The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 16301 | Process | £ 50,000 | |
| 16302 | Processing | £ 142,523,169 | |
| 16303 | Procrastination | £ 967,798,938 | |
| 16304 | Procter and Gamble | £ 1,158,005,766 | |
| 16305 | Prodigal Enterprises | £ 4,944,427 | |
| 16306 | Prodigy | £ 311,272,612 | |
| 16307 | Produce | £ 352,010 | |
| 16308 | Producer | £ 55,384,555 | |
| 16309 | Productions | £ 438,084 | |
| 16310 | Professional Courtesy | £ 74,323,712 | |
| 16311 | Professionals | £ 344,376,486 | |
| 16312 | Professor Robert Langdon | £ 53,504,192 | |
| 16313 | Professor X | £ 8,703,739 | |
| 16314 | Professor X. | £ 53,583,247 | |
| 16315 | Professorship | £ 32,163,827 | |
| 16316 | Proficiency | £ 251,261,426 | |
| 16317 | Profile | £ 691,407,676 | |
| 16318 | Profit | £ 5,505,955 | |
| 16319 | Profits in Hull | £ 68,491,589 | |
| 16320 | Profits LLC | £ 1,700,795 | |
| 16321 | Profligacy | £ 643,544 | |
| 16322 | Progress | £ 58,937,074 | |
| 16323 | Progress. | £ 184,152,083 | |
| 16324 | Progressive Congressive | £ 5,697,155 | |
| 16325 | Project Delta | £ 68,624,493 | |
| 16326 | Project Eagle | £ 55,859,252 | |
| 16327 | Project Empire | £ 5,509,361 | |
| 16328 | Project Energy | £ 5,739,533 | |
| 16329 | Project Management | £ 6,424,086 | |
| 16330 | Project May | £ 5,815,888 | |
| 16331 | project mayhem | £ 4,507,188 | |
| 16332 | Project Reaper | £ 167,890,403 | |
| 16333 | Project Seed | £ 5,504,832 | |
| 16334 | Project Spectre | £ 5,505,487 | |
| 16335 | Project Treadstone | £ 1,262,126,906 | |
| 16336 | proktor industries | £ 50,000 | |
| 16337 | Prometheus | £ 8,453,746 | |
| 16338 | Promotions | £ 50,000 | |
| 16339 | PromzyJs | £ 50,000 | |
| 16340 | Proof | £ 259,060,213 | |
| 16341 | proof - | £ 484,065,454 | |
| 16342 | Propaganda | £ 51,554,545 | |
| 16343 | Proper Dead | £ 10,511,845 | |
| 16344 | Property Brothers | £ 52,150,648 | |
| 16345 | Property Insurance Co | £ 40,085,022 | |
| 16346 | Property Takeovers | £ 463,330,325 | |
| 16347 | Prophetic Visions | £ 5,730,435 | |
| 16348 | Propofol | £ 3,218,910,213 | |
| 16349 | Proportion | £ 108,424,777 | |
| 16350 | props | £ 2,898,008 | |
| 16351 | Props Go The Weasel | £ 66,145,455 | |
| 16352 | Prosecution | £ 111,850,663 | |
| 16353 | Prosperity | £ 36,224,843 | |
| 16354 | Prosperity Pioneers1 | £ 3,943,004 | |
| 16355 | Prosperium Inc | £ -63,244 | |
| 16356 | Protected Sites | £ 195,535,141 | |
| 16357 | Protected Speach | £ 803,415,598 | |
| 16358 | Protection | £ 465,720 | |
| 16359 | Protection Powered | £ 48,829,032 | |
| 16360 | Protection Services | £ 41,159,787 | |
| 16361 | Protesting | £ 395,544,095 | |
| 16362 | Protocol | £ 27,153,272 | |
| 16363 | Proudfoot | £ 928,098,488 | |
| 16364 | Proudmart | £ 8,500,837 | |
| 16365 | Proverbs | £ 94,569,288 | |
| 16366 | providence | £ 686,922,770 | |
| 16367 | provoked | £ 27,232,983 | |
| 16368 | Provost | £ 3,521,960 | |
| 16369 | Proxima Centauri | £ 366,052,456 | |
| 16370 | Prussian_Junkers_Corp | £ 21,212,710 | |
| 16371 | PR_Holdings | £ 2,767,996 | |
| 16372 | Psalm Seven Enterprises | £ 298,426 | |
| 16373 | Pseudoscience | £ 5,198,804 | |
| 16374 | Pstar | £ 62,764,548 | |
| 16375 | PSTH | £ 1,173,780 | |
| 16376 | Psych Industries | £ 1,119,189 | |
| 16377 | Psych. Industries | £ 50,000 | |
| 16378 | Psycho | £ -8,519,844 | |
| 16379 | Psycho Coke Snorters | £ 1,683,595,259 | |
| 16380 | Psycho Goose | £ 327,492,796 | |
| 16381 | Psycho Mantis | £ 58,292,901 | |
| 16382 | Psychological Warfare | £ 93,789,177 | |
| 16383 | Psychosis | £ 69,213,957 | |
| 16384 | Psychoville | £ 475,102,168 | |
| 16385 | PSYCON | £ 4,054,594 | |
| 16386 | Pterofirma | £ 210,911,022 | |
| 16387 | PTO | £ 132,971,764 | |
| 16388 | Public Enemy | £ -10,559,431 | |
| 16389 | Public Nudity | £ 6,877,174 | |
| 16390 | Public School System | £ 54,431,082 | |
| 16391 | Public Transit System | £ 55,727,647 | |
| 16392 | Pubs N Brothels | £ 32,911,445 | |
| 16393 | puck inc | £ 1,971,805 | |
| 16394 | Puddles | £ 79,427,850 | |
| 16395 | Puddytats | £ 48,716,684 | |
| 16396 | Pudhaaaaaa | £ 31,456,587 | |
| 16397 | Puemdnarb | £ 106,197,158 | |
| 16398 | PuffDragon Enterprises | £ 15,295,307 | |
| 16399 | Puffed Wheat | £ 77,300,605 | |
| 16400 | Puffpass | £ 18,185,053 | |
