The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 4001 | Cows Milk | £ 95,343,448 | |
| 4002 | Cox Group | £ 5,779,023 | |
| 4003 | Coy1 | £ 7,969,444 | |
| 4004 | Coy2 | £ 8,109,641 | |
| 4005 | Coy3 | £ 8,054,679 | |
| 4006 | Coy4 | £ 7,768,885 | |
| 4007 | Cozzyland | £ 84,241,789 | |
| 4008 | CO_OP | £ 78,121 | |
| 4009 | CQC | £ 54,443,115 | |
| 4010 | Crab | £ 1,157,420,736 | |
| 4011 | Crack | £ 279,007,678 | |
| 4012 | Crack the Sky | £ 4,871,063 | |
| 4013 | cracked | £ 193,090,782 | |
| 4014 | Crackers | £ 222,095,287 | |
| 4015 | Crackity Jones | £ 96,175,596 | |
| 4016 | crackle | £ 1,695,860 | |
| 4017 | crackpenguin | £ 5,226,551 | |
| 4018 | Craft | £ 58,495,770 | |
| 4019 | Craft Breweries Beer | £ 935,972 | |
| 4020 | crag corps | £ 19,034,603 | |
| 4021 | Crankshaft | £ -2,067,673 | |
| 4022 | Crap | £ 226,053,831 | |
| 4023 | Crap Inc | £ 126,801,616 | |
| 4024 | Crapola | £ 4,324,875 | |
| 4025 | CrashOveryde Systems Inc | £ 88,992,907 | |
| 4026 | Crayon Ink | £ 5,620,400 | |
| 4027 | Crayon Inkorporated | £ 4,477,793 | |
| 4028 | Crazy | £ 15,502,838 | |
| 4029 | Crazy Circus | £ 35,229,359 | |
| 4030 | crazy circus 2 | £ 76,970,314 | |
| 4031 | Crazy Corp | £ 132,376,908 | |
| 4032 | Crazy Harry | £ 40,310,138 | |
| 4033 | Crazy in Love | £ 70,780,941 | |
| 4034 | Crazy Inc. | £ 3,782,404 | |
| 4035 | Crazy LAB | £ 7,760,196 | |
| 4036 | Crazy Panda | £ 4,962,214 | |
| 4037 | Crazy Racing Team | £ 39,894,276 | |
| 4038 | Crazy Town | £ 4,823,964 | |
| 4039 | Crazyman | £ 5,764,646 | |
| 4040 | Cream | £ 55,075,144 | |
| 4041 | Cream Crackers | £ 2,378,425 | |
| 4042 | Cream Jockey | £ 232,695,372 | |
| 4043 | Cream Pie | £ 110,263,034 | |
| 4044 | Cream Pies | £ -5,875,341 | |
| 4045 | Cream With Pie | £ 17,931,947 | |
| 4046 | CreamCheese | £ 50,000 | |
| 4047 | Creame | £ 103,277,934 | |
| 4048 | Creating Comps | £ 319,004,528 | |
| 4049 | Creation | £ 1,341,427,327 | |
| 4050 | Creative Criminals | £ 6,688,482 | |
| 4051 | Creative Enterprises | £ 54,729,913 | |
| 4052 | creative waze | £ 55,678,275 | |
| 4053 | Creativity R Us | £ 76,260,472 | |
| 4054 | Credit Card | £ 5,481,406 | |
| 4055 | Credit Card Cash Advance | £ 403,227,743 | |
| 4056 | Credit Card II | £ 8,172,838 | |
| 4057 | Credit Suisse | £ 2,384,519,196 | |
| 4058 | Credo | £ 91,211 | |
| 4059 | creed | £ 43,205,227 | |
| 4060 | creep | £ 38,313,807 | |
| 4061 | Creepers | £ 7,747,497 | |
| 4062 | Creeping Jesus | £ 25,940,698 | |
| 4063 | Creme Eggs | £ 364,249,106 | |
| 4064 | crenshaw | £ 5,513,581 | |
| 4065 | Crew | £ 6,423,453 | |
| 4066 | Crew 2 | £ 394,037,813 | |
| 4067 | Crew 3 | £ 28,029,709 | |
| 4068 | Crew 4 | £ 55,735,010 | |
| 4069 | Crew 5 | £ 360,569,494 | |
| 4070 | Crew 6 | £ 105,615,183 | |
| 4071 | Crew forever | £ 593,560,597 | |
| 4072 | Crew has arrived | £ 1,521,946 | |
| 4073 | Crew Returns | £ 22,529,577 | |
| 4074 | Cricket | £ 136,641,134 | |
| 4075 | Crime | £ 128,397,662 | |
| 4076 | Crimestoppers | £ 43,556,328 | |
| 4077 | Criminal Activities | £ 8,878,677 | |
| 4078 | Criminal Mischief | £ 57,511,475 | |
| 4079 | Criminal Records | £ 2,881,821 | |
| 4080 | Crimson Blood | £ 158,270 | |
| 4081 | Crimson Land Enterprises | £ 5,390,702 | |
| 4082 | Crimson Rain Enterprises | £ 5,501,436 | |
| 4083 | Crimson Seas Enterprises | £ 12,178,266 | |
| 4084 | Crimson Shade Ent. | £ 1,051,348 | |
| 4085 | Crimson Sky Enterprises | £ 16,424,281 | |
| 4086 | CrimsonPride | £ 33,395,984 | |
| 4087 | Cripple Mr Onion | £ 3,972,900 | |
| 4088 | Crispgreen | £ -19,376,181 | |
| 4089 | Crisps | £ 130,991,596 | |
| 4090 | Crispy | £ 4,099,441 | |
| 4091 | CRISPY BACON | £ 22,156,398 | |
| 4092 | Crispy Dead Animals | £ 46,059,718 | |
| 4093 | crispyes | £ 43,969 | |
| 4094 | crispygreen | £ 35,875,524 | |
| 4095 | cristatus | £ 88,733,737 | |
| 4096 | CristinaDavid | £ -3,565,563 | |
| 4097 | Critical | £ 1,069,391 | |
| 4098 | Criticism | £ 59,380,160 | |
| 4099 | Critics | £ 1,095,523 | |
| 4100 | Criticz | £ 1,636,161 | |
