The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18301 | SourDiesel | £ 51,232,568 | |
| 18302 | Sousa | £ 519,091,934 | |
| 18303 | South | £ 31,378,564 | |
| 18304 | South America | £ 173,626,731 | |
| 18305 | South America... | £ 57,303,632 | |
| 18306 | South Australia | £ 233,018,671 | |
| 18307 | South Carolina | £ 143,376,861 | |
| 18308 | South Central | £ 105,290,443 | |
| 18309 | South China Sea | £ 1,904,617,183 | |
| 18310 | South Dakota | £ 179,583,453 | |
| 18311 | South Essex Regiment | £ 99,766,230 | |
| 18312 | South Park | £ 840,212,538 | |
| 18313 | south pole ltd | £ 1,059,869,539 | |
| 18314 | Southeastern Data | £ 55,845,049 | |
| 18315 | Southern Business | £ 13,300,144 | |
| 18316 | Southern Business1 | £ 12,666,204 | |
| 18317 | Southern Cross | £ 55,305,281 | |
| 18318 | Southern Mafia | £ 344,165,513 | |
| 18319 | Southern Rhodesia | £ 5,494,142 | |
| 18320 | SouthWest Data | £ 585,667 | |
| 18321 | southwest voodoo | £ 980,180,420 | |
| 18322 | Sovereign | £ 6,099,689 | |
| 18323 | Sovereign Coalition | £ 71,248,487 | |
| 18324 | Sovereign Gold | £ 5,500,689 | |
| 18325 | Sovereign Max | £ 7,019,669 | |
| 18326 | Sovereign Plus | £ 12,317,814 | |
| 18327 | Sovereign Pro | £ 6,414,307 | |
| 18328 | Sovereign Smoke Clouds | £ 110,649,799 | |
| 18329 | Sovereign Ultra | £ 5,505,489 | |
| 18330 | Soviet Nuclear Disasters | £ 159,279,661 | |
| 18331 | Sowing | £ 57,901,594 | |
| 18332 | sox | £ 1,432,534,744 | |
| 18333 | Soya Sauce | £ 5,497,631 | |
| 18334 | Sozzled Again | £ 42,802,360 | |
| 18335 | Space Cargo | £ 271,808,594 | |
| 18336 | Space Dog | £ 632,098,386 | |
| 18337 | space dog. | £ 3,921,529,564 | |
| 18338 | Space Invaders | £ 136,191,974 | |
| 18339 | Space Mining | £ 197,581,099 | |
| 18340 | Space Needle | £ 1,067,320 | |
| 18341 | Space Oddity | £ 256,111,791 | |
| 18342 | Space Operations | £ 4,382,786,822 | |
| 18343 | Space Race | £ 9,928,779 | |
| 18344 | Space Station | £ 3,879,160 | |
| 18345 | Space Trade Corp | £ 4,291,886 | |
| 18346 | spacecadet | £ 49,372,951 | |
| 18347 | spacegoats | £ 5,359,708 | |
| 18348 | Spaces | £ 59,944,776 | |
| 18349 | SpaceX | £ 5,502,174 | |
| 18350 | Spaciba | £ 1,283,577,497 | |
| 18351 | Spade | £ 896,883,167 | |
| 18352 | Spade industries | £ 5,506,628 | |
| 18353 | Spaff | £ 77,116,392 | |
| 18354 | Spag Bol | £ 54,420,789 | |
| 18355 | spaghetti | £ 89,471,838 | |
| 18356 | spaghetti westerns | £ 27,336,514 | |
| 18357 | Spain | £ 16,220,811 | |
| 18358 | Spam | £ 1,730,241,341 | |
| 18359 | Spam Fritters | £ 1,314,769,547 | |
| 18360 | Spam Sandwiches | £ 5,507,579 | |
| 18361 | Spam Sandwichs | £ 1,933,706,623 | |
| 18362 | Spam Slices | £ 2,040,740,773 | |
| 18363 | spaniel | £ 93,985,873 | |
| 18364 | Spanish Armada II | £ 145,991,039 | |
| 18365 | spanish inquisition | £ 225,233,318 | |
| 18366 | Spanish painter | £ 27,689,643 | |
| 18367 | Spank | £ 13,674,531 | |
| 18368 | Spanker | £ 427,868,023 | |
| 18369 | Spanner Dental Co | £ 12,861,851 | |
| 18370 | Spanner Talk | £ 78,611,227 | |
| 18371 | Spanners | £ 3,691,845 | |
| 18372 | Spar | £ 93,536,219 | |
| 18373 | Sparkes | £ 629,127,351 | |
| 18374 | sparkiing water | £ 64,896,065 | |
| 18375 | Sparkle | £ 617,045,796 | |
| 18376 | Sparrowhawk | £ 39,475,691 | |
| 18377 | Sparta | £ 71,904,516 | |
| 18378 | Sparta Enterprises | £ 282,599,950 | |
| 18379 | Sparta Enterprises II | £ 105,756,617 | |
| 18380 | Sparta Enterprises III | £ 105,766,810 | |
| 18381 | Sparta Enterprises IV | £ 95,609,364 | |
| 18382 | Spartacus | £ 668,458,795 | |
| 18383 | Spartacus. | £ 171,829,616 | |
| 18384 | Spartan | £ 76,005,663 | |
| 18385 | Spartan Inc. | £ 27,035,865 | |
| 18386 | Spartans | £ 1,956,650 | |
| 18387 | Spawn | £ 276,323,245 | |
| 18388 | Speachmark | £ 55,520,519 | |
| 18389 | Speakers | £ 72,426,874 | |
| 18390 | Spearmint Rhino | £ 1,277,239,625 | |
| 18391 | Special Activities Div | £ 3,148,433 | |
| 18392 | Special Corp | £ 521,344,853 | |
| 18393 | Special Delivery | £ 74,999,999 | |
| 18394 | Special Foo Yung | £ 9,187,637 | |
| 18395 | Special Forces | £ 7,054,407 | |
| 18396 | Special Forces Group | £ 62,221,096 | |
| 18397 | Special FX | £ 147,867,503 | |
| 18398 | special guitars | £ 1,199,797 | |
| 18399 | Special Mix | £ 5,473,499 | |
| 18400 | Special people | £ 45,232,081 | |
