The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 1701 | Attraction | £ 202,496,355 | |
| 1702 | Attractions | £ 1,147,883 | |
| 1703 | Attrition | £ 354,464,949 | |
| 1704 | Auchtermuchty | £ 341,854,396 | |
| 1705 | Auction Hunters | £ 1,170,573,030 | |
| 1706 | Audemars Piguet | £ 62,600,657 | |
| 1707 | Audi | £ 5,741,346 | |
| 1708 | Audio Creme Ltd | £ 812,941 | |
| 1709 | Audioholic | £ 9,018,590,651 | |
| 1710 | Audrey Hepburn | £ 2,877,878,656 | |
| 1711 | August | £ 101,473,130 | |
| 1712 | Auld Lang Syne | £ 178,765,069 | |
| 1713 | Auld Reekie | £ 1,322,058,057 | |
| 1714 | Aunty Gene | £ 1,095,020,205 | |
| 1715 | Aurelis | £ 50,000 | |
| 1716 | Aurora Borealis | £ 1,205,553,729 | |
| 1717 | Aurora Excalibur | £ 57,084,486 | |
| 1718 | Auscorp | £ -9,296 | |
| 1719 | AusPacific | £ 11,970,178 | |
| 1720 | Austin | £ 97,852,964 | |
| 1721 | Austin Powers | £ 57,401,544 | |
| 1722 | Australia | £ 284,273,031 | |
| 1723 | Austria | £ 48,118,690 | |
| 1724 | Authority | £ 75,753,853 | |
| 1725 | autobots | £ 34,671,715 | |
| 1726 | Autobots85 | £ 158,997,989 | |
| 1727 | Automated | £ 4,122,784 | |
| 1728 | Automedon Enterprises | £ 1,352,625 | |
| 1729 | Autumn leaves | £ 460,495,513 | |
| 1730 | AVALANCHE | £ 5,070,012 | |
| 1731 | Avalon | £ 114,526,192 | |
| 1732 | Avalon Ent | £ 103,437,987 | |
| 1733 | Avarice | £ 1,847,427,982 | |
| 1734 | avenger | £ 33,951,758 | |
| 1735 | avengers | £ 179,656,180 | |
| 1736 | Avenging Enterprise | £ 4,124,870 | |
| 1737 | avenue | £ 111,343,301 | |
| 1738 | Average Joes | £ 36,090,897 | |
| 1739 | Averages | £ 955,942,520 | |
| 1740 | Averted | £ 4,617,680 | |
| 1741 | Aviation | £ 92,288,316 | |
| 1742 | Aviator Brew Co. | £ 7,898,617 | |
| 1743 | Avion | £ 1,630,456 | |
| 1744 | Avocado | £ 5,509,304 | |
| 1745 | Avoiding Tax | £ 2,079,775,465 | |
| 1746 | awakenings | £ 45,249,454 | |
| 1747 | awards | £ 1,410,802 | |
| 1748 | Awareness | £ 14,635,835 | |
| 1749 | away | £ 436,622,634 | |
| 1750 | Away Games | £ 85,109,642 | |
| 1751 | Awe | £ 5,041,709 | |
| 1752 | Awesome | £ 4,168,287 | |
| 1753 | Awesome Express | £ 137,661,068 | |
| 1754 | Awesome Inc. | £ 5,134,336 | |
| 1755 | AWOL | £ 215,855,961 | |
| 1756 | Awsome | £ 310,070,037 | |
| 1757 | Awsome County | £ 3,946,422 | |
| 1758 | Axe Apollo | £ 80,888,476 | |
| 1759 | Axid | £ 118,100,002 | |
| 1760 | Axiom | £ 13,466,393 | |
| 1761 | Axos | £ 78,182,940 | |
| 1762 | Ay Caramba Kid | £ 689,143,633 | |
| 1763 | Aybara | £ 5,838,485 | |
| 1764 | Aylomen Industries | £ 1,448,558 | |
| 1765 | Ayr Co. | £ -1,185,301 | |
| 1766 | AZ Enterprise | £ 3,940,624 | |
| 1767 | AZ Farm | £ -110,776 | |
| 1768 | AZ Farm 2 | £ 4,549,017 | |
| 1769 | AZ Farm 3 | £ 4,484,128 | |
| 1770 | Azetec | £ 2,509,093 | |
| 1771 | Azkaban | £ 247,656,401 | |
| 1772 | Azrael K Ringwood | £ 266,363,189 | |
| 1773 | aztec 2 inc | £ 34,390,202 | |
| 1774 | aztec 4 | £ 52,828,761 | |
| 1775 | aztec 5 | £ 4,885,910 | |
| 1776 | aztec 6 | £ 10,582,931 | |
| 1777 | aztec 8 | £ 3,882,897 | |
| 1778 | Aztec Empire | £ 963,735,553 | |
| 1779 | aztec inc | £ 78,758,655 | |
| 1780 | aztec inc 3 | £ 23,303,446 | |
| 1781 | aztec inc1 | £ 35,796,274 | |
| 1782 | Aztec Warfare | £ 138,333,540 | |
| 1783 | azzcorp | £ 25,116 | |
| 1784 | Azzinoth | £ 4,178,815 | |
| 1785 | Azzurro | £ 1,130,339 | |
| 1786 | B 2 Spirit | £ 18,796,734 | |
| 1787 | B A S E | £ 68,007,106 | |
| 1788 | B and B Enterprises | £ 4,729,412 | |
| 1789 | B Incorporated | £ 4,509,568 | |
| 1790 | B-52 | £ 4,888,183 | |
| 1791 | B-52 Stealth Bomber | £ 41,213,933 | |
| 1792 | B-52 Stealth Bomber 2 | £ 50,000 | |
| 1793 | B-RedJohn | £ 50,000 | |
| 1794 | B.A.E Systems | £ -766,012 | |
| 1795 | B.A.U | £ 14,221,700 | |
| 1796 | B.O | £ 1,289,709 | |
| 1797 | B.O.O.M | £ 4,863,247 | |
| 1798 | B.U.R.N | £ 43,937,474 | |
| 1799 | b00tINC | £ 11,214,461 | |
| 1800 | B01 | £ 657,408 | |
