The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18201 | The One Armed Bandit | £ 1,649,061 | |
| 18202 | The one man army | £ 112,378 | |
| 18203 | The One Percent | £ 11,450,898 | |
| 18204 | The only hope | £ 159,947,044 | |
| 18205 | the Oort Cloud | £ 39,050,595 | |
| 18206 | The Opera | £ 1,015,153,425 | |
| 18207 | the Opposition | £ 27,601,193 | |
| 18208 | the Oppressive | £ 58,674,877 | |
| 18209 | The Oprah Winfrey Show | £ 102,251,454 | |
| 18210 | The Oracle | £ 49,064,329 | |
| 18211 | The Orbital Elevator | £ 222,169,096 | |
| 18212 | The Ordinary | £ 474,565,969 | |
| 18213 | The Orient | £ 2,273,280,518 | |
| 18214 | The Original | £ 736,011,099 | |
| 18215 | The Other | £ 521,842,249 | |
| 18216 | The Others | £ 5,508,132 | |
| 18217 | The Ottawa Senators | £ 226,730,380 | |
| 18218 | The Outback | £ 72,872,933 | |
| 18219 | the Outcast | £ 514,365,758 | |
| 18220 | The Outer Universe | £ 7,269,717 | |
| 18221 | the Outlaw | £ 1,042,409,242 | |
| 18222 | The outraged | £ 371,488,717 | |
| 18223 | The Overfiend | £ 43,916,017 | |
| 18224 | the overhang | £ 292,641,098 | |
| 18225 | The Pack | £ 10,955,419 | |
| 18226 | The Pad | £ 4,343,695 | |
| 18227 | The Pale Horse | £ 249,897,510 | |
| 18228 | The Pancake Parlour | £ 19,215,555 | |
| 18229 | The Parasites | £ 500,000 | |
| 18230 | The Parent | £ 373,650,220 | |
| 18231 | the Party | £ 607,085,760 | |
| 18232 | The Past | £ 2,447,648,546 | |
| 18233 | The Path | £ 322,047,279 | |
| 18234 | The Patient Man | £ 869,378 | |
| 18235 | the Peace | £ 487,977,333 | |
| 18236 | The Peaceful Folk | £ 35,979,331 | |
| 18237 | The Peach | £ 154,058,122 | |
| 18238 | The Peaky Blinders | £ 71,269,869 | |
| 18239 | The Peanut Co. | £ 23,714,367 | |
| 18240 | the Pearl River Delta | £ 702,592,529 | |
| 18241 | The Peasants | £ 56,020,104 | |
| 18242 | The Peckham Terminator | £ 126,442,900 | |
| 18243 | The penguin | £ 47,024,614 | |
| 18244 | the Penguins | £ 134,968,070 | |
| 18245 | The Pentagon | £ 923,718,657 | |
| 18246 | The Pentland Firth | £ 1,153,500,911 | |
| 18247 | the People | £ 384,528,006 | |
| 18248 | The peoples Industries | £ -326,359 | |
| 18249 | The Perfect Roll | £ 56,578,330 | |
| 18250 | the perfect specimen | £ 200,616,790 | |
| 18251 | The Performers | £ 99,148,470 | |
| 18252 | The periodic table | £ 159,495,184 | |
| 18253 | The Pets | £ 3,999,900 | |
| 18254 | The Pheonix | £ 123,384,276 | |
| 18255 | the pheonixx | £ 56,806,609 | |
| 18256 | The Philippines | £ 50,000 | |
| 18257 | The Phoenix | £ 130,838,476 | |
| 18258 | The phonetic alphabet | £ 90,096,810 | |
| 18259 | The Pie | £ 6,738,168 | |
| 18260 | the pie shop | £ 46,219,599 | |
| 18261 | The PIle | £ 126,611,984 | |
| 18262 | The Pink Buckeroos | £ 5,936,113 | |
| 18263 | the pink freckle comapny | £ 4,665,603 | |
| 18264 | The Pink Ladies | £ 1,631,709 | |
| 18265 | The Pink Panther | £ 54,403,611 | |
| 18266 | the pipes | £ 1,485,724,994 | |
| 18267 | the Pirates | £ 77,901,526 | |
| 18268 | The Piss | £ 30,337,380 | |
| 18269 | The Place | £ 71,795,962 | |
| 18270 | the plage | £ 7,589,360 | |
| 18271 | The Plague | £ 13,923,847 | |
| 18272 | The planetwide | £ 65,082,190 | |
| 18273 | The Platoon | £ 76,731,894 | |
| 18274 | The Plaza | £ 168,367,935 | |
| 18275 | The Plebs | £ 45,927,464 | |
| 18276 | The Police | £ 56,163,448 | |
| 18277 | The Police Department | £ 71,336,459 | |
| 18278 | The Polish Language | £ 294,251,003 | |
| 18279 | The Pommies | £ 104,940,880 | |
| 18280 | THE POO CATAPULT | £ 11,103,079 | |
| 18281 | the Pool | £ 85,282,628 | |
| 18282 | The poop scoop | £ 5,505,771 | |
| 18283 | the POOR | £ 113,237,373 | |
| 18284 | The pops | £ 8,091,003 | |
| 18285 | The Portree Kid | £ 205,788,813 | |
| 18286 | the Postman | £ 1,929,894 | |
| 18287 | the potty mouthed | £ 7,112,929 | |
| 18288 | The Pound | £ 147,224,451 | |
| 18289 | the powell family | £ 12,265,486 | |
| 18290 | the power of | £ 54,471,462 | |
| 18291 | The Powermonger | £ 26,596,958 | |
| 18292 | The Practice | £ 296,383,782 | |
| 18293 | the Praetorian Guard | £ 286,726,242 | |
| 18294 | The Pretenders | £ 46,740,553 | |
| 18295 | the Pretentious | £ 464,140,557 | |
| 18296 | The Prime Minister | £ 6,688,164 | |
| 18297 | The Princess | £ 115,749,969 | |
| 18298 | the Problem | £ 177,859,652 | |
| 18299 | The Prodigy | £ 180,474,192 | |
| 18300 | The Producers | £ 51,896,848 | |
