The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 4901 | Claverhouse | £ 482,534,969 | |
| 4902 | Claw Hammer | £ 171,833,671 | |
| 4903 | Clay | £ 25,588,820 | |
| 4904 | Clayton Nuclear Systems | £ 10,738,836 | |
| 4905 | Clean-Up Crew | £ 48,238,560 | |
| 4906 | Cleaners | £ 422,385,048 | |
| 4907 | cleanupcrew | £ 5,500,009 | |
| 4908 | CLEAR | £ 19,007,952 | |
| 4909 | Clear Creek | £ 212,731,716 | |
| 4910 | clearing wave | £ 4,941,203 | |
| 4911 | ClearWater | £ 50,000 | |
| 4912 | Cleasby co | £ 60,798,869 | |
| 4913 | Cleaving Offshore Ltd | £ 5,506,766 | |
| 4914 | Clementine | £ 119,480,884 | |
| 4915 | Clemenza | £ 300,858 | |
| 4916 | Cleveland | £ 274,388,319 | |
| 4917 | Cleveland Browns | £ 77,283,548 | |
| 4918 | Clever Names | £ 2,111,897,478 | |
| 4919 | Cleyra | £ 58,482,880 | |
| 4920 | Click | £ 5,502,877 | |
| 4921 | ClickClick | £ 3,938,259 | |
| 4922 | Cliffjumper | £ 189,583,070 | |
| 4923 | Climate | £ 184,200,853 | |
| 4924 | Climate Change | £ 322,888,160 | |
| 4925 | climber | £ 127,185,821 | |
| 4926 | CLIPPERMAN | £ 57,055,407 | |
| 4927 | Clitheroe | £ 415,850,956 | |
| 4928 | Clobber | £ 131,272,819 | |
| 4929 | clobber2 | £ 2,206,865 | |
| 4930 | Clock | £ 5,500,868 | |
| 4931 | Clocks | £ 50,000 | |
| 4932 | Clockwork Nexus | £ 4,251,012 | |
| 4933 | Cloggs | £ 2,840,593,717 | |
| 4934 | Clone Wars Co. | £ 4,237,523 | |
| 4935 | Clones | £ 112,130,494 | |
| 4936 | Closeness | £ 483,867,814 | |
| 4937 | Clothing | £ 3,930,256 | |
| 4938 | Cloud | £ 39,844,708 | |
| 4939 | Clouds | £ 74,213,426 | |
| 4940 | cloudyyy | £ 3,872,271 | |
| 4941 | Clove Club | £ 296,641,292 | |
| 4942 | Cloven Hooves | £ 103,118,487 | |
| 4943 | Clowd Inc. | £ 52,949,730 | |
| 4944 | Clown School | £ 5,327,420 | |
| 4945 | Clown Town | £ -2,009,498 | |
| 4946 | Clowns | £ 45,149,976 | |
| 4947 | ClownsRfun | £ 21,446,367 | |
| 4948 | club | £ 515,017,210 | |
| 4949 | Club inc | £ 388,803 | |
| 4950 | Club Tropicana | £ 830,600,978 | |
| 4951 | Clubs | £ 134,994 | |
| 4952 | Cluedo | £ 4,906,330,896 | |
| 4953 | Clunge Enterprises | £ 1,967,611 | |
| 4954 | ClusterFartIndustries | £ 37,642,564 | |
| 4955 | ClusterShartIndustries | £ 43,326,345 | |
| 4956 | ClusterSmookIndustries | £ 31,878,337 | |
| 4957 | ClusterSmuckIndustries | £ 26,628,058 | |
| 4958 | ClusterSmutIndustries | £ 9,881,389 | |
| 4959 | Clyde | £ 8,695,607 | |
| 4960 | CMA | £ 32,179 | |
| 4961 | CMI | £ 66,993 | |
| 4962 | CMStu | £ 187,775 | |
| 4963 | Co-Op | £ 228,747,203 | |
| 4964 | Co-Operative | £ 1,439,413 | |
| 4965 | Co1 | £ 50,000 | |
| 4966 | CO2 | £ 3,507,780,268 | |
| 4967 | CO3 | £ 4,340,673,739 | |
| 4968 | Coach Purses | £ 69,514,582 | |
| 4969 | Coast toCoast | £ 227,236,801 | |
| 4970 | Coat Hanger | £ 21,523,460 | |
| 4971 | Coating | £ 470,957,791 | |
| 4972 | cob | £ 222,968,805 | |
| 4973 | Cobblers | £ 141,118,977 | |
| 4974 | Cobblewall | £ -821,738 | |
| 4975 | Cobra Dojo | £ 13,639,129 | |
| 4976 | Coca Cola | £ 65,429,607 | |
| 4977 | Coca-Cola Company | £ 7,712,659 | |
| 4978 | CocaCola | £ 1,301,308 | |
| 4979 | Cocaine | £ 298,622,868 | |
| 4980 | CocaineCowboys | £ 2,581,891 | |
| 4981 | Cock Blocked | £ 34,941,635 | |
| 4982 | Cockermouth | £ 350,000 | |
| 4983 | Cockney corporation 3 | £ 28,108,729 | |
| 4984 | Cockney Corporation 4 | £ 53,944,040 | |
| 4985 | Cockrels | £ 4,976,486 | |
| 4986 | Cockroach city | £ -5,701,427 | |
| 4987 | Coco | £ 28,629,337 | |
| 4988 | Coco Cat | £ 49,171,407 | |
| 4989 | Coco Chanel | £ 2,218,060,286 | |
| 4990 | Coco of Kolah | £ 5,508,000 | |
| 4991 | Cocoa Puffs | £ 75,511,186 | |
| 4992 | Cocokolah Inc | £ 5,508,537 | |
| 4993 | Coconut Airways | £ 41,125,864 | |
| 4994 | CocoNuts | £ 14,254,697 | |
| 4995 | COD | £ 50,000 | |
| 4996 | Code | £ 231,718,147 | |
| 4997 | code blue | £ -385,568 | |
| 4998 | Code Green | £ 1,479,450 | |
| 4999 | codecallers | £ 10,876,808 | |
| 5000 | Coding | £ 85,779,118 | |
