The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 19501 | SEAL Team 6 | £ 1,186,502,281 | |
| 19502 | SEALA | £ 978,468,451 | |
| 19503 | SEALAND | £ 2,755,677,346 | |
| 19504 | Seaman Co | £ 1,935,592 | |
| 19505 | seaofgreen | £ 130,535,357 | |
| 19506 | Sears | £ 54,078,406 | |
| 19507 | Seasaw Surplus | £ 5,505,224 | |
| 19508 | Seaside Estates | £ 9,288,548 | |
| 19509 | Season | £ 1,476,446,463 | |
| 19510 | Seathestars | £ 8,194,436 | |
| 19511 | Seats | £ 111,750,289 | |
| 19512 | Seattle | £ 41,358,091 | |
| 19513 | Seattles Best | £ 131,098,931 | |
| 19514 | Seaweed | £ 100,978,059 | |
| 19515 | Sebastiaan | £ 322,973 | |
| 19516 | Sebben and Sebben | £ 1,885,320,336 | |
| 19517 | SebCo | £ 14,000 | |
| 19518 | sebs inc | £ 1,626,510 | |
| 19519 | SEC | £ 127,231,981 | |
| 19520 | Second Cohort | £ 69,974,410 | |
| 19521 | second floor | £ 50,000 | |
| 19522 | Second Hand News | £ 520,771,400 | |
| 19523 | Second Order Effects | £ 27,329,810 | |
| 19524 | Second Trading Company | £ 6,016,713 | |
| 19525 | Secret | £ 120,845,706 | |
| 19526 | Secret Agent Man | £ 39,225,940 | |
| 19527 | Secret Society | £ 392,083,730 | |
| 19528 | Secrets | £ 5,111,431,839 | |
| 19529 | secrety | £ 40,748,049 | |
| 19530 | Secruos Inc. | £ -107,318 | |
| 19531 | Section25 | £ 156,457 | |
| 19532 | security | £ 73,557,394 | |
| 19533 | Security Belies You | £ 171,540 | |
| 19534 | Security Co. | £ 77,221,226 | |
| 19535 | Security Incidents | £ 45,521,215 | |
| 19536 | Security Screening | £ -1,896,270 | |
| 19537 | SecurityGuard | £ 1,666,169 | |
| 19538 | SecuritySystem | £ 581,390 | |
| 19539 | Sedge Inc | £ -1,148,381 | |
| 19540 | Sedition | £ 4,601,243 | |
| 19541 | Seeded rolls | £ 147,419,292 | |
| 19542 | Seeds | £ 87,009,697 | |
| 19543 | seee | £ 61,594,140 | |
| 19544 | Seeing the World | £ 119,962,666 | |
| 19545 | Seek. | £ 350,360,080 | |
| 19546 | Seen anything yet | £ 46,956,024 | |
| 19547 | SeeYouNextTuesday | £ 5,230,247 | |
| 19548 | SEGA GAMES | £ 75,705,080 | |
| 19549 | Seiffer Inc. | £ 5,806,593 | |
| 19550 | seifINC | £ 50,000 | |
| 19551 | Seizure | £ 737,423,805 | |
| 19552 | Sektor 7 | £ 92,615,023 | |
| 19553 | Selby | £ 4,001,016,142 | |
| 19554 | Self Control | £ 930,006,375 | |
| 19555 | Self Isolation | £ 8,955,951 | |
| 19556 | Self PreservationSociety | £ 423,890,999 | |
| 19557 | Self Satisfaction | £ 6,317,268 | |
| 19558 | Self-Discipline | £ 181,006,949 | |
| 19559 | SELF-IMPORTANCE | £ 113,694,234 | |
| 19560 | self-indulgence | £ 445,170,165 | |
| 19561 | self-justification | £ 21,883,461 | |
| 19562 | SelfPreservationSociety | £ -2,091,769 | |
| 19563 | Selke Inc. | £ 6,527 | |
| 19564 | SELL SELL SELL | £ 71,507,413 | |
| 19565 | selling up | £ 22,493,344 | |
| 19566 | Semper Fi | £ 94,570,133 | |
| 19567 | Sempre Fi | £ 112,805,041 | |
| 19568 | Sena Quina Papa | £ 813,185,547 | |
| 19569 | Senator | £ 121,477,024 | |
| 19570 | Senior Squeaker | £ 44,020,032 | |
| 19571 | Sens Corporation | £ 605,938 | |
| 19572 | Sense and Sensibility | £ 216,272,095 | |
| 19573 | Sentinal | £ 105,136,050 | |
| 19574 | Sentinel Tech | £ 4,708,479 | |
| 19575 | Seoul | £ 60,533,536 | |
| 19576 | Seperation | £ 4,265,285 | |
| 19577 | Sephiroth | £ 14,015,784 | |
| 19578 | sEpOmZ Ltd | £ 10,627,648 | |
| 19579 | sEpOmZ Offshore Ltd | £ 16,743,267 | |
| 19580 | septicide | £ 459,397,572 | |
| 19581 | Serated Edge | £ 6,021,958 | |
| 19582 | Serchlo holdings | £ 29,939,061 | |
| 19583 | Serendipity | £ 741,358,359 | |
| 19584 | Serenis | £ 5,507,893 | |
| 19585 | Serenis2 | £ 4,505,933 | |
| 19586 | Serenis3 | £ 5,506,105 | |
| 19587 | Serenity | £ 2,170,289 | |
| 19588 | Serenity Inc. | £ -24,434 | |
| 19589 | Serenity Now | £ 81,116,660 | |
| 19590 | Serenity Wellness | £ 56,986,911 | |
| 19591 | Serenity. | £ 446,026,954 | |
| 19592 | SERFco | £ 64,334,624 | |
| 19593 | Sergeant Pillcock | £ 992,579,289 | |
| 19594 | Sergei Inc | £ 1,928,134 | |
| 19595 | Sergei Prokofiev | £ 525,370,503 | |
| 19596 | Sergey Brin Pte Ltd | £ 1,736,201,196 | |
| 19597 | Sergio Kun Aguero | £ 809,555,767 | |
| 19598 | Serial Killers | £ 6,459,546 | |
| 19599 | Series Whatever | £ 492,685,993 | |
| 19600 | Serious Business | £ -1,182,619 | |
