The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 13701 | seaofgreen | £ 130,535,357 | |
| 13702 | Searching for more | £ 360,522,360 | |
| 13703 | Sears | £ 54,078,406 | |
| 13704 | Seasaw Surplus | £ 5,505,224 | |
| 13705 | Season | £ 625,176,103 | |
| 13706 | Seathestars | £ 8,194,436 | |
| 13707 | Seattle | £ 41,358,091 | |
| 13708 | Seattles Best | £ 129,058,253 | |
| 13709 | Seaweed | £ 100,978,059 | |
| 13710 | Sebastiaan | £ 322,973 | |
| 13711 | Sebben and Sebben | £ 1,889,634,946 | |
| 13712 | SebCo | £ 14,000 | |
| 13713 | sebs inc | £ 1,626,510 | |
| 13714 | Second Attempt | £ 56,372,359 | |
| 13715 | Second Cohort | £ 69,974,410 | |
| 13716 | second floor | £ 50,000 | |
| 13717 | Second Hand News | £ 520,771,400 | |
| 13718 | Second Trading Company | £ 6,016,713 | |
| 13719 | Secret | £ 6,128,344 | |
| 13720 | Secret Police | £ 944,264 | |
| 13721 | Secret Society | £ 392,083,730 | |
| 13722 | Secrets | £ 3,196,180,609 | |
| 13723 | Secrets escape | £ 3,364,046 | |
| 13724 | secrety | £ 40,748,049 | |
| 13725 | Secruos Inc. | £ -107,318 | |
| 13726 | Section25 | £ 156,457 | |
| 13727 | security | £ 73,557,394 | |
| 13728 | Security Belies You | £ 171,540 | |
| 13729 | Security Co. | £ 77,221,226 | |
| 13730 | Security Forces | £ 512,394 | |
| 13731 | Security Screening | £ -1,896,270 | |
| 13732 | SecurityGuard | £ 1,666,169 | |
| 13733 | SecuritySystem | £ 581,390 | |
| 13734 | Sedge Inc | £ -1,148,381 | |
| 13735 | See | £ 31,911 | |
| 13736 | Seeds | £ 87,009,697 | |
| 13737 | seee | £ 61,594,140 | |
| 13738 | Seeing Carlos In A Rave | £ 54,719,354 | |
| 13739 | Seeing the World | £ 119,962,666 | |
| 13740 | SeeS | £ 33,237 | |
| 13741 | SeeYouNextTuesday | £ 5,230,247 | |
| 13742 | SEGA GAMES | £ 75,705,080 | |
| 13743 | seharveys | £ 156,582,753 | |
| 13744 | Seiffer Inc. | £ 5,806,593 | |
| 13745 | Seizure | £ 737,423,805 | |
| 13746 | Self Satisfaction | £ 6,317,268 | |
| 13747 | selfplay | £ 1,150,175 | |
| 13748 | Selke Inc. | £ 6,527 | |
| 13749 | Sellotape | £ 12,268,599 | |
| 13750 | sells Celery | £ 69,480,299 | |
| 13751 | Semper Fi | £ 94,570,133 | |
| 13752 | Sempre Fi | £ 112,805,041 | |
| 13753 | Sena Quina Papa | £ 298,838,974 | |
| 13754 | Senator | £ 121,477,024 | |
| 13755 | Send Me To The Moon | £ 18,346,417 | |
| 13756 | Senior Squeaker | £ 44,020,032 | |
| 13757 | Sens Corporation | £ 605,938 | |
| 13758 | Sense and Sensibility | £ 216,272,095 | |
| 13759 | Sentinal | £ 105,136,050 | |
| 13760 | Sentinel Tech | £ 4,708,479 | |
| 13761 | Seoul | £ 55,078,576 | |
| 13762 | Separation | £ 49,304,197 | |
| 13763 | Sephiroth | £ 14,015,784 | |
| 13764 | sEpOmZ Ltd | £ 10,627,648 | |
| 13765 | sEpOmZ Offshore Ltd | £ 16,743,267 | |
| 13766 | Sequester | £ 46,627,487 | |
| 13767 | Serated Edge | £ 6,021,958 | |
| 13768 | Serchlo holdings | £ 5,475,226 | |
| 13769 | Serendipity | £ 731,244,415 | |
| 13770 | Serenity | £ 2,170,289 | |
| 13771 | Serenity Inc. | £ -24,434 | |
| 13772 | Serenity Now | £ 81,116,660 | |
| 13773 | SERFco | £ 64,334,624 | |
| 13774 | Sergeant Pillcock | £ 992,579,289 | |
| 13775 | Sergei Inc | £ 1,928,134 | |
| 13776 | Sergei Prokofiev | £ 525,370,503 | |
| 13777 | Sergio Kun Aguero | £ 809,555,767 | |
| 13778 | Serial Killers | £ 6,459,546 | |
| 13779 | Serious Business | £ -1,182,619 | |
| 13780 | Serpent | £ 260,134,152 | |
| 13781 | Service | £ 5,502,028 | |
| 13782 | sesamstraat | £ 2,241,788 | |
| 13783 | Set | £ 21,601,683 | |
| 13784 | Set Up | £ 11,302,997 | |
| 13785 | SetSail | £ 245,223,130 | |
| 13786 | Settlement | £ 6,098,231 | |
| 13787 | Seven | £ 325,978,609 | |
| 13788 | Seven Deuce Gaming | £ 67,134,968 | |
| 13789 | seven fc | £ 135,478,188 | |
| 13790 | seven inc | £ 93,563,702 | |
| 13791 | seven ltd | £ 59,114,953 | |
| 13792 | seven plc | £ 10,193,638 | |
| 13793 | seven psychopaths | £ 51,597,766 | |
| 13794 | Seven Sins LLC | £ 7,972,747 | |
| 13795 | Seven7 Ent | £ 31,864,568 | |
| 13796 | Seventycentslitre | £ 40,234,383 | |
| 13797 | Seville | £ 795,535,770 | |
| 13798 | sewitogs | £ 24,637,830 | |
| 13799 | Sex | £ 205,742,200 | |
| 13800 | Sex Toys | £ 64,013,863 | |
