The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 15101 | SoundGarden | £ 92,574,010 | |
| 15102 | Soundofageneration | £ -130,846 | |
| 15103 | Sounds of Silence | £ 214,175,948 | |
| 15104 | SoUnit | £ 102,088,140 | |
| 15105 | soup | £ 208,164,849 | |
| 15106 | Sour Kush | £ 3,905,832 | |
| 15107 | Source Code | £ 157,566 | |
| 15108 | Sousa | £ 519,091,934 | |
| 15109 | South | £ 31,378,564 | |
| 15110 | South America | £ 173,626,731 | |
| 15111 | South America... | £ 57,303,632 | |
| 15112 | South Central | £ 105,290,443 | |
| 15113 | South Los Angeles | £ 6,261,416 | |
| 15114 | South Park | £ 445,955,512 | |
| 15115 | Southeastern Data | £ 55,845,049 | |
| 15116 | Southern Business | £ 13,300,144 | |
| 15117 | Southern Business1 | £ 12,666,204 | |
| 15118 | Southern Chapter | £ -6,128,351 | |
| 15119 | Southern Cross | £ 55,305,281 | |
| 15120 | Southern Gas | £ -300,902 | |
| 15121 | Southern Mafia | £ 344,165,513 | |
| 15122 | Southern Rhodesia | £ 5,494,142 | |
| 15123 | Southside Chicago | £ 7,936,039 | |
| 15124 | SouthWest Data | £ 585,667 | |
| 15125 | Soviet Nuclear Disasters | £ 39,711,612 | |
| 15126 | Sowing | £ 57,901,594 | |
| 15127 | sox | £ 1,443,156,330 | |
| 15128 | Soya Sauce | £ 5,497,631 | |
| 15129 | Soylent Corporation | £ -2,070,474 | |
| 15130 | Sozzled Again | £ 42,802,360 | |
| 15131 | Space | £ 96,146,809 | |
| 15132 | Space Invaders | £ 26,477,728 | |
| 15133 | Space Oddity | £ 256,111,791 | |
| 15134 | Space Race | £ 9,928,779 | |
| 15135 | spacecadet | £ 49,372,951 | |
| 15136 | spacegoats | £ 5,359,708 | |
| 15137 | Spacejunk | £ 44,494,462 | |
| 15138 | Spaces | £ 59,944,776 | |
| 15139 | Spaciba | £ 1,283,577,497 | |
| 15140 | Spade industries | £ 5,506,628 | |
| 15141 | Spades | £ 4,546,698 | |
| 15142 | Spaff | £ 77,116,392 | |
| 15143 | Spaggot Inc | £ 236,706 | |
| 15144 | spaghetti | £ 89,471,838 | |
| 15145 | Spaghettios | £ 50,000 | |
| 15146 | Spain | £ 16,220,811 | |
| 15147 | Spam Sandwiches | £ 5,507,579 | |
| 15148 | Spamla inc | £ 50,000 | |
| 15149 | Spangles | £ 49,726 | |
| 15150 | Spanish Armada II | £ 44,485,244 | |
| 15151 | Spank | £ 13,674,531 | |
| 15152 | Spanker | £ 216,312,193 | |
| 15153 | Spanners | £ 3,691,845 | |
| 15154 | Spar | £ 59,128,460 | |
| 15155 | Sparkle | £ 617,045,796 | |
| 15156 | Sparkplugs R You | £ 79,090 | |
| 15157 | Sparky | £ -236,550 | |
| 15158 | Sparrowhawk | £ 39,475,691 | |
| 15159 | Sparta Enterprises | £ 282,599,950 | |
| 15160 | Sparta Enterprises II | £ 105,756,617 | |
| 15161 | Sparta Enterprises III | £ 105,766,810 | |
| 15162 | Sparta Enterprises IV | £ 95,609,364 | |
| 15163 | Spartacus | £ 532,909,985 | |
| 15164 | Spartan | £ 76,005,663 | |
| 15165 | Spartica Shipping | £ 50,000 | |
| 15166 | Spawn | £ 142,490,029 | |
| 15167 | Speaker for the Dead | £ 50,000 | |
| 15168 | Speakers | £ 72,426,874 | |
| 15169 | Speaking | £ 588,187,136 | |
| 15170 | Special Foo Yung | £ 9,187,637 | |
| 15171 | Special Forces | £ 7,054,407 | |
| 15172 | Special FX | £ 147,867,503 | |
| 15173 | special guitars | £ 1,199,797 | |
| 15174 | Special Mix | £ 5,473,499 | |
| 15175 | special pls | £ 4,240,064 | |
| 15176 | Special Prizes | £ 581,446,644 | |
| 15177 | Special Shoes | £ 2,903,310 | |
| 15178 | Species | £ 121,573,613 | |
| 15179 | Species-8472 | £ 5,820,065 | |
| 15180 | speckled Hen | £ 250,992,623 | |
| 15181 | Spectral Enterprises | £ 24,068,850 | |
| 15182 | Spectre | £ 53,046,664 | |
| 15183 | spectre123 | £ 2,490,052 | |
| 15184 | Spectrum | £ 176,002,235 | |
| 15185 | Speech | £ 1,280,794,604 | |
| 15186 | speechless | £ 56,270,931 | |
| 15187 | Speed | £ 137,496,654 | |
| 15188 | Speed LTD | £ -348,953 | |
| 15189 | Speedbird 1 | £ 2,807,550 | |
| 15190 | speeding | £ 48,355,411 | |
| 15191 | Speeding Tickets | £ 43,550,739 | |
| 15192 | Speedracer | £ 85,761,782 | |
| 15193 | Speeds | £ 418,480,204 | |
| 15194 | Speedster | £ -137,662 | |
| 15195 | speedswift | £ 843,932 | |
| 15196 | Speedy | £ 210,919,089 | |
| 15197 | SPEEDY GONZALES | £ 146,102,689 | |
| 15198 | Speedy Tuna | £ 3,236,493 | |
| 15199 | Spells | £ 50,000 | |
| 15200 | Spells inc | £ 118,351,209 | |
