The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 5001 | Dirty Tricks | £ 6,514,635 | |
| 5002 | Dirty Vibes | £ 10,946,553 | |
| 5003 | Dirty Work | £ 3,789,355 | |
| 5004 | Dirtydeals Donedirtcheap | £ 7,746,585 | |
| 5005 | DirtyDozen | £ 4,902,631 | |
| 5006 | DirtyMitch | £ 5,466,351 | |
| 5007 | DirtyTrick | £ 6,386,605 | |
| 5008 | Dis and Dat | £ 12,218,473 | |
| 5009 | Disabled Voicemail | £ 5,300,430 | |
| 5010 | Disappearing Dumplings | £ 902,846,672 | |
| 5011 | Disaronno | £ 10,962,309 | |
| 5012 | Disastaer Corp | £ 266,237 | |
| 5013 | Disaster | £ 8,569,397 | |
| 5014 | Disaster Masters Inc | £ 54,887,248 | |
| 5015 | Disaster05 | £ 50,000 | |
| 5016 | Disastour | £ 543,110 | |
| 5017 | disastrous consequences | £ -4,125,393 | |
| 5018 | Disc Industries | £ 96,043,602 | |
| 5019 | Discadium | £ 24,824,052 | |
| 5020 | Discipline | £ 2,498,275,321 | |
| 5021 | Disco | £ 128,499,183 | |
| 5022 | Discomfort | £ 15,741,147 | |
| 5023 | Discontent | £ 175,857,063 | |
| 5024 | Discovery | £ 232,273,185 | |
| 5025 | Discovery Holding Co | £ 20,676,061 | |
| 5026 | Discs | £ 125,718,320 | |
| 5027 | discus | £ 474,164,708 | |
| 5028 | Discussion | £ 293,236,510 | |
| 5029 | Discworld | £ 50,000 | |
| 5030 | Disease | £ 624,405,941 | |
| 5031 | Disgruntled Kooda | £ 1,292,803 | |
| 5032 | Disguise | £ 336,473,503 | |
| 5033 | Disguises | £ 72,705,977 | |
| 5034 | Dish | £ 60,257,155 | |
| 5035 | Dish Served Cold | £ 196,410,050 | |
| 5036 | Disinformation | £ 112,546,435 | |
| 5037 | Disney Vacations | £ 32,435,663 | |
| 5038 | Disney World | £ 5,783,818 | |
| 5039 | dispatches | £ 467,898,652 | |
| 5040 | Disposable Company 2 | £ 473,611,122 | |
| 5041 | Disrepair | £ 212,836,020 | |
| 5042 | distant | £ 29,957,189 | |
| 5043 | Distaste | £ 4,199,664 | |
| 5044 | Distillers R Us | £ 38,418,330 | |
| 5045 | Distinction | £ 549,055,322 | |
| 5046 | Distopia | £ 43,577,152 | |
| 5047 | Distributed Computing | £ 1,289,295,233 | |
| 5048 | District 1 | £ 349,409,998 | |
| 5049 | District 2 | £ 614,571,040 | |
| 5050 | District 3 | £ 380,267,917 | |
| 5051 | District 4 | £ 348,622,517 | |
| 5052 | District 5 | £ 630,537,524 | |
| 5053 | District 6 | £ 149,981,715 | |
| 5054 | District 7 | £ 413,577,671 | |
| 5055 | DitaNet | £ 42,466,451 | |
| 5056 | Dithers Doohickys | £ 4,269,242 | |
| 5057 | Diu La Sing | £ 167,396,952 | |
| 5058 | Diversify | £ 5,506,469 | |
| 5059 | Divine Corporation | £ -1,676,957 | |
| 5060 | Divine Judgment | £ 12,094,475 | |
| 5061 | Division | £ 51,421,238 | |
| 5062 | Divvy | £ 45,442,460 | |
| 5063 | Divvy001 | £ 19,356,987 | |
| 5064 | Divvy002 | £ 50,688,118 | |
| 5065 | Divvy003 | £ 53,570,857 | |
| 5066 | Divvy004 | £ 15,971,320 | |
| 5067 | Divvy005 | £ 3,310,823 | |
| 5068 | Dixie | £ 549,206,065 | |
| 5069 | Dixie Normus | £ 79,819,548 | |
| 5070 | DIY | £ 4,456,023 | |
| 5071 | Dizzie | £ 58,192,451 | |
| 5072 | dj nobbie | £ 85,823,982 | |
| 5073 | djmarch | £ 131,492,633 | |
| 5074 | Djurgarden | £ 1,224,921,350 | |
| 5075 | Djurgarden HC | £ -217,567 | |
| 5076 | DKB | £ 724,037 | |
| 5077 | DL Trading | £ 555,343 | |
| 5078 | DLDZ | £ 5,514,180 | |
| 5079 | DM Inc. | £ 144,299,932 | |
| 5080 | DNA | £ 107,155,350 | |
| 5081 | Do it | £ 50,000 | |
| 5082 | Do It Next Door | £ 7,629,451 | |
| 5083 | Do Not Go there | £ 1,748,826 | |
| 5084 | Do or Die Ltd | £ 109,818,876 | |
| 5085 | Do Your Zing | £ 204,471,611 | |
| 5086 | Do-U-In | £ 50,000 | |
| 5087 | do.this | £ 56,295,591 | |
| 5088 | doberman1 | £ 3,039,974 | |
| 5089 | Dock Green | £ 137,301,129 | |
| 5090 | Doctor Henry Kissinger | £ 576,234,831 | |
| 5091 | Doctor Who | £ 47,785,303 | |
| 5092 | Dodas | £ 49,380,763 | |
| 5093 | Dodge Tomahawk | £ 38,103,336 | |
| 5094 | Dodgy Dealings | £ 50,000 | |
| 5095 | Dodgy Flams Honest Cars | £ 6,341,582 | |
| 5096 | Dodgy GrantCorp | £ 955,874 | |
| 5097 | Dodgy Motors | £ 145,211,175 | |
| 5098 | DodgyDeals | £ 5,791,929 | |
| 5099 | Dodos | £ 2,900,000 | |
| 5100 | Doesnt Matter | £ 699,913,277 | |
