The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 5301 | Cipher | £ -2,474,628 | |
| 5302 | Circa 890AD | £ 1,070,318,257 | |
| 5303 | Circadian Rhythms | £ 206,588,996 | |
| 5304 | Circuit | £ 123,100,139 | |
| 5305 | Circumstantial Evidence | £ 119,683,292 | |
| 5306 | Circus of Many Wives | £ 239,191 | |
| 5307 | circus of values | £ 89 | |
| 5308 | CIS | £ -109,127 | |
| 5309 | Cisco Inc | £ 109,935,309 | |
| 5310 | Cisplatin | £ 28,274,701 | |
| 5311 | cistro corp | £ 7,324 | |
| 5312 | Citadel | £ 141,398,544 | |
| 5313 | Citadel inc. | £ 5,505,922 | |
| 5314 | Citadel Securities | £ 21,952,992 | |
| 5315 | cite des anges | £ 6,999,291 | |
| 5316 | Citibank | £ 5,506,594 | |
| 5317 | Cities | £ 69,048,758 | |
| 5318 | Citizen | £ 201,127,159 | |
| 5319 | Citizen Cain | £ 238,549,281 | |
| 5320 | Citizenship | £ 171,046,340 | |
| 5321 | Citrus Bliss | £ 32,433,053 | |
| 5322 | Citrus Punch Oasis | £ 37,050,866 | |
| 5323 | City Builders Inc1 | £ 7,970,900 | |
| 5324 | City Builders Inc2 | £ 8,306,455 | |
| 5325 | City Guy | £ 115,233,384 | |
| 5326 | City Hall | £ 1,229,393,620 | |
| 5327 | City Holdings Corp | £ 138,399,987 | |
| 5328 | City Holdings Group | £ 134,309,901 | |
| 5329 | City Holdings Inc | £ 136,198,410 | |
| 5330 | City Holdings LTD | £ 22,199,049 | |
| 5331 | City Holdings Plc | £ 36,318,693 | |
| 5332 | City Land | £ 139,056,451 | |
| 5333 | City Lights | £ 44,979,086 | |
| 5334 | City of Dread | £ 50,000 | |
| 5335 | City Slickerzz | £ 1,934,763,050 | |
| 5336 | City Slickerzzz | £ 3,044,651,583 | |
| 5337 | City Stadium | £ 24,860,762 | |
| 5338 | City Wok | £ 118,359 | |
| 5339 | City Wok12 | £ 149,851,702 | |
| 5340 | cityoffspring | £ 22,903,783 | |
| 5341 | CitySuper | £ 141,731,850 | |
| 5342 | CiviIization | £ 813,053,096 | |
| 5343 | Civilisation | £ 253,003,716 | |
| 5344 | Civilization | £ 9,053,657 | |
| 5345 | CKLOWSMALL | £ 6,269,586 | |
| 5346 | CKLOWSMALL1 | £ 4,211,613 | |
| 5347 | CKLOWSMALL2 | £ 7,574,241 | |
| 5348 | CKLOWSMALL3 | £ 4,096,706 | |
| 5349 | claim.co | £ 153,066,098 | |
| 5350 | Claimh Solais | £ 38,550,112 | |
| 5351 | Clairvoyance | £ 222,707,023 | |
| 5352 | clam burger | £ -2,190,512 | |
| 5353 | clammys | £ 31,010 | |
| 5354 | Clan Fraser | £ 1,291,503,781 | |
| 5355 | Clan McLeod | £ 279,729,571 | |
| 5356 | Clandestine Realty | £ 47,386,575 | |
| 5357 | Clans | £ 322,847,271 | |
| 5358 | Clans of Scotland | £ 491,180,760 | |
| 5359 | clap | £ 25,684,323 | |
| 5360 | Clarences Millions | £ 135,441,193 | |
| 5361 | ClaretAndGold | £ 5,503,516 | |
| 5362 | Clarion Ledger | £ 2,067,493 | |
| 5363 | Clarity | £ 2,668,290,320 | |
| 5364 | Clarity Web Solutions | £ 1,480,867 | |
| 5365 | Clark | £ 323,378,245 | |
| 5366 | Clarksons Farm | £ 46,892,163 | |
| 5367 | clarkyCorp | £ 4,826,048 | |
| 5368 | Class | £ 552,439,471 | |
| 5369 | Class A Drugs | £ 6,237,284 | |
| 5370 | Class A Swedge | £ 109,262,865 | |
| 5371 | Class B Associates | £ 77,503,522 | |
| 5372 | Class C LTD | £ 91,308,438 | |
| 5373 | Classified | £ 1,245,928,991 | |
| 5374 | Claustrophobia | £ 202,399,403 | |
| 5375 | Claverhouse | £ 482,534,969 | |
| 5376 | Claw Hammer | £ 171,833,671 | |
| 5377 | Clayton Nuclear Systems | £ 10,738,836 | |
| 5378 | Clean-Up Crew | £ 48,238,560 | |
| 5379 | Cleaners | £ 422,385,048 | |
| 5380 | cleanupcrew | £ 5,500,009 | |
| 5381 | CLEAR | £ 19,007,952 | |
| 5382 | Clear Creek | £ 212,731,716 | |
| 5383 | clearing wave | £ 4,941,203 | |
| 5384 | ClearSky | £ 39,338,558 | |
| 5385 | ClearWater | £ 50,000 | |
| 5386 | Cleasby co | £ 60,798,869 | |
| 5387 | Cleaving Offshore Ltd | £ 5,506,766 | |
| 5388 | Clem Fandango | £ 4,004,572,172 | |
| 5389 | Clementine | £ 119,480,884 | |
| 5390 | Clemenza | £ 300,858 | |
| 5391 | Cleveland | £ 274,388,319 | |
| 5392 | Cleveland Browns | £ 77,283,548 | |
| 5393 | Clever Names | £ 2,111,897,478 | |
| 5394 | Cleyra | £ 58,482,880 | |
| 5395 | Click | £ 5,502,877 | |
| 5396 | ClickClick | £ 3,938,259 | |
| 5397 | Cliffjumper | £ 189,583,070 | |
| 5398 | Climate | £ 184,200,853 | |
| 5399 | Climate Change | £ 322,888,160 | |
| 5400 | climber | £ 127,185,821 | |
