The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 6301 | Diamon | £ 434,824,128 | |
| 6302 | Diamond | £ 690,766,881 | |
| 6303 | Diamond Core | £ 74,149,875 | |
| 6304 | Diamond Eyes | £ 202,378,143 | |
| 6305 | Diamond Freeze | £ 99,688,671 | |
| 6306 | Diamond Hand Gang | £ 136,018,589 | |
| 6307 | Diamond Imports | £ 5,511,614 | |
| 6308 | Diapers | £ 225,608,035 | |
| 6309 | Diarrhoea | £ 161,318,087 | |
| 6310 | Dibbleys Dosh | £ 14,031,779 | |
| 6311 | Dibbleys Dosh 2 | £ 10,022,479 | |
| 6312 | Dibley | £ 225,450,080 | |
| 6313 | Dibo Desire | £ 21,591,663 | |
| 6314 | Dice | £ 5,504,053 | |
| 6315 | Dice Productions | £ 56,932,863 | |
| 6316 | Dice Productions 2 | £ 52,863,275 | |
| 6317 | Dice-K | £ 1,000,000 | |
| 6318 | Dick Hard | £ 6,713,550 | |
| 6319 | Dickens Cider | £ 101,100,104 | |
| 6320 | Dickering | £ 4,009,293,414 | |
| 6321 | Dictatorship | £ 3,087,138 | |
| 6322 | Did I Do That | £ 169,415,756 | |
| 6323 | Diddled | £ 89,619,931 | |
| 6324 | Diddler Dumb | £ 5,266,418 | |
| 6325 | Diddler Richees | £ 11,042,193 | |
| 6326 | DiddlesDoodles | £ 5,023,767 | |
| 6327 | Diddley-Squat | £ 79,864,147 | |
| 6328 | Diddly Squat Farm | £ 44,322,864 | |
| 6329 | Diddy | £ 174,988,048 | |
| 6330 | Diddy and Roman Inc | £ 4,693,747 | |
| 6331 | Diddy Party | £ 55,007,120 | |
| 6332 | Diddys Baby Oil | £ 62,589,635 | |
| 6333 | didi | £ 1,097,314 | |
| 6334 | Didnt know it | £ 35,082,466 | |
| 6335 | Die another day | £ 8,455,608 | |
| 6336 | Die Hard | £ 53,388,730 | |
| 6337 | Die Hard with a Vengean | £ 144,627,861 | |
| 6338 | Diego | £ 10,957,641 | |
| 6339 | diesel mechanic | £ 8,647,306 | |
| 6340 | Different Colours | £ 196,735,769 | |
| 6341 | Different Companies | £ 10,951,267 | |
| 6342 | Diffusion | £ 13,451,380 | |
| 6343 | Dig Um Deep | £ 8,084,155 | |
| 6344 | Digby | £ 3,550,423 | |
| 6345 | Digestion Savings | £ 106,927,913 | |
| 6346 | Digestive Biscuits | £ 4,086,850 | |
| 6347 | Digestives | £ 10,312,483 | |
| 6348 | Digger | £ 4,280,248 | |
| 6349 | Diggers | £ 123,052,595 | |
| 6350 | Digital Backpack | £ 54,293,150 | |
| 6351 | digital currency | £ 146,471,475 | |
| 6352 | Digital Holocaust | £ 206,861,108 | |
| 6353 | Digitigradient | £ 48,579,834 | |
| 6354 | Dignitas | £ 4,032,848 | |
| 6355 | Dikson | £ 1,081,448 | |
| 6356 | Dildos and Thimbles | £ 907,449 | |
| 6357 | DILLIGAF INC | £ 1,027,492 | |
| 6358 | Dillons | £ 11,045,753 | |
| 6359 | Dim Pixles | £ 103,401,222 | |
| 6360 | Dim Sum | £ 69,345,301 | |
| 6361 | Dimms Dale Dimmadome | £ 108,256,803 | |
| 6362 | Dimmsdale Dimmadome | £ 142,603,591 | |
| 6363 | Din Tai Fung | £ 61,173,835 | |
| 6364 | ding | £ 56,025,272 | |
| 6365 | Ding Ding | £ 59,423,258 | |
| 6366 | Ding Dond | £ 6,357,024 | |
| 6367 | Ding Dong Ding | £ 5,206,124 | |
| 6368 | DingDongs | £ 11,390,477 | |
| 6369 | Dinger Industries | £ 5,502,030 | |
| 6370 | Dingersrevenge | £ 20,293,852 | |
| 6371 | Dingle Enterprises | £ 5,507,421 | |
| 6372 | Dinosaurs | £ 56,182,901 | |
| 6373 | Dintotron | £ 60,879,790 | |
| 6374 | Diomedes | £ 59,873,726 | |
| 6375 | Dionysus | £ 57,084,206 | |
| 6376 | Dior | £ 539,841,261 | |
| 6377 | Diplomatico | £ 51,564,552 | |
| 6378 | dipsy | £ 6,304,806 | |
| 6379 | Direct Current | £ 304,694,030 | |
| 6380 | Direction | £ 264,955,395 | |
| 6381 | Directors | £ 708,889,590 | |
| 6382 | Dirt | £ 5,506,087 | |
| 6383 | Dirt Birds Inc. | £ 24,034,817 | |
| 6384 | Dirt Naps PLC | £ 1,972,001 | |
| 6385 | dirtdonecheap | £ 2,026,630 | |
| 6386 | DIRTY BANKERS | £ 7,545,943 | |
| 6387 | Dirty Boxers | £ 8,651,082 | |
| 6388 | Dirty Cash | £ 185,633,827 | |
| 6389 | Dirty Chevelles | £ 1,178,049 | |
| 6390 | Dirty Dawg | £ 2,000,000 | |
| 6391 | Dirty Deeds | £ 11,171,395 | |
| 6392 | dirty fridge inc | £ 5,271,968 | |
| 6393 | Dirty Harry | £ 1,216,182,897 | |
| 6394 | Dirty Richard Inc. | £ 100,777,632 | |
| 6395 | Dirty Sanchez | £ 277,965,734 | |
| 6396 | Dirty Socks | £ 107,716,424 | |
| 6397 | Dirty Tricks | £ 6,514,635 | |
| 6398 | Dirty Vibes | £ 115,074,224 | |
| 6399 | Dirty Work | £ 7,998,683 | |
| 6400 | Dirtydeals Donedirtcheap | £ 15,646,131 | |
