The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 16401 | Nyala Exploration Corp | £ 53,647,353 | |
| 16402 | NYH Corporation | £ 30,030,375 | |
| 16403 | NYH Kingdom | £ 18,907,634 | |
| 16404 | NYH Organisation | £ 8,228,572 | |
| 16405 | NYH The Great | £ 7,761,331 | |
| 16406 | Nykz Corporation | £ -2,327,733 | |
| 16407 | NYPD | £ 2,119,132,608 | |
| 16408 | NYSE | £ 162,555,648 | |
| 16409 | O 1975 | £ 54,569,444 | |
| 16410 | o Hazzard o | £ 11,625,528,312 | |
| 16411 | O re piya | £ 428,337 | |
| 16412 | O.W.C.A | £ 3,181,298 | |
| 16413 | O3CP | £ 2,734,757 | |
| 16414 | Oahu | £ 41,514,431 | |
| 16415 | Oak | £ 122,713,318 | |
| 16416 | Oak Island | £ 163,037,134 | |
| 16417 | Oak Leaf Enterprise | £ 14,945,592 | |
| 16418 | oakford lodge | £ 97,001,570 | |
| 16419 | Oakland | £ 55,582,086 | |
| 16420 | Oakmont | £ 2,027,075 | |
| 16421 | OakWorld Enterprises | £ 15,885,491 | |
| 16422 | Oasis | £ 107,322,768 | |
| 16423 | Oasis of the Seas | £ 216,020,159 | |
| 16424 | Oats | £ 66,324,070 | |
| 16425 | OB2 | £ 12,755,887 | |
| 16426 | OB3 | £ 14,269,280 | |
| 16427 | OB4 | £ 15,665,305 | |
| 16428 | OB5 | £ 9,012,088 | |
| 16429 | Obama | £ 31,036,396 | |
| 16430 | Obar Ardair | £ 387,490,277 | |
| 16431 | Obble | £ 466,184,526 | |
| 16432 | obedience | £ 479,309,690 | |
| 16433 | Obese American | £ 161,429,557 | |
| 16434 | Obi-Wan Kenobi | £ 1,614,845,855 | |
| 16435 | Obi-Wan-Kenobi | £ 100,953,209 | |
| 16436 | Object in Motion | £ 106,865,438 | |
| 16437 | Objective Reality | £ 5,693,910 | |
| 16438 | Obliteration | £ 364,202,599 | |
| 16439 | Obliteration Is Coming | £ 39,477,916 | |
| 16440 | Obliterator | £ 5,501,753 | |
| 16441 | Oblivion | £ 75,985,020 | |
| 16442 | Oblivious | £ 5,503,920 | |
| 16443 | Oblock | £ 30,442,233 | |
| 16444 | Obsession | £ 4,141,059 | |
| 16445 | Obsidian | £ 5,952,122 | |
| 16446 | Obsidian Destroyer | £ 5,567,314 | |
| 16447 | Obsolete | £ 55,457,606 | |
| 16448 | Obtuse | £ 14,379,095 | |
| 16449 | ObusPrimeLLC | £ 257,751 | |
| 16450 | Obviously | £ 2,318,576,665 | |
| 16451 | Ocarina of Time | £ -1,574,201 | |
| 16452 | OCB inc | £ 6,320,804 | |
| 16453 | Occasional Tables | £ 5,328,203 | |
| 16454 | Ocean | £ 52,827,866 | |
| 16455 | Ocean Beach Club | £ 1,209,826,634 | |
| 16456 | Ocean Defence | £ 409,462,739 | |
| 16457 | ocean star | £ 3,580,849,318 | |
| 16458 | Oceanic Enterprises | £ -50,808 | |
| 16459 | Oceans 11 | £ 58,500,636 | |
| 16460 | Oceans 12 | £ 10,291,638 | |
| 16461 | Oceans 13 | £ 132,219,759 | |
| 16462 | Oceans Eleven | £ 8,485,684 | |
| 16463 | Ocelot | £ 194,460,230 | |
| 16464 | Och Noooo | £ 1,506,119 | |
| 16465 | Octavian | £ 4,631,188 | |
| 16466 | October 1066 | £ 81,732,927 | |
| 16467 | October 1854 | £ 290,795,624 | |
| 16468 | October 2014 | £ 94,385,046 | |
| 16469 | Octopia | £ 9,626,521 | |
| 16470 | Octopus Garden | £ 4,050,927 | |
| 16471 | Odd Things | £ 35,988,823 | |
| 16472 | Oddjob | £ 16,604,273 | |
| 16473 | Odds and ends | £ 158,181,906 | |
| 16474 | Odds on Favorite | £ 74,346,727 | |
| 16475 | Oddysay | £ 2,896,867 | |
| 16476 | Odell | £ 13,714,064 | |
| 16477 | Oden | £ 641,394,649 | |
| 16478 | oden wrath | £ 1,735,842,850 | |
| 16479 | odin | £ 8,811,968 | |
| 16480 | Odin Mafia | £ 8,768,668 | |
| 16481 | Odin the Wanderer | £ 4,687,105 | |
| 16482 | Odo | £ 32,513,900 | |
| 16483 | Odqan | £ 188,512,804 | |
| 16484 | Odyssey | £ 334,944,633 | |
| 16485 | of a black widow | £ 196,069,515 | |
| 16486 | Of a Brutal Empire | £ 36,359,377 | |
| 16487 | of a Solar Empire | £ 46,660,163 | |
| 16488 | Of A Time | £ 27,824,181 | |
| 16489 | Of All Your Land | £ 48,121,892 | |
| 16490 | of Belfast | £ 57,257,289 | |
| 16491 | Of Bomb | £ 5,131,350 | |
| 16492 | of CFC | £ 5,455,120 | |
| 16493 | Of Every Position | £ 61,887,884 | |
| 16494 | Of Friday the 13th | £ 50,000 | |
| 16495 | of Impendium | £ 349,441 | |
| 16496 | of Long Stockings | £ 16,738,335 | |
| 16497 | Of My Label | £ 367,377,610 | |
| 16498 | of my secrets | £ 260,917,910 | |
| 16499 | of of | £ 7,075,463 | |
| 16500 | of of of of of of of of | £ 50,000 | |
