The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 4301 | crosses | £ 418,652,478 | |
| 4302 | Crossmaglen | £ 5,505,253 | |
| 4303 | Crossroads | £ 134,449,031 | |
| 4304 | Crow Museum | £ 858,911,038 | |
| 4305 | Crowley Inc. | £ 1,245,484 | |
| 4306 | crows | £ 5,500,389 | |
| 4307 | Crud | £ 60,735,434 | |
| 4308 | Crude | £ 94,571 | |
| 4309 | Cruise Corp | £ 2,423,819 | |
| 4310 | Cruise Missiles | £ 38,579,081 | |
| 4311 | cruiser | £ 34,536,206 | |
| 4312 | cruke industries | £ 1,467,833 | |
| 4313 | Crumbling Walls | £ 54,641,290 | |
| 4314 | Crumpet | £ 8,523,238 | |
| 4315 | Crumpet Caves | £ 4,207,952 | |
| 4316 | Crumpet Condos | £ 5,506,649 | |
| 4317 | Crumpets R Crunk | £ 15,040,978 | |
| 4318 | Crunch Co. | £ 58,329,126 | |
| 4319 | Crunch Co. 2 | £ 17,839,558 | |
| 4320 | Crunch Co. 3 | £ 4,458,354 | |
| 4321 | Crunchie | £ 543,709,831 | |
| 4322 | Crus Enterprises | £ -6,372,218 | |
| 4323 | crusader | £ 57,238,297 | |
| 4324 | Crush | £ 416,050,463 | |
| 4325 | Cryleo | £ 122,508 | |
| 4326 | Crypto City | £ 501,590,224 | |
| 4327 | Cryptocurrency | £ 46,047,362 | |
| 4328 | Crypton | £ 89,444,064 | |
| 4329 | Crystal Clear Air | £ 624,405,222 | |
| 4330 | Crystal Clear Tank | £ 11,443,957 | |
| 4331 | Csage | £ 98,162,729 | |
| 4332 | Csage2 | £ 99,621,232 | |
| 4333 | Csage3 | £ 62,852,707 | |
| 4334 | Csage4 | £ 61,364,597 | |
| 4335 | Csage5 | £ 5,402,022 | |
| 4336 | Csage6 | £ 5,502,145 | |
| 4337 | CSI | £ 7,241,053 | |
| 4338 | CSIS | £ 1,570,619 | |
| 4339 | CST Photography | £ 50,464,511 | |
| 4340 | CSTPhotography 6 | £ 20,376,078 | |
| 4341 | CSTPhotography 7 | £ 22,129,189 | |
| 4342 | CSTPhotography 8 | £ 21,863,841 | |
| 4343 | CSTPhotography2 | £ 30,989,552 | |
| 4344 | CSTPhotography3 | £ 26,100,838 | |
| 4345 | CSTPhotography4 | £ 36,737,311 | |
| 4346 | CSTPhotography5 | £ 31,737,697 | |
| 4347 | Cthulhu | £ 65,626,904 | |
| 4348 | Cthulhu Corp | £ 5,503,404 | |
| 4349 | Cthulhu Sleeps | £ 1,035,686,271 | |
| 4350 | CTI | £ 4,783,705 | |
| 4351 | CTowers | £ 5,026,966 | |
| 4352 | CTU | £ 3,183,621 | |
| 4353 | Cuba | £ 46,040,107 | |
| 4354 | Cuban Rum | £ 27,147,126 | |
| 4355 | Cube | £ 11,923,402 | |
| 4356 | Cube Inc. | £ 5,507,410 | |
| 4357 | cuberdons | £ 8,923,048 | |
| 4358 | Cubic Works | £ 7,695,062 | |
| 4359 | Cubicstan | £ 3,037,220 | |
| 4360 | Cuckoo Ltd | £ 4,991,067 | |
| 4361 | Cucumber | £ 2,007,833,792 | |
| 4362 | Cue | £ 621,309 | |
| 4363 | Cufin | £ 4,931,482 | |
| 4364 | Cullins | £ 567,512,926 | |
| 4365 | Culliver City | £ 19,474,104 | |
| 4366 | Culo | £ 54,280,976 | |
| 4367 | cult and co | £ 23,957,017 | |
| 4368 | cultural appropriation | £ 1,100,000 | |
| 4369 | Cultural Expressions | £ 167,279,109 | |
| 4370 | Cumann Luthchleas Gael | £ 5,502,913 | |
| 4371 | Cuneo | £ 57,638,840 | |
| 4372 | Cunnilingus | £ 114,231,725 | |
| 4373 | Cunnys Trading Company | £ 982,076 | |
| 4374 | Cup | £ 19,851,641 | |
| 4375 | Cup0fTea | £ 253,762,330 | |
| 4376 | Cupid Stunts PLC | £ 276,395,414 | |
| 4377 | Cups | £ 65,928,983 | |
| 4378 | Current Charges | £ 272,053,370 | |
| 4379 | Currents | £ 48,241,725 | |
| 4380 | Curry-clanRob | £ 5,507,441 | |
| 4381 | Cursed World | £ 3,320,256 | |
| 4382 | curtains | £ 297,548,191 | |
| 4383 | Curve | £ 1,327,620 | |
| 4384 | Curz Corp | £ 50,000 | |
| 4385 | Cushion | £ 40,606,248 | |
| 4386 | Cushty Son | £ 0 | |
| 4387 | Custard | £ 57,094,161 | |
| 4388 | Custard Pie | £ 668,701,487 | |
| 4389 | Cut | £ 192,062,776 | |
| 4390 | Cute Boys Dx | £ 5,861,264 | |
| 4391 | Cute Red Industries | £ 61,322,810 | |
| 4392 | Cuthberts Coachworks | £ 596,602,678 | |
| 4393 | cutter | £ 37,900,521 | |
| 4394 | Cutting Down Trees | £ 55,370,240 | |
| 4395 | cvc | £ 5,541,924 | |
| 4396 | Cwm | £ 2,355,525 | |
| 4397 | CYAfergie | £ 6,790,092 | |
| 4398 | Cyanide | £ 80,495,974 | |
| 4399 | Cyber Death | £ 125,400,697 | |
| 4400 | Cyber Sharks | £ 82,973,600 | |
