The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18401 | Spotted Richard Cleaners | £ 827,497 | |
| 18402 | SprayPaint | £ 1,298,229 | |
| 18403 | Spreader of Illwill | £ 37,333,095 | |
| 18404 | Spring | £ 490,197,562 | |
| 18405 | Spring Garden | £ 7,911,726 | |
| 18406 | Spring Water | £ 42,675,324 | |
| 18407 | Springfield | £ 365,478,507 | |
| 18408 | Springfield Energy | £ 28,463,036 | |
| 18409 | Springfield Nuclear | £ 118,856,090 | |
| 18410 | Springfield Secondary | £ 2,509,417,201 | |
| 18411 | Springfield Town Hall | £ 876,809,944 | |
| 18412 | Springkilled | £ 1,269,321 | |
| 18413 | Springs | £ 10,198,183 | |
| 18414 | SpringShield | £ 5,497,507 | |
| 18415 | Sprinks Inc | £ 4,390,671 | |
| 18416 | sprockets | £ 53,703,137 | |
| 18417 | Sprockets Inc | £ 5,030,706 | |
| 18418 | Spud | £ 1,955,323 | |
| 18419 | Spuds | £ 497,366,429 | |
| 18420 | spuff plc | £ 5,506,207 | |
| 18421 | Spunk | £ 2,293,521,269 | |
| 18422 | Spunty | £ 50,000 | |
| 18423 | Sputnik 1 | £ 201,994,262 | |
| 18424 | spyhunter inc | £ -11,388,259 | |
| 18425 | spypro | £ -350,929 | |
| 18426 | SQplus | £ 4,949,127 | |
| 18427 | Squadron of Levant | £ 47,364,771 | |
| 18428 | Square | £ 57,055,406 | |
| 18429 | Square 1 | £ 3,975,862 | |
| 18430 | Square Jaw | £ 698,354,349 | |
| 18431 | Square Pants | £ 313,898,098 | |
| 18432 | squares and pixels | £ 5,766,688 | |
| 18433 | Squat | £ 269,297,736 | |
| 18434 | Squattera Rights | £ 67,413,769 | |
| 18435 | Squid Co | £ 110,348,365 | |
| 18436 | Squid Game | £ 952,895,925 | |
| 18437 | squid killer | £ 964,475 | |
| 18438 | Squiggle and Giggle Inc | £ 436,626,321 | |
| 18439 | squirrel INC | £ 1,697,949 | |
| 18440 | Squirrels | £ 190,551,566 | |
| 18441 | Squirts | £ 3,328,189 | |
| 18442 | Squishy Squid | £ 1,794,797 | |
| 18443 | SR-71 Blackbird | £ 54,082,850 | |
| 18444 | Srbski | £ 63,885,839 | |
| 18445 | Sri Lanka | £ 842,505,943 | |
| 18446 | SRU Enterprises | £ 4,320,914 | |
| 18447 | Srwhite1 | £ 3,314,802 | |
| 18448 | Srwhite2 | £ 9,193,427 | |
| 18449 | Srwhite3 | £ 7,848,712 | |
| 18450 | Srwhite4 | £ 9,006,108 | |
| 18451 | Srwhite5 | £ 8,338,399 | |
| 18452 | SS Destroyer | £ 133,998,168 | |
| 18453 | SS Minow Johnson | £ 137,903,357 | |
| 18454 | St Domingo | £ 79,968,998 | |
| 18455 | St Elmos Fire | £ 251,079,062 | |
| 18456 | St Gaudens | £ 1,292,934,651 | |
| 18457 | St Gennys Krack | £ -203,036 | |
| 18458 | st george | £ 299,285,822 | |
| 18459 | St John | £ 182,306,504 | |
| 18460 | St Louis | £ 950,000 | |
| 18461 | St Louis Blues | £ 71,402,532 | |
| 18462 | St Petersburg | £ 34,520,241 | |
| 18463 | st pierre | £ 57,579,061 | |
| 18464 | St Tropez | £ 2,458,972,934 | |
| 18465 | St. Azrael | £ 8,516,186 | |
| 18466 | St. Gabriel | £ 8,631,942 | |
| 18467 | St. James | £ 60,242,459 | |
| 18468 | St. Louis | £ 47,098,251 | |
| 18469 | St. Michael | £ 5,503,934 | |
| 18470 | St. Peter and St. Paul | £ 668,256,561 | |
| 18471 | St. Ramiel | £ 8,104,855 | |
| 18472 | St. Raphael | £ 43,050,445 | |
| 18473 | St. Samael | £ 19,895,937 | |
| 18474 | St. Uriel | £ 5,501,061 | |
| 18475 | ST4RBUCKS | £ 91,604,919 | |
| 18476 | Stability | £ 38,961,867 | |
| 18477 | Stability Matrix | £ 118,393,181 | |
| 18478 | stack | £ 11,499,934 | |
| 18479 | Stadsholmen | £ 1,258,159,037 | |
| 18480 | Staff | £ 1,058,386,167 | |
| 18481 | Stags Breath | £ 492,434,295 | |
| 18482 | Stainz | £ 14,940,007 | |
| 18483 | Stakhanovite movement | £ 1,696,985 | |
| 18484 | Stale | £ 13,179,048 | |
| 18485 | Stale Curine | £ 82,093,392 | |
| 18486 | Stalker | £ 58,558,542 | |
| 18487 | Stalkers R Us | £ 135,204,301 | |
| 18488 | Stalling Inc | £ 582,826,471 | |
| 18489 | Stalone | £ 16,471,239 | |
| 18490 | Stamina | £ 1,343,606 | |
| 18491 | Stamps | £ 39,521,601 | |
| 18492 | Stan | £ 48,246,943 | |
| 18493 | Stan-Lee Morgan | £ 7,039,362 | |
| 18494 | Stand Alone Complex | £ 24,243,857 | |
| 18495 | stand and deliver | £ 394,108,019 | |
| 18496 | Standalone | £ 1,551,046 | |
| 18497 | Standard Fireworks | £ 75,498,073 | |
| 18498 | Standard Oil | £ 1,465,345,669 | |
| 18499 | Standards | £ 2,208,805,540 | |
| 18500 | Standing Water | £ 556,398 | |
