The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 6501 | DuckTales | £ 6,833,760 | |
| 6502 | Duct Tape | £ 111,924,949 | |
| 6503 | Dude Ltd | £ 50,000 | |
| 6504 | Dudelove | £ 1,050 | |
| 6505 | Dudeoinc | £ 1,010,464 | |
| 6506 | Dudley | £ 47,108,295 | |
| 6507 | Dudley Chips | £ 651 | |
| 6508 | dudulala | £ 8,980,569 | |
| 6509 | Due Dilligence | £ 65,915,055 | |
| 6510 | Duece | £ 149,454,713 | |
| 6511 | Duff Company | £ 21,670,044 | |
| 6512 | Duke | £ 100,618,438 | |
| 6513 | Duke Elkington | £ 1,121,905,797 | |
| 6514 | Duke Nukem | £ 569,069,216 | |
| 6515 | Dukes Emporium | £ 54,510 | |
| 6516 | Dulai LTD | £ -949,678 | |
| 6517 | Dulled Senses | £ 1,573,419 | |
| 6518 | Dulux | £ 160,360,203 | |
| 6519 | Dumb | £ 80,603,224 | |
| 6520 | Dumb and Dumber | £ 77,283,532 | |
| 6521 | DumDum | £ 49,750,533 | |
| 6522 | Dumdumdum | £ 50,000 | |
| 6523 | Dummy | £ 156,639,274 | |
| 6524 | Dummy Corp | £ 64,861,850 | |
| 6525 | Dump 4851 | £ 6,713,482 | |
| 6526 | Dump Enterprises | £ 3,611,997 | |
| 6527 | Dunbar Industries | £ 4,136,033 | |
| 6528 | Dunbeath | £ 1,176,233,235 | |
| 6529 | DuncanCorp | £ 4,297,788 | |
| 6530 | Dunces | £ 247,641,772 | |
| 6531 | Dundee Linoleum Company | £ 846,209,981 | |
| 6532 | Dunder Mifflin | £ 65,033,381 | |
| 6533 | Dunder Mifflin Paper | £ 92,947 | |
| 6534 | Dune | £ 208,775,132 | |
| 6535 | Dung | £ 436,176 | |
| 6536 | Dungpants | £ 58,158,876 | |
| 6537 | dunhill | £ 62,303,832 | |
| 6538 | Dunked in tea | £ 305,770,927 | |
| 6539 | Dunkel | £ 71,050,984 | |
| 6540 | Dunky | £ 18,060,861 | |
| 6541 | Dunnet Head | £ 233,961,680 | |
| 6542 | Dunrobin Farm | £ 242,496,870 | |
| 6543 | Duper | £ 589,816 | |
| 6544 | Duplicity | £ 35,814,722 | |
| 6545 | DuracelI | £ 177,817,052 | |
| 6546 | Dural | £ 65,949,534 | |
| 6547 | Dural1 | £ 229,179,151 | |
| 6548 | durch inc | £ 74,600 | |
| 6549 | Durden | £ 7,082,440 | |
| 6550 | Durf Industries | £ 24,939,387 | |
| 6551 | Durians Escapade | £ 118,671,653 | |
| 6552 | durplepucking | £ 2,037,044 | |
| 6553 | durplingpukes | £ 5,482,742 | |
| 6554 | Dust | £ 48,684,804 | |
| 6555 | Dust2Dust | £ 5,500,518 | |
| 6556 | Dusted | £ 1,978,069 | |
| 6557 | DUSUNDS | £ 4,138,148 | |
| 6558 | dutch | £ 52,457,348 | |
| 6559 | Dutious Aphrodite | £ 5,431,062 | |
| 6560 | Duty | £ 479,961,076 | |
| 6561 | duty duty | £ 241,976 | |
| 6562 | Duzzy Fuzzy | £ -13,305 | |
| 6563 | DVB | £ 9,676,805 | |
| 6564 | DVLA | £ 5,953,275 | |
| 6565 | Dvorak | £ 475,707,264 | |
| 6566 | Dwarf Enterprises | £ 49,925 | |
| 6567 | Dwarf Society | £ 7,093,357 | |
| 6568 | Dwarf star | £ 75,618,801 | |
| 6569 | Dwarfs | £ 197,430,028 | |
| 6570 | Dwarven Demolitions | £ 174,444,003 | |
| 6571 | Dwarven Honour | £ 84,630,072 | |
| 6572 | Dwarven Industries | £ 230,985,702 | |
| 6573 | Dwarven Ingenuity | £ 81,586,312 | |
| 6574 | Dwarven Rage | £ 80,775,753 | |
| 6575 | Dwarven Strength | £ 57,392,824 | |
| 6576 | Dwarven Tenacity | £ 58,775,100 | |
| 6577 | Dwarven War Axe | £ 124,932,993 | |
| 6578 | Dwarven War Horn | £ 52,174,355 | |
| 6579 | Dwarven Warrior | £ 139,393,856 | |
| 6580 | Dwayne Pride | £ 3,226,690 | |
| 6581 | Dweeb | £ -551,344 | |
| 6582 | Dweebington | £ 3,448,172 | |
| 6583 | DWI | £ 2,198,752 | |
| 6584 | DWS Enterprise | £ -451,131 | |
| 6585 | Dwummindz | £ 6,605,920 | |
| 6586 | Dxcks | £ 6,962,746 | |
| 6587 | Dying For ME | £ 189,804,911 | |
| 6588 | Dynamic Business | £ 18,256,613 | |
| 6589 | DYNAMICHIT | £ 2,349,688 | |
| 6590 | Dynamite | £ 253,286,078 | |
| 6591 | Dynamo Chicken Kiev | £ 230,756,993 | |
| 6592 | Dynasty Warriors | £ 517,476,867 | |
| 6593 | E I O | £ 45,805,290 | |
| 6594 | E N G L A N D | £ 57,693,217 | |
| 6595 | E v o l u t i o n | £ 3,432,852,268 | |
| 6596 | E-Money | £ 58,652,856 | |
| 6597 | E-Money 1 | £ 94,235,749 | |
| 6598 | E-Type | £ 295,318,331 | |
| 6599 | E.Z.Realities | £ 12,170,543 | |
| 6600 | E12 | £ 5,505,930 | |
