The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 801 | ac1 | £ 15,934,996 | |
| 802 | ac2 | £ 194,769 | |
| 803 | Acacia | £ 122,721,076 | |
| 804 | Academi | £ 1,575,453 | |
| 805 | Academy Awards | £ 224,700,101 | |
| 806 | Acceleration | £ 270,453,452 | |
| 807 | Access | £ 171,961,607 | |
| 808 | accident | £ 9,925,979 | |
| 809 | Accidental Pregnancy | £ 69,833,861 | |
| 810 | Accipiter Industries | £ 5,863,288 | |
| 811 | Accomplishment | £ 66,900,944 | |
| 812 | Accounts Receivable | £ 33,961,149 | |
| 813 | accredited | £ 544,232 | |
| 814 | AccuWeather | £ 14,987,721 | |
| 815 | ACDC | £ 5,379,808 | |
| 816 | Ace | £ 127,431,234 | |
| 817 | Ace Chemicals | £ 50,000 | |
| 818 | Ace Enterprise | £ 7,475,626 | |
| 819 | ACER | £ 23,860,895 | |
| 820 | Aces | £ 20,364,659 | |
| 821 | Aces and Kings | £ 479,254 | |
| 822 | aces high | £ 8,811,168 | |
| 823 | Ach | £ 551,881 | |
| 824 | Achievement Hunter | £ 119,757,493 | |
| 825 | Achievements | £ 8,970,536 | |
| 826 | Achilles | £ 1,415,775,926 | |
| 827 | Achoo | £ 1,508,186 | |
| 828 | Acid | £ 41,320,395 | |
| 829 | Acid Burn Inc. | £ 41,472,183 | |
| 830 | Acid Burn Industries | £ 22,173,762 | |
| 831 | ACJC | £ 82,839,113 | |
| 832 | ACJC1 | £ 47,277,043 | |
| 833 | ACJC2 | £ 66,745,002 | |
| 834 | ackattack | £ 3,489,893 | |
| 835 | Ackergill Tower | £ 123,910,285 | |
| 836 | ACME | £ 843,007 | |
| 837 | Acme Chemical | £ 6,646,234 | |
| 838 | AcmeCorp | £ 209,773,331 | |
| 839 | AcmeCorp2 | £ 198,806,780 | |
| 840 | AcmeCorp3 | £ 79,740,541 | |
| 841 | acompany | £ 139,155,524 | |
| 842 | Acomplishments | £ 51,854,927 | |
| 843 | Acorns | £ 486,956,472 | |
| 844 | Acquisition | £ 52,207,822 | |
| 845 | Acta Non Verba | £ 873,372,829 | |
| 846 | Action | £ 127,424,856 | |
| 847 | Action Bills | £ 3,385,558 | |
| 848 | Active Transport | £ 12,428,990 | |
| 849 | Acts | £ 242,972,770 | |
| 850 | Actual Bodily Harm | £ 691,113,982 | |
| 851 | Actus Reus | £ 219,034,102 | |
| 852 | Acuren | £ 82,932,941 | |
| 853 | AD Enterprise | £ 58,313,659 | |
| 854 | Ad infinitum | £ 4,139,046 | |
| 855 | Adamski et Co | £ 5,981,765 | |
| 856 | Adaptor | £ 468,719,768 | |
| 857 | Adblax | £ 27,121,374 | |
| 858 | Address | £ 276,429,257 | |
| 859 | ade11 | £ 56,742,497 | |
| 860 | adeadenemy | £ 82,354,784 | |
| 861 | Adelaide | £ 28,203,403 | |
| 862 | Adequate Sunscreen | £ 61,124,234 | |
| 863 | Adidas | £ 106,884,147 | |
| 864 | ADJ Inc | £ 738,110,196 | |
| 865 | Adjutant | £ 47,745,875 | |
| 866 | Admission | £ 53,350,925 | |
| 867 | Adolf Hitler | £ 332,484,264 | |
| 868 | Adrenaline | £ 223,521,672 | |
| 869 | Ads Corp | £ 26,087,383 | |
| 870 | Ads Corp 2 | £ 49,568,140 | |
| 871 | Ads Corp 3 | £ 4,139,377 | |
| 872 | Adult Entertainment | £ 2,872,194 | |
| 873 | Adult Movies | £ 101,353,700 | |
| 874 | ADV | £ 83,021,268 | |
| 875 | Advance | £ 555,968,857 | |
| 876 | Advanced Challenges | £ 8,858,556 | |
| 877 | Advanced T-1000 | £ 66,233,754 | |
| 878 | adventure | £ 305,330,102 | |
| 879 | Adventures | £ 9,128,779 | |
| 880 | AE Enterprise | £ 157,227,447 | |
| 881 | AE86 | £ 7,463,612 | |
| 882 | AeacusInc | £ 1,455,042 | |
| 883 | Aech Inc. | £ 6,485,525 | |
| 884 | Aekdb | £ 38,193,510 | |
| 885 | Aerial Bombardment | £ 409,731,601 | |
| 886 | Aeronautical Engineering | £ 50,000 | |
| 887 | Aerosols | £ 244,580,302 | |
| 888 | Aerospace | £ -4,380,198 | |
| 889 | Aerotech | £ 4,471,016 | |
| 890 | Aesir | £ 4,244,679 | |
| 891 | Aesthetics | £ 251,035,409 | |
| 892 | AF Enterprise | £ 107,985,056 | |
| 893 | AFC Kings | £ 186,865 | |
| 894 | AFC1886 | £ 2,334,358 | |
| 895 | Affairs | £ 420,409,630 | |
| 896 | Affection | £ 114,969,548 | |
| 897 | Affiliated corp | £ 223,045,832 | |
| 898 | Affirmation | £ 71,812,111 | |
| 899 | Affymetrix | £ 43,184,755 | |
| 900 | Africa | £ 103,264,929 | |
