The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 24301 | Top Gear | £ 44,811,997 | |
| 24302 | Top grumble n grunts | £ -1,218,404 | |
| 24303 | Top Gun | £ 4,254,749,244 | |
| 24304 | Top of The Tree | £ 21,197,466 | |
| 24305 | Top piece | £ 1,372,610,258 | |
| 24306 | Top Secret | £ 487,807,805 | |
| 24307 | Top Soil | £ 1,185,338,804 | |
| 24308 | Top Venus Jo | £ 50,961,582 | |
| 24309 | Top-Catz | £ 395,382,779 | |
| 24310 | Topboys | £ 15,254,549 | |
| 24311 | TopCatz | £ 2,195,881,796 | |
| 24312 | topguns | £ 4,544,838 | |
| 24313 | topic proviso | £ 33,201,011 | |
| 24314 | Toppman | £ 48,283,700 | |
| 24315 | TOPSOIL | £ 395,708,088 | |
| 24316 | Torbay | £ 377,631,006 | |
| 24317 | Torch | £ 7,214,725 | |
| 24318 | Torch Inc | £ 2,031,095 | |
| 24319 | Torchwood | £ 5,179,839 | |
| 24320 | Torgue Manufacturing | £ 286,340,742 | |
| 24321 | Torino | £ 49,475,714 | |
| 24322 | Torment | £ 103,849,089 | |
| 24323 | Torn ACL | £ 1,000,000 | |
| 24324 | Tornado Chasers | £ 59,380,778 | |
| 24325 | Tornadoes | £ 5,428,409 | |
| 24326 | toronto | £ 33,339,544 | |
| 24327 | Toronto Blue Jays | £ 83,757,469 | |
| 24328 | Toronto Maple Leafs | £ 38,988,197 | |
| 24329 | Toronto University | £ 37,110,418 | |
| 24330 | Toronto. | £ 33,523,973 | |
| 24331 | Torpedo | £ 7,007,163 | |
| 24332 | Torres | £ 3,882,414 | |
| 24333 | Tortoise Co | £ 1,950,669 | |
| 24334 | Torture | £ 64,156,670 | |
| 24335 | Torture Incorporated | £ 1,383,292 | |
| 24336 | Torture Logistics | £ 1,763,731,398 | |
| 24337 | Tory Business Wing | £ 218,201,676 | |
| 24338 | tosspot | £ 9,197,406 | |
| 24339 | Total Annihilation | £ 5,502,457 | |
| 24340 | Total Chaos | £ 1,407,582 | |
| 24341 | Total Control | £ 70,328,142 | |
| 24342 | Total Destruction | £ 2,841,678 | |
| 24343 | Total Destruction LTD | £ 1,569,432 | |
| 24344 | Total Devastation | £ 186,605 | |
| 24345 | Total Disaster | £ 163,829,064 | |
| 24346 | Total Disruption | £ 103,872,826 | |
| 24347 | Total indifference | £ 225,561,497 | |
| 24348 | Total Recall | £ 50,000 | |
| 24349 | Total War | £ 49,159,345 | |
| 24350 | Totalitarian | £ 13,226,545 | |
| 24351 | Totally not a front | £ -161,887 | |
| 24352 | TottenhamEnforcers | £ 1,532,495 | |
| 24353 | Touch | £ 202,138,732 | |
| 24354 | Tough Guy | £ 279,800,753 | |
| 24355 | Toulouse | £ 124,610,105 | |
| 24356 | tour | £ -2,142,467 | |
| 24357 | tour1 | £ -110,192 | |
| 24358 | tour3 | £ 1,292,470 | |
| 24359 | Towan Beach | £ 3,414,873 | |
| 24360 | Towel | £ 57,522,172 | |
| 24361 | Towels | £ 94,234,024 | |
| 24362 | Tower | £ 8,190,171 | |
| 24363 | Towergate | £ 495,975,663 | |
| 24364 | Town | £ 50,000 | |
| 24365 | Town Crazy | £ 2,236,822 | |
| 24366 | Town Feeder | £ 61,055,924 | |
| 24367 | town land | £ 5,182,365 | |
| 24368 | towns | £ 13,994,032 | |
| 24369 | townsville | £ 129,109,395 | |
| 24370 | Townsville Common | £ 570,929,258 | |
| 24371 | Townsville Commons | £ 12,104,614 | |
| 24372 | Townsville7488 | £ 50,000 | |
| 24373 | Toxic Inc. | £ 16,411,193 | |
| 24374 | toxic sweets | £ 698,330 | |
| 24375 | Toxic Waltz1 | £ 14,655,360 | |
| 24376 | Toxic Waltz2 | £ 11,237,021 | |
| 24377 | Toxic Waltz3 | £ 10,142,415 | |
| 24378 | Toxic Waltz4 | £ 3,480,675 | |
| 24379 | Toxicity | £ 430,993,508 | |
| 24380 | ToxicWater | £ 17,180,645 | |
| 24381 | toy soldiers | £ 600,863,098 | |
| 24382 | toyd enterprises | £ 53,559,287 | |
| 24383 | Toyota | £ 14,240,430 | |
| 24384 | toys | £ 212,878,500 | |
| 24385 | Toys R Us | £ 5,499,591 | |
| 24386 | TP Industries | £ 272,265,670 | |
| 24387 | TPB | £ 68,404,614 | |
| 24388 | Tr0uble | £ 3,408,243 | |
| 24389 | TR1 | £ 543,658,570 | |
| 24390 | TR7 | £ 232,835,212 | |
| 24391 | Tracks | £ 275,454,496 | |
| 24392 | Tractor Boys | £ 22,406,054 | |
| 24393 | Tractor Company | £ 125,522,984 | |
| 24394 | Trade Fruit Comp | £ 13,108,833 | |
| 24395 | Trade Secrets | £ 101,452,536 | |
| 24396 | Tradex | £ 18,448,041 | |
| 24397 | Trading Post Industries | £ 142,764,231 | |
| 24398 | Trafalgar | £ 263,612,021 | |
| 24399 | Traffic | £ 33,904,645 | |
| 24400 | Traffic jams | £ 6,090,459 | |
