The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 6801 | DGX | £ 1,785,302 | |
| 6802 | Dhoby | £ 2,163,275 | |
| 6803 | Dhoom | £ 376,460,765 | |
| 6804 | Diabetos | £ 67,147,897 | |
| 6805 | Diablo | £ 160,995,703 | |
| 6806 | Diablo 2 | £ 89,849,507 | |
| 6807 | Diablo 3 | £ 275,738,000 | |
| 6808 | Diablo 4 | £ 101,257,452 | |
| 6809 | Diacetylmorphine | £ 9,485,366 | |
| 6810 | Diagons | £ 80,731,407 | |
| 6811 | Diamon | £ 434,824,128 | |
| 6812 | Diamond | £ 690,766,881 | |
| 6813 | Diamond Core | £ 74,149,875 | |
| 6814 | Diamond Eyes | £ 202,378,143 | |
| 6815 | Diamond Freeze | £ 99,688,671 | |
| 6816 | Diamond Hand Gang | £ 159,416,080 | |
| 6817 | Diamond Imports | £ 5,511,614 | |
| 6818 | diamond life co | £ 140,016 | |
| 6819 | Diapers | £ 225,608,035 | |
| 6820 | Diarrhoea | £ 161,318,087 | |
| 6821 | Dibbleys Dosh | £ 14,031,779 | |
| 6822 | Dibbleys Dosh 2 | £ 10,022,479 | |
| 6823 | Dibley | £ 225,450,080 | |
| 6824 | Dibo Desire | £ 21,591,663 | |
| 6825 | Dice | £ 5,504,053 | |
| 6826 | Dice Productions | £ 56,932,863 | |
| 6827 | Dice Productions 2 | £ 52,863,275 | |
| 6828 | Dick Hard | £ 6,713,550 | |
| 6829 | Dickering | £ 4,008,549,110 | |
| 6830 | Dickolas Corp | £ 415,479 | |
| 6831 | Dickory Dock | £ 4,973,159 | |
| 6832 | Dictatorship | £ 3,087,138 | |
| 6833 | Did I Do That | £ 38,902,450 | |
| 6834 | Diddled | £ 89,619,931 | |
| 6835 | Diddler Dumb | £ 5,266,418 | |
| 6836 | Diddler Richees | £ 11,042,193 | |
| 6837 | Diddley-Squat | £ 79,864,147 | |
| 6838 | Diddly Squat Farm | £ 47,876,905 | |
| 6839 | Diddy and Roman Inc | £ 4,693,747 | |
| 6840 | Diddy Party | £ 2,207,445 | |
| 6841 | dide | £ 17,057 | |
| 6842 | didi | £ 1,097,314 | |
| 6843 | Didildedo | £ 5,541,977 | |
| 6844 | Didnt know it | £ 35,082,466 | |
| 6845 | Die another day | £ 8,455,608 | |
| 6846 | Die Hard | £ 53,388,730 | |
| 6847 | Die Hard with a Vengean | £ 36,747,991 | |
| 6848 | diediedie | £ 1,804 | |
| 6849 | diefast | £ -2,058,629 | |
| 6850 | Diego | £ 10,957,641 | |
| 6851 | Diep Plc | £ 50,000 | |
| 6852 | diesel mechanic | £ 8,647,306 | |
| 6853 | diesel nation | £ -106,147 | |
| 6854 | Different Colours | £ 196,726,486 | |
| 6855 | Different Companies | £ 10,951,267 | |
| 6856 | Diffusion | £ 13,451,380 | |
| 6857 | Dig Um Deep | £ 8,084,155 | |
| 6858 | Digby | £ 3,550,423 | |
| 6859 | Digestion Savings | £ 106,927,913 | |
| 6860 | Digestives | £ 10,312,483 | |
| 6861 | Digger | £ 4,280,248 | |
| 6862 | Diggers | £ 123,052,595 | |
| 6863 | Digital Backpack | £ 54,293,150 | |
| 6864 | digital currency | £ 51,220,794 | |
| 6865 | Digital Holocaust | £ 124,813,614 | |
| 6866 | Digitigradient | £ 48,579,834 | |
| 6867 | DigKwee | £ 115,416 | |
| 6868 | DigPenguin N Pylsur Co | £ 50,000 | |
| 6869 | Dikson | £ 1,081,448 | |
| 6870 | Dildos and Thimbles | £ 907,449 | |
| 6871 | DILLIGAF INC | £ 1,027,492 | |
| 6872 | Dillons | £ 11,045,753 | |
| 6873 | Dim Pixles | £ 103,401,222 | |
| 6874 | Dim Sum | £ 69,345,301 | |
| 6875 | Dimes | £ 412,987 | |
| 6876 | Dimms Dale Dimmadome | £ 108,256,803 | |
| 6877 | Dimmsdale Dimmadome | £ 50,432,803 | |
| 6878 | Din Tai Fung | £ 61,173,835 | |
| 6879 | ding | £ 56,025,272 | |
| 6880 | Ding Ding | £ 59,423,258 | |
| 6881 | Ding Dond | £ 34,741,414 | |
| 6882 | Ding dong | £ -6,131,109 | |
| 6883 | Ding Dong Ding | £ 5,206,124 | |
| 6884 | DingDing | £ 486,642 | |
| 6885 | DingDongs | £ 11,390,477 | |
| 6886 | Dinger Industries | £ 5,502,030 | |
| 6887 | Dingle Enterprises | £ 5,507,421 | |
| 6888 | Dingleberries | £ 50,000 | |
| 6889 | Dingy | £ 20,863,282 | |
| 6890 | Dinosaurs | £ 56,182,901 | |
| 6891 | Dintotron | £ 60,879,790 | |
| 6892 | Diomedes | £ 59,873,726 | |
| 6893 | Dionysus | £ 57,084,206 | |
| 6894 | Dior | £ 539,841,261 | |
| 6895 | Dip N Dots | £ 50,000 | |
| 6896 | Diplomatico | £ 51,564,552 | |
| 6897 | dipsy | £ 6,304,806 | |
| 6898 | Dire Incorporated | £ 4,612,359 | |
| 6899 | Direct Current | £ 10,011,336 | |
| 6900 | Direction | £ 264,955,395 | |
