The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 18201 | slaphead2 | £ -156,475 | |
| 18202 | slaphead3 | £ -6,737,631 | |
| 18203 | slaphead4 | £ -751,213 | |
| 18204 | slaphead5 | £ -2,562,108 | |
| 18205 | Slappy Town | £ 2,015,053,537 | |
| 18206 | Slash and Gash | £ 4,651,142 | |
| 18207 | Slate | £ 58,468,363 | |
| 18208 | Slater Street | £ 947,838,612 | |
| 18209 | Slaughter | £ 1,636,271,993 | |
| 18210 | Slaughterhouse | £ 9,970,673 | |
| 18211 | SlavaUkraine | £ 2,880,640 | |
| 18212 | Slayer | £ 25,594,542 | |
| 18213 | sldkfjf | £ 110,612 | |
| 18214 | Sleaze | £ 136,915,338 | |
| 18215 | Sledge Hammer | £ 1,081,251,938 | |
| 18216 | sleep | £ 113,004,613 | |
| 18217 | Sleeping Beast 911 | £ 1,470,853 | |
| 18218 | Sleeping Beauty | £ 213,678,806 | |
| 18219 | sleepless nights | £ 24,139,123 | |
| 18220 | Sleepopolis | £ 48,498,080 | |
| 18221 | Sleepy Hollow | £ 1,180,575,284 | |
| 18222 | Sleepy Morty | £ 23,417,410 | |
| 18223 | SleepyHollow | £ 77,245,081 | |
| 18224 | Slide Trombones | £ 896,576,481 | |
| 18225 | Slider | £ 412,297,035 | |
| 18226 | Slim | £ 67,193,763 | |
| 18227 | Slim Jimz | £ 2,454,944 | |
| 18228 | Slim Shady | £ 83,489,975 | |
| 18229 | Slim Shady Enterprises | £ 1,955,122 | |
| 18230 | Slime | £ 2,088,953 | |
| 18231 | SLIME INC | £ 1,117,069 | |
| 18232 | SlimHimzLtd | £ 130,231 | |
| 18233 | SlimJimmzLtd | £ -76,218 | |
| 18234 | slimjims | £ 4,536,918 | |
| 18235 | SlimStevesLtd | £ -166,194 | |
| 18236 | SlimTimzLtd | £ 1,063,311 | |
| 18237 | Slipknot | £ 141,156,652 | |
| 18238 | Slippers | £ 664,495,182 | |
| 18239 | Slipperslappers | £ 50,000 | |
| 18240 | Slippery | £ 125,781,411 | |
| 18241 | Slither and Bite | £ 6,206,873 | |
| 18242 | SLM Distribution | £ 128,478,835 | |
| 18243 | SLM Finance | £ 58,439,496 | |
| 18244 | SLM Industries | £ 86,783,495 | |
| 18245 | SLM Logistics | £ 54,434,601 | |
| 18246 | SLM Operations | £ 56,210,954 | |
| 18247 | SLM Technologies | £ 57,334,457 | |
| 18248 | SLOB | £ 8,761,916 | |
| 18249 | Slog and Slack | £ 188,308,693 | |
| 18250 | Sloots | £ 334,908,017 | |
| 18251 | sloppy seconds | £ 1,449,838 | |
| 18252 | Slos Deros | £ 302,150,114 | |
| 18253 | Sloths | £ 93,889,856 | |
| 18254 | Slovakia | £ 5,885,837 | |
| 18255 | Slovenia | £ 10,962,736 | |
| 18256 | Slow | £ 104,827,347 | |
| 18257 | Slow Counts | £ 19,666,231 | |
| 18258 | Slow Death | £ 385,454,654 | |
| 18259 | Slow Loris Inc. | £ 303,501,243 | |
| 18260 | Sludge Imports | £ 5,164,246 | |
| 18261 | Slug Slime | £ 33,322,801 | |
| 18262 | slugs | £ 76,332,819 | |
| 18263 | Slugs R Us | £ 3,038,128 | |
| 18264 | slumlord inc | £ 704,403 | |
| 18265 | Slurpy Slurps | £ 18,056,366 | |
| 18266 | SlushMonkey | £ 5,441,646 | |
| 18267 | Slutty | £ 5,190,812 | |
| 18268 | sluty ninjas | £ 2,002,364 | |
| 18269 | SlyStalker Corp | £ 4,131,261 | |
| 18270 | SlyStalker Enterprise | £ 58,273,424 | |
| 18271 | SlyStalker Enterprises | £ 5,635,250 | |
| 18272 | SlyStalker Ltd | £ 5,505,246 | |
| 18273 | Slytherin | £ 1,527,345,266 | |
| 18274 | Small | £ 1,421,368 | |
| 18275 | small changes | £ 167,118,901 | |
| 18276 | Small feet | £ 5,503,602 | |
| 18277 | Small Fry Ltd | £ 10,059,769 | |
| 18278 | SmallBitch | £ 4,936,133 | |
| 18279 | smallpond | £ 2,301,565 | |
| 18280 | smalls | £ 119,007,317 | |
| 18281 | smallville | £ 423,692 | |
| 18282 | smartone | £ 17,822,832 | |
| 18283 | smartphone generation x | £ 49,788,343 | |
| 18284 | Smash | £ 83,490,998 | |
| 18285 | Smash It Enterprises | £ 14,247,386 | |
| 18286 | Smashedup Inc. | £ 144,415,928 | |
| 18287 | smashem | £ 69,457,594 | |
| 18288 | smashing | £ 50,000 | |
| 18289 | Smaug | £ 3,981,631 | |
| 18290 | smeg | £ 2,883,908 | |
| 18291 | SmegHead.Inc | £ 4,712,583 | |
| 18292 | Smegma | £ 160,806,196 | |
| 18293 | Smell | £ 56,809,421 | |
| 18294 | SmellMyStench | £ 4,274,870 | |
| 18295 | Smellsies | £ 50,000 | |
| 18296 | smelly old socks | £ 146,681,450 | |
| 18297 | Smelly Turds | £ 92,473,414 | |
| 18298 | SMG Fire | £ 25,366,092 | |
| 18299 | smiffys stuff | £ -1,166,514 | |
| 18300 | smiklihood | £ 694,763 | |
