The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 19201 | Taking Over | £ 50,000 | |
| 19202 | Taking Over You 2 | £ 68,500 | |
| 19203 | Taking Over You inc | £ 99,207,527 | |
| 19204 | Taking The Crops Home | £ 806,756,495 | |
| 19205 | Talent | £ 78,360,579 | |
| 19206 | talent here | £ 137,758,329 | |
| 19207 | Talents | £ 307,717,679 | |
| 19208 | Tali | £ 50,000 | |
| 19209 | Taliban | £ 256,725,565 | |
| 19210 | TalkGerman | £ 57,151,879 | |
| 19211 | Talking Shxt | £ 47,215,613 | |
| 19212 | Talking Smack | £ 16,685,670 | |
| 19213 | Talladega Nights | £ 2,895,631 | |
| 19214 | Tallgrass Inc | £ 4,523,838 | |
| 19215 | Tallon | £ 1,357,702 | |
| 19216 | Talmine | £ 852,091,480 | |
| 19217 | tamagotchi | £ 200,000 | |
| 19218 | TAMAGOTCHI PETS | £ 50,699,211 | |
| 19219 | Tamarone | £ 5,504,738 | |
| 19220 | Tammany Hall | £ 1,206,731 | |
| 19221 | Tamo | £ 36,175,413 | |
| 19222 | Tampa Bay | £ 52,955,001 | |
| 19223 | Tampax | £ 47,018,625 | |
| 19224 | Tamriel | £ 1,941,004,299 | |
| 19225 | Tan | £ 153,285,654 | |
| 19226 | Tan LTD | £ 4,183,958 | |
| 19227 | tandes | £ 50,000 | |
| 19228 | Tandy Man | £ 6,872,137 | |
| 19229 | tanfastic | £ 50,000 | |
| 19230 | Tangled | £ 186,381,868 | |
| 19231 | TangoWarriors | £ 1,387,239 | |
| 19232 | tank | £ 501,008,967 | |
| 19233 | Tank007 | £ 9,490,680 | |
| 19234 | Tank01 | £ 77,825,900 | |
| 19235 | Tank02 | £ 28,444,405 | |
| 19236 | Tank03 | £ 153,441,625 | |
| 19237 | Tank04 | £ 46,265,661 | |
| 19238 | Tank05 | £ 56,207,453 | |
| 19239 | Tanked and Spanked | £ 112,900 | |
| 19240 | tanker1bhd | £ 106,944,514 | |
| 19241 | Tanker2bhd | £ 129,439,224 | |
| 19242 | tankie | £ 10,827,654 | |
| 19243 | Tanks | £ 155,434 | |
| 19244 | Tannach | £ 1,092,962,973 | |
| 19245 | TANSTAAFL | £ 1,375,213,382 | |
| 19246 | Tantalus | £ 634,156,395 | |
| 19247 | Tantrum | £ 1,132,941,173 | |
| 19248 | Tantrum Approach | £ 715,390,773 | |
| 19249 | Tantrums | £ 131,756,841 | |
| 19250 | Tanuki Paunch | £ 3,787,572 | |
| 19251 | Tanz Corporation | £ 3,266,045,912 | |
| 19252 | TAO | £ 128,019,876 | |
| 19253 | Tapestry | £ 422,258,427 | |
| 19254 | Tappytap | £ 11,288,431 | |
| 19255 | Taps | £ 363,265,959 | |
| 19256 | taps being left on | £ 70,033,654 | |
| 19257 | Tardis | £ 58,842,093 | |
| 19258 | Targets | £ 49,744,887 | |
| 19259 | Targoid | £ 2,559,556,598 | |
| 19260 | Tartan Trews | £ 1,168,521,509 | |
| 19261 | Tartco London Ltd | £ 5,434,536 | |
| 19262 | Tarth | £ 210,977,130 | |
| 19263 | Taskforce141 | £ 10,354,196 | |
| 19264 | Taste | £ 16,718,636 | |
| 19265 | Tastic | £ 4,511,339 | |
| 19266 | Tastina | £ 135,699,763 | |
| 19267 | tasty | £ 992,375 | |
| 19268 | Tat | £ 102,057,858 | |
| 19269 | Tatertot Assault Weapons | £ 4,665,936 | |
| 19270 | tatters | £ 64,935,201 | |
| 19271 | Tatties | £ 248,483,647 | |
| 19272 | Tattoo Ink | £ 3,083,125,294 | |
| 19273 | Tattoo_Shop | £ 89,739,015 | |
| 19274 | Tatvar Cyclone | £ 77,498,867 | |
| 19275 | taunt | £ 7,776,428 | |
| 19276 | Tautology Club | £ 1,291,539 | |
| 19277 | Tavares | £ 75,897,156 | |
| 19278 | Tax | £ 76,069,671 | |
| 19279 | Tax Audit | £ 57,686,608 | |
| 19280 | Tax Efficiency Services | £ 1,072,673,545 | |
| 19281 | Tax Evasion | £ 934,545,660 | |
| 19282 | Taxes | £ 33,039,256 | |
| 19283 | taylor | £ 57,725,669 | |
| 19284 | Taylor Anderson | £ 6,345,171 | |
| 19285 | Taylormade | £ 210,582,968 | |
| 19286 | Taylors | £ 472,274 | |
| 19287 | Taylors Eyes | £ 36,989,936 | |
| 19288 | Tazmanian devil | £ 3,461,509 | |
| 19289 | TC Enterprize | £ 22,024,282 | |
| 19290 | TC1 RZ | £ 32,017,298 | |
| 19291 | Tchidas Pitas | £ 410,871 | |
| 19292 | TCI | £ 1,096,907,480 | |
| 19293 | TCI Co Ltd | £ 154,000,000 | |
| 19294 | TCR | £ 31,266,051,090 | |
| 19295 | TCS | £ 16,509,704 | |
| 19296 | TD Canada Trust | £ 69,617,213 | |
| 19297 | TD Enterprises | £ 19,970,299 | |
| 19298 | TD2 | £ 5,402,272 | |
| 19299 | TDAssociates | £ 2,168,752 | |
| 19300 | Tdotbunalot | £ 14,996,644 | |
