The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 3801 | clammys | £ 31,010 | |
| 3802 | Clandestine Ops | £ 9,642,983 | |
| 3803 | Clans | £ 322,847,271 | |
| 3804 | Clans of Scotland | £ 6,189,888 | |
| 3805 | Clarences Millions | £ 144,818,497 | |
| 3806 | ClaretAndGold | £ 5,503,516 | |
| 3807 | Clarion Ledger | £ 2,067,493 | |
| 3808 | Clarity | £ 4,120,405,105 | |
| 3809 | Clarity Web Solutions | £ 1,480,867 | |
| 3810 | clarkyCorp | £ 4,826,048 | |
| 3811 | Class | £ 552,455,421 | |
| 3812 | Class A Drugs | £ 6,237,284 | |
| 3813 | Class A Swedge | £ 109,262,865 | |
| 3814 | Class B Associates | £ 77,503,522 | |
| 3815 | Class C LTD | £ 91,308,438 | |
| 3816 | Classified | £ 562,438,738 | |
| 3817 | Claverhouse | £ 482,534,969 | |
| 3818 | Claw Hammer | £ 171,833,671 | |
| 3819 | CLAWED | £ 186,199 | |
| 3820 | Clay | £ 25,588,820 | |
| 3821 | Clayton Nuclear Systems | £ 10,738,836 | |
| 3822 | Cleaners | £ 346,993,525 | |
| 3823 | Cleanup Crew Inc | £ 12,010,478 | |
| 3824 | cleanupcrew | £ 5,500,009 | |
| 3825 | CLEAR | £ 19,007,952 | |
| 3826 | clearing wave | £ 4,941,203 | |
| 3827 | ClearWater | £ 50,000 | |
| 3828 | Cleasby co | £ 60,798,869 | |
| 3829 | Cleaving Offshore Ltd | £ 5,506,766 | |
| 3830 | Clementine | £ 119,480,884 | |
| 3831 | Clemenza | £ 300,858 | |
| 3832 | Cleveland | £ 274,388,319 | |
| 3833 | Cleveland Browns | £ 74,963,343 | |
| 3834 | Clever Names | £ 1,754,430,377 | |
| 3835 | Click | £ 5,502,877 | |
| 3836 | ClickClick | £ 3,938,259 | |
| 3837 | Cliffjumper | £ 189,583,070 | |
| 3838 | Climate | £ 56,691,374 | |
| 3839 | Climate Change | £ 331,077,204 | |
| 3840 | climber | £ 127,185,821 | |
| 3841 | CLIPPERMAN | £ 54,163,698 | |
| 3842 | Clitheroe | £ 415,850,956 | |
| 3843 | Clock | £ 5,500,868 | |
| 3844 | Clocks | £ 50,000 | |
| 3845 | Clockwork | £ 19,277,289 | |
| 3846 | Cloggs | £ 461,328,721 | |
| 3847 | Clones | £ 112,130,494 | |
| 3848 | Closeness | £ 483,867,814 | |
| 3849 | Clothing | £ 3,930,256 | |
| 3850 | Cloud | £ 39,844,708 | |
| 3851 | cloud9 | £ -123,897 | |
| 3852 | Clouds | £ 74,213,426 | |
| 3853 | cloudyyy | £ 3,872,271 | |
| 3854 | Clove Club | £ 296,641,292 | |
| 3855 | Clowd Inc. | £ 52,949,730 | |
| 3856 | CLOWN | £ 753,363 | |
| 3857 | Clown School | £ 5,327,420 | |
| 3858 | Clown Town | £ -2,009,498 | |
| 3859 | Clowns | £ 45,149,976 | |
| 3860 | club | £ 44,980,260 | |
| 3861 | Club inc | £ 388,803 | |
| 3862 | Club Music | £ 36,478,492 | |
| 3863 | Clubs | £ 134,994 | |
| 3864 | Clyde | £ 5,502,200 | |
| 3865 | Clyde Ventures | £ 65,091,418 | |
| 3866 | CMA | £ 32,179 | |
| 3867 | CMI | £ 66,993 | |
| 3868 | Co-Op | £ 109,470,329 | |
| 3869 | Co1 | £ 50,000 | |
| 3870 | Coach Purses | £ 69,514,582 | |
| 3871 | Coast toCoast | £ 227,236,801 | |
| 3872 | Coat Hanger | £ 7,408,508 | |
| 3873 | Coating | £ 470,957,791 | |
| 3874 | cob | £ 222,968,805 | |
| 3875 | Cobblers | £ 141,118,977 | |
| 3876 | Cobblewall | £ -821,738 | |
| 3877 | Cobra Dojo | £ 15,513,176 | |
| 3878 | Coca Cola | £ 65,429,607 | |
| 3879 | Coca-Cola Company | £ 7,712,659 | |
| 3880 | CocaCola | £ 1,301,308 | |
| 3881 | Cocaine | £ 180,889,260 | |
| 3882 | CocaineCowboys | £ 2,581,891 | |
| 3883 | Cockney Corporation 2 | £ -11,600 | |
| 3884 | Cockney Reds | £ 5,502,107 | |
| 3885 | Cockrels | £ 4,976,486 | |
| 3886 | Coco | £ 15,073,418 | |
| 3887 | Coco Chanel | £ 2,104,248,950 | |
| 3888 | Coco Cola Ent | £ 125,956,230 | |
| 3889 | Coco of Kolah | £ 5,508,000 | |
| 3890 | coco puffs | £ 180,895,085 | |
| 3891 | Cocoa Pops | £ 144,512,676 | |
| 3892 | Cocoa Puffs | £ 129,338,971 | |
| 3893 | Cocokolah Inc | £ 5,508,537 | |
| 3894 | CocoNuts | £ 14,254,697 | |
| 3895 | COD | £ 50,000 | |
| 3896 | Code | £ 86,558,805 | |
| 3897 | codecallers | £ 10,876,808 | |
| 3898 | Coding | £ 70,698,214 | |
| 3899 | Codswallop | £ 20,719,792 | |
| 3900 | Coffee | £ 4,447,074,726 | |
