The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12401 | Of Minisotta | £ 1,716,607 | |
| 12402 | Of My Label | £ 241,830,978 | |
| 12403 | of of | £ 7,075,463 | |
| 12404 | of of of | £ 4,201,365 | |
| 12405 | of REASON | £ 1,154,429 | |
| 12406 | of RHC | £ 68,042,901 | |
| 12407 | Of Scotland | £ 1,304,795,018 | |
| 12408 | of the devil | £ 27,539,344 | |
| 12409 | of The Hat | £ 5,507,097 | |
| 12410 | of the heap | £ 66,771,581 | |
| 12411 | of the lost | £ 69,257,675 | |
| 12412 | of the monsters | £ 41,126,098 | |
| 12413 | Of The Road | £ 146,979,140 | |
| 12414 | of the runite | £ 4,694,589 | |
| 12415 | Of The UVF | £ 133,321,393 | |
| 12416 | Of the world | £ 2,007,785 | |
| 12417 | Of Time | £ 372,360,923 | |
| 12418 | of. | £ 335,457,109 | |
| 12419 | Ofcom | £ 322,482,228 | |
| 12420 | Off | £ 25,794,080 | |
| 12421 | off it | £ 5,261,275 | |
| 12422 | Offenbach | £ 382,674,581 | |
| 12423 | Offensive Behaviour | £ 495,622,303 | |
| 12424 | office | £ 794,469,930 | |
| 12425 | Offroad Trucker | £ 310,727,241 | |
| 12426 | Offshore | £ 367,643,133 | |
| 12427 | Offshore Accounts | £ 140,823,548 | |
| 12428 | Offshore Cash | £ 60,279,702 | |
| 12429 | og esaelP | £ 4,208,484 | |
| 12430 | ogkush | £ 2,491,394 | |
| 12431 | Ogrimmar | £ 35,379,515 | |
| 12432 | Oh Herro | £ 2,995,837 | |
| 12433 | Oh Jesus Christ | £ 9,142,153 | |
| 12434 | Oh No | £ 163,952,423 | |
| 12435 | Oh YEAH | £ 2,549,726 | |
| 12436 | ohara inc | £ -165,571 | |
| 12437 | ohe herrow | £ 5,703,509 | |
| 12438 | Ohnoitsmymothernlaw | £ 5,504,562 | |
| 12439 | Ohtaku inc | £ 3,600,029 | |
| 12440 | Ohtaku inc1 | £ 4,456,703 | |
| 12441 | Ohtaku inc2 | £ 1,267,353 | |
| 12442 | Ohtaku inc3 | £ 4,191,984 | |
| 12443 | Ohtaku inc4 | £ 4,118,968 | |
| 12444 | ohyesyesh | £ 50,000 | |
| 12445 | Oil | £ 833,968,470 | |
| 12446 | Oil CONGLOMO | £ 2,646,845 | |
| 12447 | Oil Field | £ 271,568 | |
| 12448 | Oil Inc | £ 1,596,655 | |
| 12449 | Oil Industry | £ 4,441,721 | |
| 12450 | Oil Rigger | £ 2,151,587,047 | |
| 12451 | Oilfield Industries | £ 9,854,297 | |
| 12452 | oiu | £ 5,498,037 | |
| 12453 | OJ da Juiceman | £ 109,855 | |
| 12454 | OK Tom | £ 213,436,455 | |
| 12455 | OKFurniture | £ 50,000 | |
| 12456 | OKG Shed | £ -329,334 | |
| 12457 | OKS 1 PTE LTD | £ 50,000 | |
| 12458 | OKS PTE LTD | £ 2,148,676 | |
| 12459 | OLafa | £ 5,088,982 | |
| 12460 | Oland Ltd | £ 50,000 | |
| 12461 | Olay | £ 290,473,960 | |
| 12462 | Old Age | £ 372,141,647 | |
| 12463 | Old Bay | £ 123,534,579 | |
| 12464 | Old Bill | £ 45,792,842 | |
| 12465 | Old Carpet | £ 163,972,008 | |
| 12466 | old farts | £ 3,542,428,093 | |
| 12467 | Old Feuds | £ 44,696,704 | |
| 12468 | Old Granny | £ 9,329,769 | |
| 12469 | old lard | £ -7,521,344 | |
| 12470 | old legends | £ 14,735,844 | |
| 12471 | Old men | £ 397,899,239 | |
| 12472 | Old No. 7 | £ 620,700,257 | |
| 12473 | Old people | £ 41,298,004 | |
| 12474 | Old Rocker | £ 305,040,365 | |
| 12475 | Old School | £ 5,514,041 | |
| 12476 | old skool butta | £ 614,087 | |
| 12477 | Old Smoky | £ 622,122,584 | |
| 12478 | Old Socks | £ 144,379,758 | |
| 12479 | Old Whiskey | £ 17,558,590 | |
| 12480 | Old World Industry | £ 1,734,908 | |
| 12481 | Old World Ventures | £ 50,000 | |
| 12482 | OlDirty | £ 47,991,916 | |
| 12483 | oldschool | £ 105,931,680 | |
| 12484 | Oligarchy | £ 556,860,397 | |
| 12485 | Oligarchy inc. | £ 7,116,723 | |
| 12486 | olis | £ 91,036,818 | |
| 12487 | Oliver Cromwell | £ 220,112,740 | |
| 12488 | Oliver Queen | £ 56,107,912 | |
| 12489 | Olivers Imagination | £ 124,320,555 | |
| 12490 | Olrik | £ 22,147,425 | |
| 12491 | Olympia | £ 112,782,553 | |
| 12492 | olympic rings | £ 3,084,696,830 | |
| 12493 | Olympics | £ 5,508,747 | |
| 12494 | Olympus | £ 2,062,876,669 | |
| 12495 | Omega | £ 6,183,955 | |
| 12496 | Omega Indusries | £ 37,799 | |
| 12497 | OmegaFox Inc. | £ 1,266,634 | |
| 12498 | Omelette | £ 10,061,528 | |
| 12499 | Omerta | £ 1,007,186,123 | |
| 12500 | Omerta Inc. | £ 5,500,096 | |
