The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 5201 | Citibank | £ 5,506,594 | |
| 5202 | Cities | £ 69,048,758 | |
| 5203 | Citizen | £ 201,127,159 | |
| 5204 | Citizen Cain | £ 238,549,281 | |
| 5205 | Citizenship | £ 171,046,340 | |
| 5206 | Citrus Bliss | £ 32,433,053 | |
| 5207 | Citrus Punch Oasis | £ 37,050,866 | |
| 5208 | City Builders Inc1 | £ 7,970,900 | |
| 5209 | City Builders Inc2 | £ 8,306,455 | |
| 5210 | City Guy | £ 112,430,613 | |
| 5211 | City Hall | £ 1,109,766,463 | |
| 5212 | City Holdings Corp | £ 138,399,987 | |
| 5213 | City Holdings Group | £ 134,309,901 | |
| 5214 | City Holdings Inc | £ 101,198,410 | |
| 5215 | City Holdings LTD | £ 28,305,143 | |
| 5216 | City Holdings Plc | £ 23,005,445 | |
| 5217 | City Land | £ 113,021,520 | |
| 5218 | City Lights | £ 40,509,177 | |
| 5219 | City of Dread | £ 50,000 | |
| 5220 | City Official | £ 2,268,827 | |
| 5221 | City Slickerzz | £ 1,188,324,756 | |
| 5222 | City Slickerzzz | £ 1,968,172,959 | |
| 5223 | City Wok | £ 118,359 | |
| 5224 | City Wok12 | £ 149,851,702 | |
| 5225 | cityoffspring | £ 22,903,783 | |
| 5226 | CitySuper | £ 141,731,850 | |
| 5227 | CiviIization | £ 813,053,096 | |
| 5228 | Civil Protector | £ 6,430,641 | |
| 5229 | Civilisation | £ 253,003,716 | |
| 5230 | Civilization | £ 9,053,657 | |
| 5231 | CKLOWSMALL | £ 6,269,586 | |
| 5232 | CKLOWSMALL1 | £ 4,211,613 | |
| 5233 | CKLOWSMALL2 | £ 7,574,241 | |
| 5234 | CKLOWSMALL3 | £ 4,096,706 | |
| 5235 | claim.co | £ 153,066,098 | |
| 5236 | Clairvoyance | £ 222,707,023 | |
| 5237 | clam burger | £ -2,190,512 | |
| 5238 | clammys | £ 31,010 | |
| 5239 | Clan Fraser | £ 945,814,683 | |
| 5240 | Clan McLeod | £ 266,882,259 | |
| 5241 | Clandestine Ops | £ 9,642,983 | |
| 5242 | Clandestine Realty | £ 47,386,575 | |
| 5243 | Clans | £ 322,847,271 | |
| 5244 | Clans of Scotland | £ 491,180,760 | |
| 5245 | Clarences Millions | £ 135,441,193 | |
| 5246 | ClaretAndGold | £ 5,503,516 | |
| 5247 | Clarion Ledger | £ 2,067,493 | |
| 5248 | Clarity | £ 2,668,290,320 | |
| 5249 | Clarity Web Solutions | £ 1,480,867 | |
| 5250 | Clark | £ 323,378,245 | |
| 5251 | Clarksons Farm | £ 47,183,737 | |
| 5252 | clarkyCorp | £ 4,826,048 | |
| 5253 | Class | £ 552,439,471 | |
| 5254 | Class A Drugs | £ 6,237,284 | |
| 5255 | Class A Swedge | £ 109,262,865 | |
| 5256 | Class B Associates | £ 77,503,522 | |
| 5257 | Class C LTD | £ 91,308,438 | |
| 5258 | Classified | £ 1,145,930,791 | |
| 5259 | Claustrophobia | £ 202,399,403 | |
| 5260 | Claverhouse | £ 482,534,969 | |
| 5261 | Claw Hammer | £ 171,833,671 | |
| 5262 | Clay | £ 25,588,820 | |
| 5263 | Clayton Nuclear Systems | £ 10,738,836 | |
| 5264 | Clean-Up Crew | £ 48,238,560 | |
| 5265 | Cleaners | £ 422,385,048 | |
| 5266 | cleanupcrew | £ 5,500,009 | |
| 5267 | CLEAR | £ 19,007,952 | |
| 5268 | Clear Creek | £ 212,731,716 | |
| 5269 | clearing wave | £ 4,941,203 | |
| 5270 | ClearSky | £ 40,055,294 | |
| 5271 | ClearWater | £ 50,000 | |
| 5272 | Cleasby co | £ 60,798,869 | |
| 5273 | Cleaving Offshore Ltd | £ 5,506,766 | |
| 5274 | Clem Fandango | £ 3,959,671,968 | |
| 5275 | Clementine | £ 119,480,884 | |
| 5276 | Clemenza | £ 300,858 | |
| 5277 | Cleveland | £ 274,388,319 | |
| 5278 | Cleveland Browns | £ 77,283,548 | |
| 5279 | Clever Names | £ 2,111,897,478 | |
| 5280 | Cleyra | £ 58,482,880 | |
| 5281 | Click | £ 5,502,877 | |
| 5282 | ClickClick | £ 3,938,259 | |
| 5283 | Cliffjumper | £ 189,583,070 | |
| 5284 | Climate | £ 184,200,853 | |
| 5285 | Climate Change | £ 322,888,160 | |
| 5286 | climber | £ 127,185,821 | |
| 5287 | CLIPPERMAN | £ 57,055,407 | |
| 5288 | Clitheroe | £ 415,850,956 | |
| 5289 | Clobber | £ 131,272,819 | |
| 5290 | clobber2 | £ 2,206,865 | |
| 5291 | Clock | £ 5,500,868 | |
| 5292 | Clocks | £ 50,000 | |
| 5293 | Clockwork Nexus | £ 5,751,012 | |
| 5294 | Cloggs | £ 2,840,593,717 | |
| 5295 | Clone Wars Co. | £ 4,237,523 | |
| 5296 | Clones | £ 112,130,494 | |
| 5297 | Closeness | £ 483,867,814 | |
| 5298 | Clothing | £ 3,930,256 | |
| 5299 | Cloud | £ 39,844,708 | |
| 5300 | Cloud Bazaar | £ 50,000 | |
