
| 18580 | tuckers joint | £ 265,221 | |
| 18581 | tuesday | £ 4,654,255 | |
| 18582 | Tug | £ 232,603,589 | |
| 18583 | Tulli Frutti | £ 9,620,066 | |
| 18584 | Tumble weed | £ 271,092,313 | |
| 18585 | Tumbledown Mountain | £ 1,212,433,120 | |
| 18586 | Tumbleweed Town | £ 57,702,329 | |
| 18587 | Tummy | £ 2,121,517 | |
| 18588 | Tuna | £ 4,983,119 | |
| 18589 | Tunafish | £ 56,633,720 | |
| 18590 | Tunchy Enterprises | £ 1,351,358 | |
| 18591 | tunes | £ 7,291,306 | |
| 18592 | Tungsten Carbide Steel | £ 103,185,080 | |
| 18593 | Tuonela | £ 606,811,472 | |
| 18594 | Tupac | £ 118,427,071 | |
| 18595 | Tupac Shakur | £ 32,947,532 | |
| 18596 | Tuppence inc | £ 1,819,113 | |
| 18597 | Tuppy inc | £ 819,610 | |
| 18598 | Turbo Torpedo | £ 119,340,348 | |
| 18599 | Turbos Hot Dogs | £ 27,367,322 | |
| 18600 | Turbos Hot Salsa | £ 4,240,909 | |
