The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 16501 | of REASON | £ 1,154,429 | |
| 16502 | of RHC | £ 68,042,901 | |
| 16503 | Of Scotland | £ 1,304,795,018 | |
| 16504 | Of The Boards | £ 14,794,127 | |
| 16505 | of the devil | £ 27,539,344 | |
| 16506 | of The Hat | £ 5,507,097 | |
| 16507 | of the heap | £ 66,771,581 | |
| 16508 | of the lost | £ 69,257,675 | |
| 16509 | of the monsters | £ 41,126,098 | |
| 16510 | Of The Road | £ 146,979,140 | |
| 16511 | of the runite | £ 4,694,589 | |
| 16512 | Of The UVF | £ 133,321,393 | |
| 16513 | Of the world | £ 2,007,785 | |
| 16514 | of. | £ 335,457,109 | |
| 16515 | Ofcom | £ 306,858,410 | |
| 16516 | Off | £ 30,141,353 | |
| 16517 | Off His Trolly | £ 10,806,044 | |
| 16518 | off it | £ 5,261,275 | |
| 16519 | Offenbach | £ 382,674,581 | |
| 16520 | Offender | £ 138,520,331 | |
| 16521 | Offensive Behaviour | £ 509,861,247 | |
| 16522 | Offensive Security | £ 214,464,733 | |
| 16523 | Official Location | £ 179,832,369 | |
| 16524 | OfflineTV | £ 56,600,622 | |
| 16525 | Offroad Trucker | £ 153,569,227 | |
| 16526 | Offshore Accounts | £ 39,206,670 | |
| 16527 | Offshore Cash | £ 60,279,702 | |
| 16528 | Offshore Trading Company | £ 5,141,246 | |
| 16529 | Ofsted Inspection Regime | £ 61,751,261 | |
| 16530 | og esaelP | £ 4,208,484 | |
| 16531 | ogkush | £ 2,491,394 | |
| 16532 | Ogrimmar | £ 35,379,515 | |
| 16533 | Oh Herro | £ 2,995,837 | |
| 16534 | Oh Jesus Christ | £ 9,142,153 | |
| 16535 | Oh My God | £ 40,987,526 | |
| 16536 | Oh No | £ 208,195,943 | |
| 16537 | Oh YEAH | £ 2,549,726 | |
| 16538 | ohara inc | £ -165,571 | |
| 16539 | ohe herrow | £ 5,703,509 | |
| 16540 | Ohio | £ 98,701,824 | |
| 16541 | Ohms | £ 311,702,367 | |
| 16542 | Ohnoitsmymothernlaw | £ 5,504,562 | |
| 16543 | Ohtaku inc | £ 3,600,029 | |
| 16544 | Ohtaku inc1 | £ 4,456,703 | |
| 16545 | Ohtaku inc2 | £ 1,267,353 | |
| 16546 | Ohtaku inc3 | £ 4,191,984 | |
| 16547 | Ohtaku inc4 | £ 4,118,968 | |
| 16548 | ohyesyesh | £ 50,000 | |
| 16549 | Oil | £ 833,968,470 | |
| 16550 | Oil CONGLOMO | £ 2,646,845 | |
| 16551 | Oil Field | £ 271,568 | |
| 16552 | Oil First | £ 49,880 | |
| 16553 | Oil Inc | £ 1,610,027 | |
| 16554 | Oil Industry | £ 4,441,721 | |
| 16555 | Oil Rigger | £ 2,151,587,047 | |
| 16556 | Oil Tycoon | £ 5,374,700 | |
| 16557 | Oilfield Industries | £ 9,854,297 | |
| 16558 | oiu | £ 5,498,037 | |
| 16559 | OJ da Juiceman | £ 109,855 | |
| 16560 | OK Tom | £ 216,898,622 | |
| 16561 | OKFurniture | £ 50,000 | |
| 16562 | OKG Shed | £ -329,334 | |
| 16563 | Oklahoma | £ 94,742,753 | |
| 16564 | OKS 1 PTE LTD | £ 50,000 | |
| 16565 | OKS PTE LTD | £ 2,148,676 | |
| 16566 | OLafa | £ 5,088,982 | |
| 16567 | Oland Ltd | £ 50,000 | |
| 16568 | Olay | £ 326,245,749 | |
| 16569 | Old | £ 1,212,636,694 | |
| 16570 | Old Age | £ 428,870,365 | |
| 16571 | Old Antique | £ 91,557,613 | |
| 16572 | Old Bay | £ 123,534,579 | |
| 16573 | Old Bill | £ 45,792,842 | |
| 16574 | Old Boss | £ 15,094,253 | |
| 16575 | Old Carpet | £ 163,972,008 | |
| 16576 | Old company names | £ 1,142,585,916 | |
| 16577 | old farts | £ 3,542,428,093 | |
| 16578 | Old Feuds | £ 44,696,704 | |
| 16579 | Old Gods Not The New | £ 1,167,307 | |
| 16580 | Old Granny | £ 9,329,769 | |
| 16581 | old lard | £ -7,521,344 | |
| 16582 | old legends | £ 14,735,844 | |
| 16583 | Old men | £ 397,899,239 | |
| 16584 | Old Nana | £ 3,348,837 | |
| 16585 | Old No. 7 | £ 749,759,055 | |
| 16586 | Old people | £ 41,298,004 | |
| 16587 | Old Rocker | £ 416,345,265 | |
| 16588 | Old School | £ 5,514,041 | |
| 16589 | old skool butta | £ 614,087 | |
| 16590 | Old Smoky | £ 622,122,584 | |
| 16591 | Old Socks | £ 144,379,758 | |
| 16592 | Old Spice | £ 590,475,246 | |
| 16593 | old to netro | £ 80,731,925 | |
| 16594 | Old tyres | £ 54,000,053 | |
| 16595 | Old Whiskey | £ 78,899,948 | |
| 16596 | Old Wisteria | £ 51,324,515 | |
| 16597 | Old World Industry | £ 1,734,908 | |
| 16598 | Old World Ventures | £ 50,000 | |
| 16599 | OlDirty | £ 47,991,916 | |
| 16600 | oldschool | £ 125,860,243 | |
