The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 1901 | AOC Ltd | £ 29,255,180 | |
| 1902 | AODComp | £ 13,921,445 | |
| 1903 | Aokigahara | £ 199,466,506 | |
| 1904 | AOL | £ 1,292,183,158 | |
| 1905 | Apache | £ 3,145 | |
| 1906 | Apalachi | £ 400 | |
| 1907 | Apathy | £ 10,262,941 | |
| 1908 | APDMC | £ 25,832,003 | |
| 1909 | Ape Axe | £ 4,202,307 | |
| 1910 | Ape N Co | £ 305,178,196 | |
| 1911 | Ape Strong | £ 16,455,745 | |
| 1912 | Aperture Inc. | £ 10,086,526 | |
| 1913 | APEX | £ 54,024,603 | |
| 1914 | Apex Legends | £ 327,407,976 | |
| 1915 | Apex Predator | £ 697,667,393 | |
| 1916 | Apex Warfare Systems | £ 29,144,147 | |
| 1917 | Aphelion Dynamics | £ 854,355 | |
| 1918 | Aphrodite | £ 99,057,040 | |
| 1919 | Apocalypse | £ 44,453,695 | |
| 1920 | apollo | £ 50,000 | |
| 1921 | ApooH | £ 18,175 | |
| 1922 | apopathodiaphulatophobie | £ 211,409,565 | |
| 1923 | aporia | £ 50,000 | |
| 1924 | Appalachia | £ 11,316,153,117 | |
| 1925 | Appeal | £ 964,637,737 | |
| 1926 | Appearance | £ 557,426,551 | |
| 1927 | Appendicitis | £ 5,237,775 | |
| 1928 | applause | £ 141,922,885 | |
| 1929 | Apple | £ 89,936,885 | |
| 1930 | Apple Inc | £ 312,518,121 | |
| 1931 | Apple Incorporated | £ 2,278,204 | |
| 1932 | Apple Picker | £ 131,354,670 | |
| 1933 | Appleblim | £ 5,505,755 | |
| 1934 | Apples | £ 76,848,756 | |
| 1935 | Apples Eye | £ 34,111,451 | |
| 1936 | Applesoft | £ 240,058 | |
| 1937 | Application | £ 415,062,416 | |
| 1938 | Applied necromancy | £ 5,021,346 | |
| 1939 | Appreciation | £ 693,474,250 | |
| 1940 | Apprentice | £ -593,546 | |
| 1941 | Approval | £ 170,912,878 | |
| 1942 | Aqualung | £ 24,046,782 | |
| 1943 | aquarian | £ 4,070,487 | |
| 1944 | Aquarius | £ 6,646,059 | |
| 1945 | Aqueous Humor | £ 4,585,201 | |
| 1946 | Aquilus Corp | £ 5,277,613 | |
| 1947 | Aquinas | £ 63,835,436 | |
| 1948 | Arabia | £ 44,953,077 | |
| 1949 | arachnophobia | £ 26,874,215 | |
| 1950 | Aragon | £ 37,113,282 | |
| 1951 | Arathorn | £ 1,312,721 | |
| 1952 | Arawn Ent | £ 93,040,323 | |
| 1953 | Arbroath Ltd | £ 4,649,836 | |
| 1954 | Arc | £ 696,199,661 | |
| 1955 | arcades | £ 266,836,580 | |
| 1956 | Arcadian | £ -27,749,317 | |
| 1957 | Arcelor Mittal | £ 5,505,445 | |
| 1958 | Arch Enemy | £ 1,163,301,095 | |
| 1959 | Archaeology | £ 365,551,200 | |
| 1960 | Archaeoloogy | £ 195,901,535 | |
| 1961 | Archangel | £ 468,958,844 | |
| 1962 | Archangelos | £ 28,357,207 | |
| 1963 | Archean Eon Art | £ 42,845,432 | |
| 1964 | Archerhopper | £ 38,424,150 | |
| 1965 | Archers | £ 349,062,295 | |
| 1966 | ArcherSaga | £ 4,222,245 | |
| 1967 | ArchFiendAndSon | £ 6,452,504 | |
| 1968 | Archie archington | £ 50,000 | |
| 1969 | Archimedes | £ 113,155,941 | |
| 1970 | Architecture | £ 452,588,369 | |
| 1971 | ArchJet Inc | £ 100,616,745 | |
| 1972 | Archspace | £ 311,662,531 | |
| 1973 | Archy Anarchy llc | £ 2,011,784 | |
| 1974 | Arctic Enema | £ 99,319,257 | |
| 1975 | ArcticMammal Inc | £ 5,319,651 | |
| 1976 | Ard Mhacha | £ 791,824,348 | |
| 1977 | are here | £ 10,956,554 | |
| 1978 | Are HUGE | £ 5,502,620 | |
| 1979 | Are Tiny | £ 5,506,461 | |
| 1980 | Area 51 | £ 303,029,820 | |
| 1981 | area51 investigations | £ 55,414,240 | |
| 1982 | Ares | £ 1,310,295,404 | |
| 1983 | Aretek Construction | £ 4,874,329 | |
| 1984 | Aretek Holdings | £ 260,665 | |
| 1985 | Aretek Industries | £ 9,246,397 | |
| 1986 | Arf | £ 217,051,455 | |
| 1987 | ArfurFuxake Industries | £ 4,414,669 | |
| 1988 | ArfurFuxake Ltd | £ 4,632,551 | |
| 1989 | Argent Moon | £ 255,397,812 | |
| 1990 | Argentina | £ 6,496,980 | |
| 1991 | Argonauts | £ 490,777,641 | |
| 1992 | Argos | £ 84,684,965 | |
| 1993 | Aria | £ 2,120,322 | |
| 1994 | Aria Resort and Casino | £ 267,071,026 | |
| 1995 | Ariosto Ltd | £ 8,863,596 | |
| 1996 | Aristocracy | £ 25,265,372 | |
| 1997 | Aristoteles | £ 102,002,089 | |
| 1998 | Arizona | £ 48,484,393 | |
| 1999 | Arjuna | £ 505,859,812 | |
| 2000 | ARK | £ 107,248,486 | |
