The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 20001 | Sound Cloud | £ 9,802,521 | |
| 20002 | Sound of the Police | £ 49,153,052 | |
| 20003 | SoundFX Ltd | £ 5,531,466 | |
| 20004 | SoundGarden | £ 92,574,010 | |
| 20005 | Sounds of Silence | £ 214,175,948 | |
| 20006 | Soundwave | £ 7,641,819,741 | |
| 20007 | SoUnit | £ 102,088,140 | |
| 20008 | soup | £ 208,164,849 | |
| 20009 | Sour Kush | £ 3,905,832 | |
| 20010 | Source Code | £ 157,566 | |
| 20011 | SourDiesel | £ 51,232,568 | |
| 20012 | Sousa | £ 519,091,934 | |
| 20013 | South | £ 31,378,564 | |
| 20014 | South America | £ 173,626,731 | |
| 20015 | South America... | £ 57,303,632 | |
| 20016 | South Australia | £ 3,781,642 | |
| 20017 | South Carolina | £ 3,065,578 | |
| 20018 | South Central | £ 105,290,443 | |
| 20019 | South China Sea | £ 1,904,497,080 | |
| 20020 | South Dakota | £ 5,638,827 | |
| 20021 | South Essex Regiment | £ 56,333,299 | |
| 20022 | South Park | £ 651,955,512 | |
| 20023 | south pole ltd | £ 1,014,182,757 | |
| 20024 | Southeastern Data | £ 55,845,049 | |
| 20025 | Southern Business | £ 13,300,144 | |
| 20026 | Southern Business1 | £ 12,666,204 | |
| 20027 | Southern Cross | £ 55,305,281 | |
| 20028 | Southern Gas | £ -300,902 | |
| 20029 | Southern Mafia | £ 344,165,513 | |
| 20030 | Southern Rhodesia | £ 5,494,142 | |
| 20031 | SouthWest Data | £ 585,667 | |
| 20032 | southwest voodoo | £ 980,180,420 | |
| 20033 | Sovereign Coalition | £ 233,794,730 | |
| 20034 | Soviet Nuclear Disasters | £ 159,279,661 | |
| 20035 | Sowing | £ 57,901,594 | |
| 20036 | sox | £ 1,432,534,744 | |
| 20037 | Soya Sauce | £ 5,497,631 | |
| 20038 | Soylent Corporation | £ -2,070,474 | |
| 20039 | Sozzled Again | £ 42,802,360 | |
| 20040 | Space | £ 96,146,809 | |
| 20041 | Space Cargo | £ 271,808,594 | |
| 20042 | Space Dog | £ 571,433,765 | |
| 20043 | space dog. | £ 3,892,330,265 | |
| 20044 | Space Invaders | £ 136,191,974 | |
| 20045 | Space Mining | £ 248,710,661 | |
| 20046 | Space Needle | £ 13,067,320 | |
| 20047 | Space Oddity | £ 256,111,791 | |
| 20048 | Space Operations | £ 4,275,060,848 | |
| 20049 | Space Race | £ 9,928,779 | |
| 20050 | Space Trade Corp | £ 4,291,886 | |
| 20051 | spacecadet | £ 49,372,951 | |
| 20052 | spacegoats | £ 5,359,708 | |
| 20053 | Spaces | £ 59,944,776 | |
| 20054 | SpaceX | £ 5,502,174 | |
| 20055 | SpaceXXX | £ 50,000 | |
| 20056 | Spaciba | £ 1,283,577,497 | |
| 20057 | Spaco | £ -1,423,121 | |
| 20058 | Spade | £ 896,883,167 | |
| 20059 | Spade industries | £ 5,506,628 | |
| 20060 | Spades | £ 285,267,585 | |
| 20061 | Spaff | £ 77,116,392 | |
| 20062 | Spag Bol | £ 54,420,789 | |
| 20063 | Spaggot Inc | £ 236,706 | |
| 20064 | spaghetti | £ 89,471,838 | |
| 20065 | spaghetti westerns | £ 21,876,244 | |
| 20066 | Spaghettios | £ 50,000 | |
| 20067 | Spain | £ 16,220,811 | |
| 20068 | Spam | £ 633,835,308 | |
| 20069 | Spam Fritters | £ 824,713,391 | |
| 20070 | Spam Sandwiches | £ 5,507,579 | |
| 20071 | Spam Sandwichs | £ 980,907,842 | |
| 20072 | Spam Slices | £ 996,613,195 | |
| 20073 | Spamla inc | £ 50,000 | |
| 20074 | Spangles | £ 49,726 | |
| 20075 | Spanish Armada II | £ 145,991,039 | |
| 20076 | spanish inquisition | £ 225,233,318 | |
| 20077 | Spanish painter | £ 25,445,114 | |
| 20078 | Spank | £ 13,674,531 | |
| 20079 | Spanker | £ 427,868,023 | |
| 20080 | Spanner Dental Co | £ 12,861,851 | |
| 20081 | Spanner Talk | £ 140,848,452 | |
| 20082 | Spanners | £ 3,691,845 | |
| 20083 | Spar | £ 93,536,219 | |
| 20084 | Sparkes | £ 129,128,625 | |
| 20085 | sparkiing water | £ 64,896,065 | |
| 20086 | Sparkle | £ 617,045,796 | |
| 20087 | Sparky | £ -236,550 | |
| 20088 | Sparrowhawk | £ 39,475,691 | |
| 20089 | Sparta | £ 66,314,635 | |
| 20090 | Sparta Enterprises | £ 282,599,950 | |
| 20091 | Sparta Enterprises II | £ 105,756,617 | |
| 20092 | Sparta Enterprises III | £ 105,766,810 | |
| 20093 | Sparta Enterprises IV | £ 95,609,364 | |
| 20094 | Spartacus | £ 668,458,795 | |
| 20095 | Spartacus. | £ 171,829,616 | |
| 20096 | Spartan | £ 76,005,663 | |
| 20097 | Spartan Inc. | £ 27,035,865 | |
| 20098 | Spartans | £ 1,956,650 | |
| 20099 | Spartica Shipping | £ 50,000 | |
| 20100 | Spawn | £ 142,490,029 | |
