The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 17001 | sorrento valley | £ 6,233,987 | |
| 17002 | Sorrow | £ 381,696,851 | |
| 17003 | Sorrows | £ 46,019,310 | |
| 17004 | Sorry Im Fresh | £ 5,008,894 | |
| 17005 | Sorting out loose ends | £ 59,716,904 | |
| 17006 | Sosa Stop | £ 209,698 | |
| 17007 | SoSick | £ 20,510,887 | |
| 17008 | Soul Bowl | £ 920,004,428 | |
| 17009 | Soul Breaker | £ 28,170,704 | |
| 17010 | Soulfire | £ 5,299,604 | |
| 17011 | Souls | £ 16,809,265 | |
| 17012 | Soulzzz | £ 5,508,492 | |
| 17013 | Sound | £ 25,692,221 | |
| 17014 | Sound Cloud | £ 9,802,521 | |
| 17015 | SoundFX Ltd | £ 5,531,466 | |
| 17016 | SoundGarden | £ 92,574,010 | |
| 17017 | Soundofageneration | £ -130,846 | |
| 17018 | Sounds of Silence | £ 214,175,948 | |
| 17019 | Soundwave | £ 1,928,482,932 | |
| 17020 | SoUnit | £ 102,088,140 | |
| 17021 | soup | £ 208,164,849 | |
| 17022 | SOUR CREAM | £ 13,850,271 | |
| 17023 | Sour Kush | £ 3,905,832 | |
| 17024 | Source Code | £ 157,566 | |
| 17025 | Sousa | £ 519,091,934 | |
| 17026 | South | £ 31,378,564 | |
| 17027 | South America | £ 173,626,731 | |
| 17028 | South America... | £ 57,303,632 | |
| 17029 | South Central | £ 105,290,443 | |
| 17030 | South China Sea | £ 316,758,991 | |
| 17031 | South Los Angeles | £ 6,261,416 | |
| 17032 | South Park | £ 651,955,512 | |
| 17033 | South Side Gang | £ 246,730,550 | |
| 17034 | Southeastern Data | £ 55,845,049 | |
| 17035 | Southern Business | £ 13,300,144 | |
| 17036 | Southern Business1 | £ 12,666,204 | |
| 17037 | Southern Chapter | £ -6,128,351 | |
| 17038 | Southern Cross | £ 55,305,281 | |
| 17039 | Southern Gas | £ -300,902 | |
| 17040 | Southern Mafia | £ 344,165,513 | |
| 17041 | Southern Rhodesia | £ 5,494,142 | |
| 17042 | Southside Chicago | £ 7,936,039 | |
| 17043 | SouthWest Data | £ 585,667 | |
| 17044 | Soviet Nuclear Disasters | £ 39,711,612 | |
| 17045 | Sowing | £ 57,901,594 | |
| 17046 | sox | £ 1,432,534,744 | |
| 17047 | Soya Sauce | £ 5,497,631 | |
| 17048 | Soylent Corporation | £ -2,070,474 | |
| 17049 | Sozzled Again | £ 42,802,360 | |
| 17050 | Space | £ 96,146,809 | |
| 17051 | Space Cargo | £ 909,839,391 | |
| 17052 | Space Invaders | £ 136,191,974 | |
| 17053 | Space Oddity | £ 256,111,791 | |
| 17054 | Space Race | £ 9,928,779 | |
| 17055 | Space Trade Corp | £ 3,813,164 | |
| 17056 | spacecadet | £ 49,372,951 | |
| 17057 | spacegoats | £ 5,359,708 | |
| 17058 | Spacejunk | £ 44,494,462 | |
| 17059 | Spaces | £ 59,944,776 | |
| 17060 | Spaciba | £ 1,283,577,497 | |
| 17061 | Spade | £ 896,883,167 | |
| 17062 | Spade industries | £ 5,506,628 | |
| 17063 | Spades | £ 4,546,698 | |
| 17064 | Spaff | £ 77,116,392 | |
| 17065 | Spaggot Inc | £ 236,706 | |
| 17066 | spaghetti | £ 89,471,838 | |
| 17067 | Spaghettios | £ 50,000 | |
| 17068 | Spain | £ 16,220,811 | |
| 17069 | Spam Sandwiches | £ 5,507,579 | |
| 17070 | Spamla inc | £ 50,000 | |
| 17071 | Spangles | £ 49,726 | |
| 17072 | Spanish Armada II | £ 145,991,039 | |
| 17073 | Spank | £ 13,674,531 | |
| 17074 | Spanker | £ 402,909,172 | |
| 17075 | Spanners | £ 3,691,845 | |
| 17076 | Spar | £ 59,128,460 | |
| 17077 | Sparkle | £ 617,045,796 | |
| 17078 | sparkles unicorn | £ 87,215,107 | |
| 17079 | Sparkplugs R You | £ 79,090 | |
| 17080 | Sparky | £ -236,550 | |
| 17081 | Sparrowhawk | £ 39,475,691 | |
| 17082 | Sparta | £ 57,236,943 | |
| 17083 | Sparta Enterprises | £ 282,599,950 | |
| 17084 | Sparta Enterprises II | £ 105,756,617 | |
| 17085 | Sparta Enterprises III | £ 105,766,810 | |
| 17086 | Sparta Enterprises IV | £ 95,609,364 | |
| 17087 | Spartacus | £ 655,458,795 | |
| 17088 | Spartan | £ 76,005,663 | |
| 17089 | Spartica Shipping | £ 50,000 | |
| 17090 | Spawn | £ 142,490,029 | |
| 17091 | Speachmark | £ 4,033,556 | |
| 17092 | Speaker for the Dead | £ 50,000 | |
| 17093 | Speakers | £ 72,426,874 | |
| 17094 | Speaking | £ 671,790,816 | |
| 17095 | Special Foo Yung | £ 9,187,637 | |
| 17096 | Special Forces | £ 7,054,407 | |
| 17097 | Special Forces Group | £ -18,330 | |
| 17098 | Special FX | £ 147,867,503 | |
| 17099 | special guitars | £ 1,199,797 | |
| 17100 | SPECIAL measures | £ 118,941,284 | |
