The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14801 | Oceans 11 | £ 58,500,636 | |
| 14802 | Oceans 12 | £ 10,291,638 | |
| 14803 | Oceans 13 | £ 132,219,759 | |
| 14804 | Oceans Eleven | £ 8,485,684 | |
| 14805 | Ocelot | £ 194,460,230 | |
| 14806 | Och Noooo | £ 1,506,119 | |
| 14807 | Octavian | £ 4,631,188 | |
| 14808 | October 1066 | £ 81,707,558 | |
| 14809 | October 1854 | £ 323,276,454 | |
| 14810 | October 2014 | £ 94,385,046 | |
| 14811 | Octopia | £ 9,626,521 | |
| 14812 | Octopus | £ 43,103,634 | |
| 14813 | Octopus Garden | £ 4,050,927 | |
| 14814 | Oculus | £ 3,445,658 | |
| 14815 | Oddjob | £ 16,604,273 | |
| 14816 | Odds and ends | £ 59,948,010 | |
| 14817 | Odds on Favorite | £ 74,346,727 | |
| 14818 | Oddysay | £ 2,896,867 | |
| 14819 | Odell | £ 13,714,064 | |
| 14820 | Oden | £ 641,394,649 | |
| 14821 | oden wrath | £ 1,735,842,850 | |
| 14822 | odin | £ 8,811,968 | |
| 14823 | Odin Mafia | £ 8,768,668 | |
| 14824 | Odin the Wanderer | £ 4,687,105 | |
| 14825 | Odo | £ 32,513,900 | |
| 14826 | Odqan | £ 147,653,804 | |
| 14827 | Odyssey | £ 329,493,997 | |
| 14828 | of a black widow | £ 196,069,515 | |
| 14829 | Of a Brutal Empire | £ 36,359,377 | |
| 14830 | of a Solar Empire | £ 46,660,163 | |
| 14831 | Of A Time | £ 27,824,181 | |
| 14832 | Of All Your Land | £ 48,121,892 | |
| 14833 | Of Bomb | £ 5,131,350 | |
| 14834 | of CFC | £ 5,455,120 | |
| 14835 | of Elm Street | £ 49,875 | |
| 14836 | Of Every Position | £ 61,887,884 | |
| 14837 | Of Friday the 13th | £ 50,000 | |
| 14838 | Of Green Bay | £ 7,216,016 | |
| 14839 | of Impendium | £ 349,441 | |
| 14840 | of Long Stockings | £ 16,738,335 | |
| 14841 | Of Minisotta | £ 1,716,607 | |
| 14842 | Of My Label | £ 367,377,610 | |
| 14843 | of of | £ 7,075,463 | |
| 14844 | of of of | £ 8,303,968 | |
| 14845 | of REASON | £ 1,154,429 | |
| 14846 | of RHC | £ 68,042,901 | |
| 14847 | Of Scotland | £ 1,304,795,018 | |
| 14848 | of the devil | £ 27,539,344 | |
| 14849 | of The Hat | £ 5,507,097 | |
| 14850 | of the heap | £ 66,771,581 | |
| 14851 | of the lost | £ 69,257,675 | |
| 14852 | of the monsters | £ 41,126,098 | |
| 14853 | Of The Road | £ 146,979,140 | |
| 14854 | of the runite | £ 4,694,589 | |
| 14855 | Of The UVF | £ 133,321,393 | |
| 14856 | Of the world | £ 2,007,785 | |
| 14857 | of this game | £ 4,786,401 | |
| 14858 | Of Time | £ 372,360,923 | |
| 14859 | of. | £ 335,457,109 | |
| 14860 | Ofcom | £ 291,202,989 | |
| 14861 | Off | £ 25,794,080 | |
| 14862 | off it | £ 5,261,275 | |
| 14863 | Off The Grid Morty | £ 4,470,145 | |
| 14864 | Offenbach | £ 382,674,581 | |
| 14865 | Offensive Behaviour | £ 509,861,247 | |
| 14866 | Offensive Security | £ 1,450,384 | |
| 14867 | Official Location | £ 197,047,621 | |
| 14868 | OfflineTV | £ 56,600,622 | |
| 14869 | Offroad Trucker | £ 52,012,420 | |
| 14870 | Offshore | £ 367,643,133 | |
| 14871 | Offshore Accounts | £ 375,163,455 | |
| 14872 | Offshore Cash | £ 60,279,702 | |
| 14873 | og esaelP | £ 4,208,484 | |
| 14874 | ogkush | £ 2,491,394 | |
| 14875 | Ogrimmar | £ 35,379,515 | |
| 14876 | Oh Herro | £ 2,995,837 | |
| 14877 | Oh Jesus Christ | £ 9,142,153 | |
| 14878 | Oh No | £ 118,214,150 | |
| 14879 | Oh YEAH | £ 2,549,726 | |
| 14880 | ohara inc | £ -165,571 | |
| 14881 | ohe herrow | £ 5,703,509 | |
| 14882 | Ohnoitsmymothernlaw | £ 5,504,562 | |
| 14883 | Ohtaku inc | £ 3,600,029 | |
| 14884 | Ohtaku inc1 | £ 4,456,703 | |
| 14885 | Ohtaku inc2 | £ 1,267,353 | |
| 14886 | Ohtaku inc3 | £ 4,191,984 | |
| 14887 | Ohtaku inc4 | £ 4,118,968 | |
| 14888 | ohyesyesh | £ 50,000 | |
| 14889 | Oil | £ 833,968,470 | |
| 14890 | Oil CONGLOMO | £ 2,646,845 | |
| 14891 | Oil Field | £ 271,568 | |
| 14892 | Oil Inc | £ 1,610,027 | |
| 14893 | Oil Industry | £ 4,441,721 | |
| 14894 | Oil Rigger | £ 2,151,587,047 | |
| 14895 | Oilfield Industries | £ 9,854,297 | |
| 14896 | oiu | £ 5,498,037 | |
| 14897 | OJ da Juiceman | £ 109,855 | |
| 14898 | OK Tom | £ 213,436,455 | |
| 14899 | OKFurniture | £ 50,000 | |
| 14900 | OKG Shed | £ -329,334 | |
