The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 16101 | nwtt | £ 35,324,169 | |
| 16102 | Nyala Exploration Corp | £ 55,725,814 | |
| 16103 | NYH Corporation | £ 30,030,375 | |
| 16104 | NYH Kingdom | £ 18,907,634 | |
| 16105 | NYH Organisation | £ 8,228,572 | |
| 16106 | NYH The Great | £ 7,761,331 | |
| 16107 | Nykz Corporation | £ -2,327,733 | |
| 16108 | NYPD | £ 2,182,132,608 | |
| 16109 | NYSE | £ 162,555,648 | |
| 16110 | O 1975 | £ 54,569,444 | |
| 16111 | o Hazzard o | £ 11,644,428,312 | |
| 16112 | O re piya | £ 428,337 | |
| 16113 | O u t s t a n d i n g | £ 20,983,615 | |
| 16114 | O.W.C.A | £ 3,181,298 | |
| 16115 | Oahu | £ 41,514,431 | |
| 16116 | Oak | £ 122,713,318 | |
| 16117 | Oak Close | £ 678,358 | |
| 16118 | Oak Island | £ 163,037,134 | |
| 16119 | Oak Leaf Enterprise | £ 14,945,592 | |
| 16120 | oakford lodge | £ 97,001,570 | |
| 16121 | Oakland | £ 55,582,086 | |
| 16122 | Oakmont | £ 10,731,245 | |
| 16123 | OakWorld Enterprises | £ 15,885,491 | |
| 16124 | Oasis | £ 107,322,768 | |
| 16125 | Oasis of the Seas | £ 216,020,159 | |
| 16126 | Oats | £ 66,324,070 | |
| 16127 | OB2 | £ 12,755,887 | |
| 16128 | OB3 | £ 14,269,280 | |
| 16129 | OB4 | £ 15,665,305 | |
| 16130 | OB5 | £ 9,012,088 | |
| 16131 | Oba Femi | £ 733,586 | |
| 16132 | Obama | £ 10,531,676 | |
| 16133 | Obar Ardair | £ 387,490,277 | |
| 16134 | Obble | £ 466,184,526 | |
| 16135 | obedience | £ 481,809,207 | |
| 16136 | Obese American | £ 161,429,557 | |
| 16137 | Obi-Wan Kenobi | £ 1,614,845,855 | |
| 16138 | Obi-Wan-Kenobi | £ 100,953,209 | |
| 16139 | Object in Motion | £ 106,865,438 | |
| 16140 | Objective Reality | £ 5,693,910 | |
| 16141 | Obliteration | £ 363,785,473 | |
| 16142 | Obliteration Is Coming | £ 114,501,054 | |
| 16143 | Obliterator | £ 5,501,753 | |
| 16144 | Oblivion | £ 75,985,020 | |
| 16145 | Oblivious | £ 5,503,920 | |
| 16146 | Obsession | £ 13,370,227 | |
| 16147 | Obsidian | £ 5,952,122 | |
| 16148 | Obsidian Destroyer | £ 5,567,314 | |
| 16149 | Obsolete | £ 55,457,606 | |
| 16150 | Obtuse | £ 14,379,095 | |
| 16151 | ObusPrimeLLC | £ 331,884 | |
| 16152 | Obviously | £ 2,318,576,665 | |
| 16153 | Ocarina of Time | £ -1,574,201 | |
| 16154 | OCB inc | £ 6,320,804 | |
| 16155 | Occasional Tables | £ 5,328,203 | |
| 16156 | Ocean | £ 52,827,866 | |
| 16157 | Ocean Beach Club | £ 1,254,961,264 | |
| 16158 | Ocean Defence | £ 415,528,307 | |
| 16159 | ocean star | £ 3,580,849,318 | |
| 16160 | Oceanic Enterprises | £ -50,808 | |
| 16161 | Oceans 11 | £ 58,500,636 | |
| 16162 | Oceans 12 | £ 10,291,638 | |
| 16163 | Oceans 13 | £ 132,219,759 | |
| 16164 | Oceans Eleven | £ 8,485,684 | |
| 16165 | Ocelot | £ 194,460,230 | |
| 16166 | Och Noooo | £ 1,506,119 | |
| 16167 | Octavian | £ 4,631,188 | |
| 16168 | October 1066 | £ 81,732,927 | |
| 16169 | October 1854 | £ 290,795,624 | |
| 16170 | October 2014 | £ 94,385,046 | |
| 16171 | Octopia | £ 9,626,521 | |
| 16172 | Octopus Garden | £ 4,050,927 | |
| 16173 | Odd Things | £ 973,073 | |
| 16174 | Oddjob | £ 16,604,273 | |
| 16175 | Odds and ends | £ 158,101,220 | |
| 16176 | Odds on Favorite | £ 74,346,727 | |
| 16177 | Oddysay | £ 2,896,867 | |
| 16178 | Oden | £ 641,394,649 | |
| 16179 | oden wrath | £ 1,735,842,850 | |
| 16180 | odin | £ 8,811,968 | |
| 16181 | Odin Mafia | £ 8,768,668 | |
| 16182 | Odin the Wanderer | £ 4,687,105 | |
| 16183 | Odo | £ 32,513,900 | |
| 16184 | Odqan | £ 188,512,804 | |
| 16185 | Odyssey | £ 334,944,633 | |
| 16186 | of a black widow | £ 201,523,785 | |
| 16187 | Of a Brutal Empire | £ 36,359,377 | |
| 16188 | of a Solar Empire | £ 46,660,163 | |
| 16189 | Of A Time | £ 27,824,181 | |
| 16190 | Of All Your Land | £ 48,121,892 | |
| 16191 | of Belfast | £ 79,673,436 | |
| 16192 | Of Bomb | £ 5,131,350 | |
| 16193 | of CFC | £ 5,455,120 | |
| 16194 | Of Every Position | £ 61,887,884 | |
| 16195 | Of Friday the 13th | £ 50,000 | |
| 16196 | of Impendium | £ 349,441 | |
| 16197 | Of My Label | £ 376,776,668 | |
| 16198 | of my secrets | £ 265,818,402 | |
| 16199 | of of | £ 7,075,463 | |
| 16200 | of of of of of of of of | £ 50,000 | |
