The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 4201 | crispygreen | £ 35,875,524 | |
| 4202 | cristatus | £ 88,733,737 | |
| 4203 | CristinaDavid | £ -3,565,563 | |
| 4204 | Critical | £ 1,069,391 | |
| 4205 | Criticism | £ 59,380,160 | |
| 4206 | Critics | £ 1,095,523 | |
| 4207 | Criticz | £ 1,636,161 | |
| 4208 | Croatia | £ 13,450,944 | |
| 4209 | Crock123 | £ 1,726,517 | |
| 4210 | Crocodile Skin | £ 76,415,565 | |
| 4211 | CROD Limited | £ 9,234,322 | |
| 4212 | CROD Limited 1 | £ 5,506,994 | |
| 4213 | CROD Limited 2 | £ 5,500,199 | |
| 4214 | CROD Limited 3 | £ 5,505,504 | |
| 4215 | CROD Limited 4 | £ 5,406,423 | |
| 4216 | Cronus | £ 90,469,513 | |
| 4217 | Cronz | £ 4,636,220 | |
| 4218 | Crooked Chucks | £ 79,181 | |
| 4219 | Crooked Churches | £ 8,834,426 | |
| 4220 | CROOKSFAM | £ 12,077,746 | |
| 4221 | crosses | £ 418,652,478 | |
| 4222 | Crossmaglen | £ 5,505,253 | |
| 4223 | Crossroads | £ 134,449,031 | |
| 4224 | Crow Museum | £ 901,411,038 | |
| 4225 | Crowley Inc. | £ 1,245,484 | |
| 4226 | crows | £ 5,500,389 | |
| 4227 | Crud | £ 60,735,434 | |
| 4228 | Crude | £ 94,571 | |
| 4229 | Cruise Corp | £ 2,423,819 | |
| 4230 | Cruise Missiles | £ 19,602,855 | |
| 4231 | cruiser | £ 34,536,206 | |
| 4232 | cruke industries | £ 1,467,833 | |
| 4233 | Crumbling Walls | £ 54,641,290 | |
| 4234 | Crumpet | £ 8,523,238 | |
| 4235 | Crumpet Caves | £ 4,207,952 | |
| 4236 | Crumpet Condos | £ 5,506,649 | |
| 4237 | Crumpets R Crunk | £ 15,040,978 | |
| 4238 | Crunch Co. | £ 58,329,126 | |
| 4239 | Crunch Co. 2 | £ 17,839,558 | |
| 4240 | Crunch Co. 3 | £ 4,458,354 | |
| 4241 | Crunchie | £ 516,762,037 | |
| 4242 | Crus Enterprises | £ -6,372,218 | |
| 4243 | crusader | £ 57,238,297 | |
| 4244 | Crush | £ 416,050,463 | |
| 4245 | Cryleo | £ 122,508 | |
| 4246 | Crypto City | £ 501,590,224 | |
| 4247 | Cryptocurrency | £ 43,665,489 | |
| 4248 | Crypton | £ 89,444,064 | |
| 4249 | Crystal Clear Air | £ 429,441,774 | |
| 4250 | Crystal Clear Tank | £ 11,443,957 | |
| 4251 | Csage | £ 98,162,729 | |
| 4252 | Csage2 | £ 99,621,232 | |
| 4253 | Csage3 | £ 62,852,707 | |
| 4254 | Csage4 | £ 61,364,597 | |
| 4255 | Csage5 | £ 5,402,022 | |
| 4256 | Csage6 | £ 5,502,145 | |
| 4257 | CSI | £ 7,241,053 | |
| 4258 | CSIS | £ 1,570,619 | |
| 4259 | CST Photography | £ 50,464,511 | |
| 4260 | CSTPhotography 6 | £ 20,376,078 | |
| 4261 | CSTPhotography 7 | £ 22,129,189 | |
| 4262 | CSTPhotography 8 | £ 21,863,841 | |
| 4263 | CSTPhotography2 | £ 30,989,552 | |
| 4264 | CSTPhotography3 | £ 26,100,838 | |
| 4265 | CSTPhotography4 | £ 36,737,311 | |
| 4266 | CSTPhotography5 | £ 31,737,697 | |
| 4267 | Cthulhu | £ 65,626,904 | |
| 4268 | Cthulhu Corp | £ 5,503,404 | |
| 4269 | Cthulhu Sleeps | £ 1,035,686,271 | |
| 4270 | CTI | £ 4,783,705 | |
| 4271 | CTowers | £ 5,026,966 | |
| 4272 | CTU | £ 3,183,621 | |
| 4273 | Cuba | £ 46,040,107 | |
| 4274 | Cuban Rum | £ 27,147,126 | |
| 4275 | Cube | £ 11,923,402 | |
| 4276 | Cube Inc. | £ 5,507,410 | |
| 4277 | cuberdons | £ 8,923,048 | |
| 4278 | Cubic Works | £ 7,695,062 | |
| 4279 | Cubicstan | £ 3,037,220 | |
| 4280 | Cuckoo Ltd | £ 4,991,067 | |
| 4281 | Cucumber | £ 2,005,812,045 | |
| 4282 | Cue | £ 621,309 | |
| 4283 | Cufin | £ 4,931,482 | |
| 4284 | Cullins | £ 571,183,804 | |
| 4285 | Culliver City | £ 19,474,104 | |
| 4286 | Culo | £ 54,280,976 | |
| 4287 | cult and co | £ 23,957,017 | |
| 4288 | Cultural Expressions | £ 167,279,109 | |
| 4289 | Cumann Luthchleas Gael | £ 5,502,913 | |
| 4290 | Cuneo | £ 57,638,840 | |
| 4291 | Cunnilingus | £ 114,231,725 | |
| 4292 | Cunnys Trading Company | £ 982,076 | |
| 4293 | Cup | £ 19,851,641 | |
| 4294 | Cup0fTea | £ 253,762,330 | |
| 4295 | Cupid Stunts PLC | £ 212,156,151 | |
| 4296 | Cups | £ 65,928,983 | |
| 4297 | Current Charges | £ 272,053,370 | |
| 4298 | Currents | £ 48,241,725 | |
| 4299 | Curry-clanRob | £ 5,507,441 | |
| 4300 | Cursed World | £ 3,320,256 | |
