The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 15501 | Ohtaku inc2 | £ 1,267,353 | |
| 15502 | Ohtaku inc3 | £ 4,191,984 | |
| 15503 | Ohtaku inc4 | £ 4,118,968 | |
| 15504 | ohyesyesh | £ 50,000 | |
| 15505 | Oil | £ 833,968,470 | |
| 15506 | Oil CONGLOMO | £ 2,646,845 | |
| 15507 | Oil Field | £ 271,568 | |
| 15508 | Oil First | £ 49,880 | |
| 15509 | Oil Inc | £ 1,610,027 | |
| 15510 | Oil Industry | £ 4,441,721 | |
| 15511 | Oil Rigger | £ 2,151,587,047 | |
| 15512 | Oilfield Industries | £ 9,854,297 | |
| 15513 | oiu | £ 5,498,037 | |
| 15514 | OJ da Juiceman | £ 109,855 | |
| 15515 | OK Tom | £ 213,436,455 | |
| 15516 | OKFurniture | £ 50,000 | |
| 15517 | OKG Shed | £ -329,334 | |
| 15518 | OKS 1 PTE LTD | £ 50,000 | |
| 15519 | OKS PTE LTD | £ 2,148,676 | |
| 15520 | OLafa | £ 5,088,982 | |
| 15521 | Oland Ltd | £ 50,000 | |
| 15522 | Olay | £ 326,245,749 | |
| 15523 | Old | £ 989,820,225 | |
| 15524 | Old Age | £ 428,870,365 | |
| 15525 | Old Bay | £ 123,534,579 | |
| 15526 | Old Bill | £ 45,792,842 | |
| 15527 | Old Boss | £ 15,094,253 | |
| 15528 | Old Carpet | £ 163,972,008 | |
| 15529 | Old company names | £ 522,767,742 | |
| 15530 | old farts | £ 3,542,428,093 | |
| 15531 | Old Feuds | £ 44,696,704 | |
| 15532 | Old Granny | £ 9,329,769 | |
| 15533 | old lard | £ -7,521,344 | |
| 15534 | old legends | £ 14,735,844 | |
| 15535 | Old men | £ 397,899,239 | |
| 15536 | Old No. 7 | £ 749,759,055 | |
| 15537 | Old people | £ 41,298,004 | |
| 15538 | Old Rocker | £ 416,345,265 | |
| 15539 | Old School | £ 5,514,041 | |
| 15540 | old skool butta | £ 614,087 | |
| 15541 | Old Smoky | £ 622,122,584 | |
| 15542 | Old Socks | £ 144,379,758 | |
| 15543 | Old Spice | £ 445,600,732 | |
| 15544 | old to netro | £ 80,731,925 | |
| 15545 | Old Trafford | £ 3,380,164 | |
| 15546 | Old tyres | £ 54,000,053 | |
| 15547 | Old Whiskey | £ 78,899,948 | |
| 15548 | Old Wisteria | £ 51,324,515 | |
| 15549 | Old World Industry | £ 1,734,908 | |
| 15550 | Old World Ventures | £ 50,000 | |
| 15551 | OlDirty | £ 47,991,916 | |
| 15552 | oldschool | £ 121,302,173 | |
| 15553 | Oligarchy | £ 910,792,883 | |
| 15554 | Oligarchy inc. | £ 7,116,723 | |
| 15555 | olis | £ 91,036,818 | |
| 15556 | Olivers Imagination | £ 124,320,555 | |
| 15557 | olives | £ 568,111,602 | |
| 15558 | Olives ltd | £ 2,575,542 | |
| 15559 | Ollio Inc. | £ 6,159,098 | |
| 15560 | Ollio2 Inc. | £ -2,232,039 | |
| 15561 | Ollio3 Inc. | £ -680,853 | |
| 15562 | Olrik | £ 22,147,425 | |
| 15563 | Olympia | £ 112,782,553 | |
| 15564 | olympic rings | £ 3,084,696,830 | |
| 15565 | Olympics | £ 5,508,747 | |
| 15566 | Olympus | £ 2,084,999,378 | |
| 15567 | OMD | £ 311,660,620 | |
| 15568 | Omega | £ 6,183,955 | |
| 15569 | Omega Indusries | £ 37,799 | |
| 15570 | OmegaFox Inc. | £ 1,266,634 | |
| 15571 | Omens | £ 1,238,825,986 | |
| 15572 | Omerta | £ 1,007,186,123 | |
| 15573 | Omerta Inc. | £ 5,500,096 | |
| 15574 | omission | £ 19,080,962 | |
| 15575 | Omni | £ 26,585,058 | |
| 15576 | Omni Consumer Products | £ 32,296,370 | |
| 15577 | Omni Future Corp 1 | £ 855,512,970 | |
| 15578 | omni4 | £ 1,185,151 | |
| 15579 | Omnia | £ 29,796,207 | |
| 15580 | OmniCorp | £ 5,503,691 | |
| 15581 | Omnifarious | £ 2,360,838,488 | |
| 15582 | Omnificent | £ 2,321,277,749 | |
| 15583 | Omnipotent | £ 2,218,375,349 | |
| 15584 | Omnipresent | £ 2,257,248,277 | |
| 15585 | Omniscient | £ 2,478,385,168 | |
| 15586 | Omnitool | £ 4,640,506 | |
| 15587 | on a stick | £ 13,410 | |
| 15588 | On Industries | £ 1,896,074 | |
| 15589 | On It | £ 59,533,659 | |
| 15590 | On My Mind | £ 87,748,385 | |
| 15591 | ON PATCHWERK | £ 399,366,790 | |
| 15592 | On Patrol | £ 5,505,639 | |
| 15593 | On The Fritz | £ 79,242,996 | |
| 15594 | On the move | £ 144,453,102 | |
| 15595 | on the road | £ 405,722,546 | |
| 15596 | on yourself | £ 126,998,452 | |
| 15597 | Once Upon a Time | £ 24,760,937 | |
| 15598 | Once Were Warriors | £ 54,754,263 | |
| 15599 | one | £ 341,379,992 | |
| 15600 | One and a Half | £ 8,610,014,000 | |
