The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 1001 | about | £ -4,565,142 | |
| 1002 | About 30 Ninjas | £ 50,000 | |
| 1003 | AboveTheRadar | £ 859,592 | |
| 1004 | Abraham | £ 280,507,438 | |
| 1005 | Abraham Lincoln | £ 390,014,584 | |
| 1006 | Abraxas | £ -635,639 | |
| 1007 | Absinthe | £ 18,107,554 | |
| 1008 | Absolute Beginner | £ 20,789,659 | |
| 1009 | Absolute Locksmiths | £ 2,211,027 | |
| 1010 | Absurdity | £ -15,777,502 | |
| 1011 | Abuse | £ 530,716,553 | |
| 1012 | Abyss | £ 82,853,525 | |
| 1013 | AC Enterprise | £ 5,541,257 | |
| 1014 | ac1 | £ 15,934,996 | |
| 1015 | ac2 | £ 194,769 | |
| 1016 | Acacia | £ 1,841,485,571 | |
| 1017 | Academi | £ 1,575,453 | |
| 1018 | Academy Awards | £ 224,700,101 | |
| 1019 | Acadia | £ 58,397,719 | |
| 1020 | ACCA LARENTIA | £ 13,189,743 | |
| 1021 | Acceleration | £ 270,453,452 | |
| 1022 | Access | £ 171,961,607 | |
| 1023 | Accessibility | £ 39,442,081 | |
| 1024 | accident | £ 14,815,565 | |
| 1025 | Accidental Pregnancy | £ 69,833,861 | |
| 1026 | Accipiter Industries | £ 5,863,288 | |
| 1027 | Accomplished | £ 106,712,626 | |
| 1028 | Accomplishment | £ 81,614,640 | |
| 1029 | Account | £ 101,802,268 | |
| 1030 | accounting | £ 698,057,732 | |
| 1031 | Accounts Receivable | £ 33,961,149 | |
| 1032 | accredited | £ 544,232 | |
| 1033 | AccuWeather | £ 14,987,721 | |
| 1034 | ACDC | £ 5,379,808 | |
| 1035 | Ace | £ 221,585,764 | |
| 1036 | Ace Chemicals | £ 50,000 | |
| 1037 | Ace Enterprise | £ 7,900,293 | |
| 1038 | Ace Enterprises | £ -312,811 | |
| 1039 | Ace Enterprises II | £ 1,257,669 | |
| 1040 | Ace Enterprises III | £ 823,026 | |
| 1041 | Ace Enterprises IV | £ 5,789 | |
| 1042 | Ace Enterprises V | £ 931,165 | |
| 1043 | ACER | £ 23,860,895 | |
| 1044 | Aces | £ 20,364,659 | |
| 1045 | Aces and Kings | £ 479,254 | |
| 1046 | aces high | £ 8,811,168 | |
| 1047 | Acetylic | £ 38,695,432 | |
| 1048 | Ach | £ 551,881 | |
| 1049 | Achievement Hunter | £ 119,757,493 | |
| 1050 | Achievements | £ 8,970,536 | |
| 1051 | Achilles | £ 1,622,775,926 | |
| 1052 | Achoo | £ 1,508,186 | |
| 1053 | Acid | £ 41,320,395 | |
| 1054 | Acid Burn Inc. | £ 41,472,183 | |
| 1055 | Acid Burn Industries | £ 22,173,762 | |
| 1056 | ACJC | £ 82,839,113 | |
| 1057 | ACJC1 | £ 47,277,043 | |
| 1058 | ACJC2 | £ 66,745,002 | |
| 1059 | ackattack | £ 3,489,893 | |
| 1060 | Ackergill Tower | £ 1,198,751,555 | |
| 1061 | ACME | £ 843,007 | |
| 1062 | Acme Chemical | £ 6,646,234 | |
| 1063 | Acme Inc. | £ -5,717 | |
| 1064 | Acme Trading | £ 4,227,885 | |
| 1065 | AcmeCorp | £ 209,773,331 | |
| 1066 | AcmeCorp2 | £ 198,806,780 | |
| 1067 | AcmeCorp3 | £ 79,740,541 | |
| 1068 | acompany | £ 139,155,524 | |
| 1069 | Acomplishments | £ 51,854,927 | |
| 1070 | Acorns | £ 486,956,472 | |
| 1071 | AcquireOz Inc. | £ 4,533,657 | |
| 1072 | Acquisition | £ 52,207,822 | |
| 1073 | Acquisitional Inc. | £ 4,647,616 | |
| 1074 | Acquisitions | £ 1,520,752,741 | |
| 1075 | Acta Non Verba | £ 873,372,829 | |
| 1076 | Action | £ 127,424,856 | |
| 1077 | Action Bills | £ 3,385,558 | |
| 1078 | Active Transport | £ 12,428,990 | |
| 1079 | Acts | £ 295,829,499 | |
| 1080 | ActuaI Bodily Harm | £ 452,191,380 | |
| 1081 | Actual Bodily Harm | £ 865,077,982 | |
| 1082 | Actus Reus | £ 219,034,102 | |
| 1083 | Acuren | £ 82,932,941 | |
| 1084 | AD Enterprise | £ 133,406,886 | |
| 1085 | Ad infinitum | £ -7,116,402 | |
| 1086 | Adamski et Co | £ 5,981,765 | |
| 1087 | Adaptation | £ 101,077,596 | |
| 1088 | Adaptor | £ 468,719,768 | |
| 1089 | Adblax | £ 27,121,374 | |
| 1090 | Addiction | £ 334,812,000 | |
| 1091 | Addicts | £ 2,073,545,209 | |
| 1092 | Address | £ 276,429,257 | |
| 1093 | ade11 | £ 56,742,497 | |
| 1094 | adeadenemy | £ 82,354,784 | |
| 1095 | Adelaide | £ 28,203,403 | |
| 1096 | Adidas | £ 106,884,147 | |
| 1097 | ADJ Inc | £ 738,110,196 | |
| 1098 | Adjutant | £ 47,745,875 | |
| 1099 | Admission | £ 53,350,925 | |
| 1100 | ADMM-Plus | £ 182,921,123 | |
