The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 22401 | The Oath | £ 282,075,536 | |
| 22402 | the Obsidian Order | £ 258,360,669 | |
| 22403 | The Occult | £ 10,709,944 | |
| 22404 | The Occupied Territories | £ 706,706,987 | |
| 22405 | The Ocean | £ 283,932 | |
| 22406 | The Octopus | £ 127,459,355 | |
| 22407 | The Off Lane | £ 28,033,279 | |
| 22408 | The Office | £ 82,674,067 | |
| 22409 | The Offspring | £ 26,950,122 | |
| 22410 | The Ohio | £ 320,155,275 | |
| 22411 | The Oilers | £ 40,078,339 | |
| 22412 | The Old Bailey | £ 241,878,488 | |
| 22413 | The old Block | £ 146,724,858 | |
| 22414 | The Old Man | £ 1,200,349,203 | |
| 22415 | The Old Number 9 | £ 129,874,021 | |
| 22416 | The Old Ones | £ 388,511,380 | |
| 22417 | The Old Peoples Home | £ 129,062,175 | |
| 22418 | The Old Republic | £ 5,304,406 | |
| 22419 | The Old Routine | £ 143,897,464 | |
| 22420 | the old school mob | £ 5,469,270 | |
| 22421 | The Old Swiss Wegelin | £ 7,324,578 | |
| 22422 | The old town | £ 426,526,992 | |
| 22423 | The Old Ultraviolence | £ 91,569,966 | |
| 22424 | The Old Ways | £ 61,060,967 | |
| 22425 | The Olympian Zeus | £ 1,003,712,652 | |
| 22426 | The Olympic Games | £ 4,923,269 | |
| 22427 | The Om | £ 75,588,897 | |
| 22428 | The Omen | £ 568,804,382 | |
| 22429 | The One | £ 40,456,113 | |
| 22430 | The one man army | £ 112,378 | |
| 22431 | The only hope | £ 159,947,044 | |
| 22432 | the Oort Cloud | £ 39,050,595 | |
| 22433 | The Opera | £ 1,069,153,425 | |
| 22434 | The Opera. | £ 252,462,141 | |
| 22435 | the Oppressive | £ 58,674,877 | |
| 22436 | The Oprah Winfrey Show | £ 102,251,454 | |
| 22437 | The Orbital Elevator | £ 222,169,096 | |
| 22438 | The Ordinary | £ 83,035,921 | |
| 22439 | The Organisation | £ 1,061,657,646 | |
| 22440 | The Orient | £ 2,273,280,518 | |
| 22441 | The Original | £ 736,011,099 | |
| 22442 | The Other | £ 521,842,249 | |
| 22443 | the other side | £ 10,761,211 | |
| 22444 | The Others | £ 5,508,132 | |
| 22445 | The Ouija Board | £ 4,609,380 | |
| 22446 | The Outback | £ 72,872,933 | |
| 22447 | the Outcast | £ 514,365,758 | |
| 22448 | The Outer Universe | £ 69,120,170 | |
| 22449 | the Outlaw | £ 1,042,409,242 | |
| 22450 | The outraged | £ 371,488,717 | |
| 22451 | The Over Achievers | £ -5,028 | |
| 22452 | The Overfiend | £ 43,916,017 | |
| 22453 | the overhang | £ 292,641,098 | |
| 22454 | The Overlook Hotel | £ 5,505,724 | |
| 22455 | The Overlord | £ 255,255,200 | |
| 22456 | The Pacific North West | £ 4,956,780 | |
| 22457 | The Pack | £ 10,955,419 | |
| 22458 | The Pale Horse | £ 50,832,532 | |
| 22459 | The Pancake Parlour | £ 19,215,555 | |
| 22460 | The Paper Street Soap Co | £ 1,058,774,174 | |
| 22461 | The papers The papers | £ 17,246,594 | |
| 22462 | The Parent | £ 373,650,220 | |
| 22463 | the Party | £ 1,060,177,587 | |
| 22464 | The Party Line | £ 47,698,277 | |
| 22465 | The Past | £ 2,126,515,667 | |
| 22466 | The Pastt | £ 198,400,145 | |
| 22467 | The Path | £ 322,047,279 | |
| 22468 | The Pathetic Assassin | £ 11,574,436 | |
| 22469 | The Patient Man | £ 869,378 | |
| 22470 | The Peace | £ 34,278,615 | |
| 22471 | The Peaceful Folk | £ 35,979,331 | |
| 22472 | The Peach | £ 154,058,122 | |
| 22473 | The Peaky Blinders | £ 3,656,418,040 | |
| 22474 | The Peanut Co. | £ 23,723,029 | |
| 22475 | The Peasants | £ 56,020,104 | |
| 22476 | The Peckham Terminator | £ 126,442,900 | |
| 22477 | The Pecking Order | £ 1,751,175,278 | |
| 22478 | The penguin | £ 47,024,614 | |
| 22479 | the Penguins | £ 134,968,070 | |
| 22480 | The Pennines | £ 4,024,509,655 | |
| 22481 | The Pentagon | £ 923,718,657 | |
| 22482 | The Pentland Firth | £ 1,153,500,911 | |
| 22483 | the People | £ 384,528,006 | |
| 22484 | The People. | £ 3,883,764,694 | |
| 22485 | The Peoples Champ | £ 71,553,239 | |
| 22486 | The peoples Industries | £ -326,359 | |
| 22487 | The Peppermint Hippo | £ 110,951,163 | |
| 22488 | The Perfect Game | £ 1,539,292,244 | |
| 22489 | the performance trap | £ 344,732,434 | |
| 22490 | The Performers | £ 99,148,470 | |
| 22491 | The periodic table | £ 159,495,184 | |
| 22492 | The Pets | £ 3,999,900 | |
| 22493 | The Pheonix | £ 123,384,276 | |
| 22494 | the pheonixx | £ 56,806,609 | |
| 22495 | The Philippines | £ 50,000 | |
| 22496 | The Phoenix | £ 130,838,476 | |
| 22497 | The phonetic alphabet | £ 90,096,810 | |
| 22498 | The Pie | £ 6,738,168 | |
| 22499 | The PIle | £ 126,611,984 | |
| 22500 | The Pillow | £ 133,734,233 | |
