The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 19101 | second floor | £ 50,000 | |
| 19102 | Second Hand News | £ 520,771,400 | |
| 19103 | Second Order Effects | £ 21,869,331 | |
| 19104 | Second Trading Company | £ 6,016,713 | |
| 19105 | Secret | £ 120,845,706 | |
| 19106 | Secret Agent Man | £ 55,807,408 | |
| 19107 | Secret Society | £ 392,083,730 | |
| 19108 | Secrets | £ 5,111,431,839 | |
| 19109 | secrety | £ 40,748,049 | |
| 19110 | Secruos Inc. | £ -107,318 | |
| 19111 | Section25 | £ 156,457 | |
| 19112 | security | £ 73,557,394 | |
| 19113 | Security Belies You | £ 171,540 | |
| 19114 | Security Co. | £ 77,221,226 | |
| 19115 | Security Incidents | £ 45,521,215 | |
| 19116 | Security Screening | £ -1,896,270 | |
| 19117 | SecurityGuard | £ 1,666,169 | |
| 19118 | SecuritySystem | £ 581,390 | |
| 19119 | Sedge Inc | £ -1,148,381 | |
| 19120 | Sedition | £ 4,601,243 | |
| 19121 | Seeded rolls | £ 151,668,397 | |
| 19122 | Seeds | £ 87,009,697 | |
| 19123 | seee | £ 61,594,140 | |
| 19124 | Seeing the World | £ 119,962,666 | |
| 19125 | Seek. | £ 350,360,080 | |
| 19126 | Seen anything yet | £ 45,764,299 | |
| 19127 | SeeYouNextTuesday | £ 5,230,247 | |
| 19128 | SEGA GAMES | £ 75,705,080 | |
| 19129 | Seiffer Inc. | £ 5,806,593 | |
| 19130 | seifINC | £ 50,000 | |
| 19131 | Seizure | £ 737,423,805 | |
| 19132 | Sektor 7 | £ 92,615,023 | |
| 19133 | Selby | £ 3,966,963,376 | |
| 19134 | Self Control | £ 930,006,375 | |
| 19135 | Self Isolation | £ 8,955,951 | |
| 19136 | Self PreservationSociety | £ 423,890,999 | |
| 19137 | Self Satisfaction | £ 6,317,268 | |
| 19138 | Self-Discipline | £ 181,006,949 | |
| 19139 | SELF-IMPORTANCE | £ 113,694,234 | |
| 19140 | self-indulgence | £ 443,128,159 | |
| 19141 | self-justification | £ 21,883,461 | |
| 19142 | SelfPreservationSociety | £ -2,091,769 | |
| 19143 | Selke Inc. | £ 6,527 | |
| 19144 | SELL SELL SELL | £ 71,507,413 | |
| 19145 | Semper Fi | £ 94,570,133 | |
| 19146 | Sempre Fi | £ 112,805,041 | |
| 19147 | Sena Quina Papa | £ 813,185,547 | |
| 19148 | Senator | £ 121,477,024 | |
| 19149 | Senior Squeaker | £ 44,020,032 | |
| 19150 | Sens Corporation | £ 605,938 | |
| 19151 | Sense and Sensibility | £ 216,272,095 | |
| 19152 | Sentinal | £ 105,136,050 | |
| 19153 | Sentinel Tech | £ 4,708,479 | |
| 19154 | Seoul | £ 60,533,536 | |
| 19155 | Seperation | £ 4,265,285 | |
| 19156 | Sephiroth | £ 14,015,784 | |
| 19157 | sEpOmZ Ltd | £ 10,627,648 | |
| 19158 | sEpOmZ Offshore Ltd | £ 16,743,267 | |
| 19159 | septicide | £ 411,397,572 | |
| 19160 | Sequester | £ 46,627,487 | |
| 19161 | Serated Edge | £ 6,021,958 | |
| 19162 | Serchlo holdings | £ 29,939,061 | |
| 19163 | Serco | £ 1,093,514 | |
| 19164 | Serendipity | £ 741,358,359 | |
| 19165 | Serenis | £ 5,507,893 | |
| 19166 | Serenis2 | £ 4,505,933 | |
| 19167 | Serenis3 | £ 5,506,105 | |
| 19168 | Serenity | £ 2,170,289 | |
| 19169 | Serenity Inc. | £ -24,434 | |
| 19170 | Serenity Now | £ 81,116,660 | |
| 19171 | Serenity Wellness | £ 56,986,911 | |
| 19172 | Serenity. | £ 446,026,954 | |
| 19173 | SERFco | £ 64,334,624 | |
| 19174 | Sergeant Pillcock | £ 992,579,289 | |
| 19175 | Sergei Inc | £ 1,928,134 | |
| 19176 | Sergei Prokofiev | £ 525,370,503 | |
| 19177 | Sergey Brin Pte Ltd | £ 1,295,075,569 | |
| 19178 | Sergio Kun Aguero | £ 809,555,767 | |
| 19179 | Serial Killers | £ 6,459,546 | |
| 19180 | Series Whatever | £ 490,000,429 | |
| 19181 | Serious Business | £ -1,182,619 | |
| 19182 | seriously. why tho | £ 50,013,366 | |
| 19183 | Serpent | £ 260,134,152 | |
| 19184 | Serpent XD1 | £ 15,851,857 | |
| 19185 | Serpent XD2 | £ 5,443,678 | |
| 19186 | Serpent XD3 | £ 4,763,894 | |
| 19187 | Served | £ 47,312,596 | |
| 19188 | Service | £ 5,502,028 | |
| 19189 | Service co | £ 209,456,677 | |
| 19190 | Service Unavailable | £ 100,492,489 | |
| 19191 | sesamstraat | £ 6,510,493 | |
| 19192 | Set | £ 21,601,683 | |
| 19193 | Set fire to u | £ 103,474,479 | |
| 19194 | Set me up | £ 156,806,093 | |
| 19195 | Set Up | £ 11,302,997 | |
| 19196 | Settled Down | £ 47,081,086 | |
| 19197 | Settlement | £ -3,245,244 | |
| 19198 | Seven | £ 325,978,609 | |
| 19199 | Seven 7 Seven | £ 49,310,083 | |
| 19200 | Seven Deadly Sins | £ 1,130,913,667 | |
