The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 3901 | Clans | £ 322,847,271 | |
| 3902 | Clans of Scotland | £ 491,180,760 | |
| 3903 | Clarences Millions | £ 135,441,193 | |
| 3904 | ClaretAndGold | £ 5,503,516 | |
| 3905 | Clarion Ledger | £ 2,067,493 | |
| 3906 | Clarity | £ 4,120,405,105 | |
| 3907 | Clarity Web Solutions | £ 1,480,867 | |
| 3908 | clarkyCorp | £ 4,826,048 | |
| 3909 | Class | £ 552,455,421 | |
| 3910 | Class A Drugs | £ 6,237,284 | |
| 3911 | Class A Swedge | £ 109,262,865 | |
| 3912 | Class B Associates | £ 77,503,522 | |
| 3913 | Class C LTD | £ 91,308,438 | |
| 3914 | Classified | £ 562,438,738 | |
| 3915 | Claverhouse | £ 482,534,969 | |
| 3916 | Claw Hammer | £ 171,833,671 | |
| 3917 | CLAWED | £ 186,199 | |
| 3918 | Clay | £ 25,588,820 | |
| 3919 | Clayton Nuclear Systems | £ 10,738,836 | |
| 3920 | Clean-Up Crew | £ 48,238,560 | |
| 3921 | Cleaners | £ 346,993,525 | |
| 3922 | Cleanup Crew Inc | £ 12,010,478 | |
| 3923 | cleanupcrew | £ 5,500,009 | |
| 3924 | CLEAR | £ 19,007,952 | |
| 3925 | clearing wave | £ 4,941,203 | |
| 3926 | ClearWater | £ 50,000 | |
| 3927 | Cleasby co | £ 60,798,869 | |
| 3928 | Cleaving Offshore Ltd | £ 5,506,766 | |
| 3929 | Clementine | £ 119,480,884 | |
| 3930 | Clemenza | £ 300,858 | |
| 3931 | Cleveland | £ 274,388,319 | |
| 3932 | Cleveland Browns | £ 74,963,343 | |
| 3933 | Clever Names | £ 2,104,584,641 | |
| 3934 | Click | £ 5,502,877 | |
| 3935 | ClickClick | £ 3,938,259 | |
| 3936 | Cliffjumper | £ 189,583,070 | |
| 3937 | Climate | £ 56,691,374 | |
| 3938 | Climate Change | £ 331,077,204 | |
| 3939 | climber | £ 127,185,821 | |
| 3940 | CLIPPERMAN | £ 54,163,698 | |
| 3941 | Clitheroe | £ 415,850,956 | |
| 3942 | Clobber | £ 119,020,836 | |
| 3943 | Clock | £ 5,500,868 | |
| 3944 | Clocks | £ 50,000 | |
| 3945 | Clockwork | £ 19,277,289 | |
| 3946 | Cloggs | £ 461,328,721 | |
| 3947 | Clones | £ 112,130,494 | |
| 3948 | Closeness | £ 483,867,814 | |
| 3949 | Clothing | £ 3,930,256 | |
| 3950 | Cloud | £ 39,844,708 | |
| 3951 | cloud9 | £ -123,897 | |
| 3952 | Clouds | £ 74,213,426 | |
| 3953 | cloudyyy | £ 3,872,271 | |
| 3954 | Clove Club | £ 296,641,292 | |
| 3955 | Clowd Inc. | £ 52,949,730 | |
| 3956 | CLOWN | £ 753,363 | |
| 3957 | Clown School | £ 5,327,420 | |
| 3958 | Clown Town | £ -2,009,498 | |
| 3959 | Clowns | £ 45,149,976 | |
| 3960 | club | £ 206,952,729 | |
| 3961 | Club inc | £ 388,803 | |
| 3962 | Club Music | £ 36,478,492 | |
| 3963 | Clubs | £ 134,994 | |
| 3964 | Clyde | £ 5,502,200 | |
| 3965 | Clyde Ventures | £ 65,091,418 | |
| 3966 | CMA | £ 32,179 | |
| 3967 | CMI | £ 66,993 | |
| 3968 | Co-Op | £ 109,470,329 | |
| 3969 | Co1 | £ 50,000 | |
| 3970 | Coach Purses | £ 69,514,582 | |
| 3971 | Coast toCoast | £ 227,236,801 | |
| 3972 | Coat Hanger | £ 7,408,508 | |
| 3973 | Coating | £ 470,957,791 | |
| 3974 | cob | £ 222,968,805 | |
| 3975 | Cobblers | £ 141,118,977 | |
| 3976 | Cobblewall | £ -821,738 | |
| 3977 | Cobra Dojo | £ 11,458,879 | |
| 3978 | Coca Cola | £ 65,429,607 | |
| 3979 | Coca-Cola Company | £ 7,712,659 | |
| 3980 | CocaCola | £ 1,301,308 | |
| 3981 | Cocaine | £ 180,889,260 | |
| 3982 | CocaineCowboys | £ 2,581,891 | |
| 3983 | Cockney Corporation 2 | £ -11,600 | |
| 3984 | Cockney Reds | £ 5,502,107 | |
| 3985 | Cockrels | £ 4,976,486 | |
| 3986 | Coco | £ 15,073,418 | |
| 3987 | Coco Chanel | £ 2,104,248,950 | |
| 3988 | Coco Cola Ent | £ 125,956,230 | |
| 3989 | Coco of Kolah | £ 5,508,000 | |
| 3990 | coco puffs | £ 182,659,090 | |
| 3991 | Cocoa Pops | £ 144,512,676 | |
| 3992 | Cocoa Puffs | £ 124,299,882 | |
| 3993 | Cocokolah Inc | £ 5,508,537 | |
| 3994 | CocoNuts | £ 14,254,697 | |
| 3995 | COD | £ 50,000 | |
| 3996 | Code | £ 86,558,805 | |
| 3997 | codecallers | £ 10,876,808 | |
| 3998 | Coding | £ 70,698,214 | |
| 3999 | Codswallop | £ 20,719,792 | |
| 4000 | Coffee | £ 4,453,742,333 | |
