The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 17501 | Plague | £ 1,255,238,924 | |
| 17502 | Plan | £ 259,393,590 | |
| 17503 | Plan C | £ 53,857,654 | |
| 17504 | Plan IT | £ 35,059,217 | |
| 17505 | Planet Express | £ 623,439,194 | |
| 17506 | Planet Gaia | £ 18,178,347 | |
| 17507 | Planet Hollywood | £ 90,275,572 | |
| 17508 | Planet Mongo | £ 1,086,701,450 | |
| 17509 | Planet Rock | £ 340,742,654 | |
| 17510 | Planet X | £ 226,171,661 | |
| 17511 | Planetary Society | £ 21,942,237 | |
| 17512 | Plankos Lumber | £ 43,340,603 | |
| 17513 | Plankton | £ 59,462,917 | |
| 17514 | Planning Inspectorate | £ 124,958,865 | |
| 17515 | Plans | £ 872,986,062 | |
| 17516 | Plantar Fasciitis | £ 22,211,433 | |
| 17517 | Planters | £ 490,464 | |
| 17518 | Plants | £ 359,991,383 | |
| 17519 | Plasma Inc | £ 50,000 | |
| 17520 | Plasmonic Lasers | £ 3,511,259 | |
| 17521 | Plastic | £ 30,088,504 | |
| 17522 | Plastic Bunker | £ 4,132,869 | |
| 17523 | Plastic Lantern | £ 4,228,559 | |
| 17524 | Plastic Spoons | £ 169,843,833 | |
| 17525 | Plate Tectonics | £ 29,983,151 | |
| 17526 | Plateau Industries | £ 6,845,287 | |
| 17527 | plates | £ 44,709,869 | |
| 17528 | PLatinum | £ 54,693,246 | |
| 17529 | Platinum Label | £ 553,063,139 | |
| 17530 | Platinum Pt78 Netrobucks | £ 153,091,110 | |
| 17531 | Platinumgold | £ 30,205,173 | |
| 17532 | Platonic Love | £ 72,119,393 | |
| 17533 | Platt Man Corp. | £ 2,200,712 | |
| 17534 | Platus | £ 16,816,978 | |
| 17535 | Platypus | £ 1,270,052,279 | |
| 17536 | Play | £ 16,670,473 | |
| 17537 | Play Dirty | £ 6,989,001 | |
| 17538 | play hard | £ 1,424,385 | |
| 17539 | Play Safe | £ 184,234 | |
| 17540 | play666 | £ 50,000 | |
| 17541 | Playa | £ 7,802,116 | |
| 17542 | Playboy | £ 3,905,365,198 | |
| 17543 | Playboy Magazine | £ 1,601,018,624 | |
| 17544 | Player Haters Ball | £ 153,781,937 | |
| 17545 | player916 | £ 50,000 | |
| 17546 | Players | £ 204,023,801 | |
| 17547 | players contemplatin | £ 60,348,553 | |
| 17548 | Playfully | £ 112,355,788 | |
| 17549 | Playing Cards | £ 396,241,578 | |
| 17550 | playing footie | £ 92,827,898 | |
| 17551 | Playing Mind Games | £ 158,196,448 | |
| 17552 | Playing this Game | £ 33,468,814 | |
| 17553 | Playstation | £ 63,432,693 | |
| 17554 | Playstation2 | £ 28,697,661 | |
| 17555 | Playtime | £ 1,832,599,800 | |
| 17556 | PlazaMerD21 | £ 56,618,487 | |
| 17557 | Pleasant Dreams | £ 232,043,979 | |
| 17558 | Pleasantries | £ 10,955,990 | |
| 17559 | please | £ 55,607,176 | |
| 17560 | Please Shoot Me | £ 219,178,653 | |
| 17561 | Please Stop All These | £ 10,963,537 | |
| 17562 | Please thanks | £ 16,418,126 | |
| 17563 | Pleasure | £ 58,788,652 | |
| 17564 | Pleasures | £ 111,090,127 | |
| 17565 | Pleasuring International | £ 5,888,799 | |
| 17566 | Plenty | £ 4,678,408,138 | |
| 17567 | Plenty O Ho | £ 4,676,438 | |
| 17568 | Plink Plink Fizz | £ 17,956,736 | |
| 17569 | plishka concrete | £ 9,785,204 | |
| 17570 | PLO Holdings | £ 1,237,214 | |
| 17571 | Plongee | £ 8,511,780 | |
| 17572 | Plops Finest Cheeses | £ 5,501,616 | |
| 17573 | Plotanium | £ 131,743,562 | |
| 17574 | Plucker | £ 1,841,797 | |
| 17575 | plucking | £ 15,613,557 | |
| 17576 | Plucky One | £ 4,784,321 | |
| 17577 | plug | £ 4,564,047 | |
| 17578 | plumbers | £ 300,627,695 | |
| 17579 | Plumbum and co | £ 239,880,039 | |
| 17580 | Plunder Pirates | £ 4,857,074 | |
| 17581 | Plus Power | £ 60,355,746 | |
| 17582 | Pluto | £ 4,579,804,768 | |
| 17583 | plutocrat liberticide co | £ 8,749,511 | |
| 17584 | Plym Bay | £ 5,268,102 | |
| 17585 | Plym City | £ 4,864,279 | |
| 17586 | Plym Estate | £ 5,501,746 | |
| 17587 | Plym Field | £ 5,064,013 | |
| 17588 | Plym Ford | £ 4,719,681 | |
| 17589 | Plym Forest | £ 1,887,703 | |
| 17590 | Plym Sea | £ 7,230,815 | |
| 17591 | Plym Valley | £ 5,365,212 | |
| 17592 | Plym Wood | £ 25,092,307 | |
| 17593 | Plymouth | £ 5,023,622 | |
| 17594 | Plymouth Sound | £ 43,968,811 | |
| 17595 | Plympond | £ 6,607,988 | |
| 17596 | Plymtree | £ 5,626,474 | |
| 17597 | plz bomb me | £ 628,189 | |
| 17598 | PmP Enterprise | £ 16,370,492 | |
| 17599 | Po 84 | £ 261,044,431 | |
| 17600 | Pob Plc | £ 4,317,434 | |
