The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 14001 | SillyPutty | £ 39,214,929 | |
| 14002 | Siloporten | £ 6,969,503 | |
| 14003 | silva | £ 36,054,742 | |
| 14004 | Silver | £ 1,180,244,063 | |
| 14005 | Silver Aftershock | £ 56,640,118 | |
| 14006 | Silver Fox Inc | £ 2,634,600 | |
| 14007 | Silver Haze | £ 56,653,264 | |
| 14008 | Silver Inc | £ 10,197,661 | |
| 14009 | Silver Shamrock Inc | £ 2,317,866 | |
| 14010 | Silver Surfer | £ 16,918,975 | |
| 14011 | Silver Wings | £ 1,402,236,444 | |
| 14012 | Silverdale St | £ 30,471,547 | |
| 14013 | Silvermoon Enterprises | £ -214,855 | |
| 14014 | Silvertide Enterprises | £ -1,627,976 | |
| 14015 | silvra | £ 54,285,205 | |
| 14016 | Sim City3 | £ 2,672,113 | |
| 14017 | Simon Cowells posterior | £ 240,514,908 | |
| 14018 | Simon Fraser University | £ 119,553,446 | |
| 14019 | Simple | £ 168,296,038 | |
| 14020 | Simple Inc. | £ 161,992,874 | |
| 14021 | simple things in life | £ -150,921 | |
| 14022 | SimpleS | £ 45,372,564 | |
| 14023 | Simpleton Co. | £ 154,696,172 | |
| 14024 | Simplicity | £ 73,991,816 | |
| 14025 | simply does it | £ 16,297,060 | |
| 14026 | simply nuts | £ 3,357,807 | |
| 14027 | Simply Sane Products | £ 46,396,437 | |
| 14028 | simplysouthern | £ 404,043 | |
| 14029 | Simulation | £ 4,647,866 | |
| 14030 | Sin | £ 574,038,068 | |
| 14031 | Sin City | £ 62,000,387 | |
| 14032 | Sin Co | £ 617 | |
| 14033 | Sin Sentido | £ 256,806,923 | |
| 14034 | Sinaloa | £ 269,326,986 | |
| 14035 | Sinatra Select | £ 361,569,082 | |
| 14036 | Sinbad the sailor | £ 204,891,252 | |
| 14037 | Since Day 1 | £ 61,665,725 | |
| 14038 | Since Day Five | £ 249,207,366 | |
| 14039 | Since Day four | £ 308,766,431 | |
| 14040 | Since Day One | £ 268,944,745 | |
| 14041 | Since Day Three | £ 138,424,911 | |
| 14042 | Since Day two | £ 157,991,737 | |
| 14043 | sincity | £ 207,710,495 | |
| 14044 | Sinclair Girnigoe | £ 198,678,004 | |
| 14045 | Sindar | £ 5,505,299 | |
| 14046 | Singani | £ 9,587,080,978 | |
| 14047 | Singapore | £ 453,579,334 | |
| 14048 | Singapore Garden | £ 432,350,067 | |
| 14049 | singham inc | £ 10,963,284 | |
| 14050 | SinghLTD2 | £ 10,446,400 | |
| 14051 | Single Barrel | £ 747,236,932 | |
| 14052 | Single Malt | £ 16,426,947 | |
| 14053 | Single Moms | £ 182,723,175 | |
| 14054 | Sinic Leccy Co | £ 477,855,468 | |
| 14055 | Sinister | £ 1,271,414 | |
| 14056 | Sink | £ 2,232,154 | |
| 14057 | Sink Ships | £ 269,509,457 | |
| 14058 | Sinkain INC | £ 1,929,856 | |
| 14059 | Sinking Ships | £ 81,355,767 | |
| 14060 | sins | £ 1,095,126,825 | |
| 14061 | sinsinattee | £ 77,807 | |
| 14062 | Sion | £ 45,276,606 | |
| 14063 | sip | £ 4,947,048 | |
| 14064 | SIPAPIAS | £ -5,901,721 | |
| 14065 | Sipledome | £ -285,277 | |
| 14066 | sips co | £ 5,109,034 | |
| 14067 | Siren | £ 17,058,704 | |
| 14068 | Sisters | £ 47,242,309 | |
| 14069 | Sisyphean | £ 48,163,924 | |
| 14070 | Sithis | £ 235,713 | |
| 14071 | Sitwel Ent. | £ 8,334,708 | |
| 14072 | Six Feet Under Ltd | £ -1,091,275 | |
| 14073 | Six More | £ 248,598,527 | |
| 14074 | Sixes | £ 116,651,618 | |
| 14075 | Sixpence None The Richer | £ 590,722,080 | |
| 14076 | Sixteen Vestal Virgins | £ 121,263,981 | |
| 14077 | Size | £ 48,776,162 | |
| 14078 | size 13s | £ 381,955,715 | |
| 14079 | SJA | £ 40,568,528 | |
| 14080 | SK1 | £ 87,390,278 | |
| 14081 | SK1 Elite | £ 120,651,100 | |
| 14082 | SK1N | £ -5,430 | |
| 14083 | SK2 | £ 86,097,057 | |
| 14084 | SK3 | £ 69,708,527 | |
| 14085 | skadooodle | £ 11,901,242 | |
| 14086 | SkaDouche | £ 5,505,074 | |
| 14087 | Skank | £ 23,429,613 | |
| 14088 | skanky co | £ 50,000 | |
| 14089 | Skarface Inc. | £ 4,262,037 | |
| 14090 | Skaro | £ 1,623,416 | |
| 14091 | Skarphace Inc. | £ -2,447,925 | |
| 14092 | Skean Dhu | £ 980,839,744 | |
| 14093 | Skeeno Enterprise | £ 2,720,832 | |
| 14094 | Skeeter13 | £ 145,215,516 | |
| 14095 | Skegness | £ 55,778,602 | |
| 14096 | Skegness Roads | £ 7,445,203 | |
| 14097 | Skeln Pass | £ 4,190,063 | |
| 14098 | Skelto | £ 108,946,767 | |
| 14099 | Skengs In The Duffer | £ 44,820,325 | |
| 14100 | Skeptics | £ 68,573,119 | |
