The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 16601 | SHOTGUN | £ 76,231,042 | |
| 16602 | Shotgun inc | £ 1,790,888 | |
| 16603 | shots and barrels | £ 3,678,860 | |
| 16604 | Should I | £ 58,117,916 | |
| 16605 | Should We Shoot Them | £ 55,141,268 | |
| 16606 | Shove You | £ 640,839,596 | |
| 16607 | Show Me | £ 3,585,067 | |
| 16608 | Showers | £ 661,319,910 | |
| 16609 | shredding | £ 24,990,800 | |
| 16610 | Shrek2 | £ 9,501,090 | |
| 16611 | ShrinkingViolet | £ 50,000 | |
| 16612 | Shrooms inc | £ 74,260,374 | |
| 16613 | Shropshire Enterprise | £ 2,211,592 | |
| 16614 | SHU | £ 584,231,729 | |
| 16615 | Shuffle Nights | £ 5,503,006 | |
| 16616 | Shundery thowers | £ 53,853,951 | |
| 16617 | shut up | £ 103,351,395 | |
| 16618 | Shut Up Meg | £ 23,511,988 | |
| 16619 | Shutting up shop | £ 44,690,066 | |
| 16620 | Siamese Gnats | £ 1,460,583,978 | |
| 16621 | Siberian Forest Cat | £ 268,376,346 | |
| 16622 | SIBF | £ 11,830,055,665 | |
| 16623 | Sic | £ 87,406,897 | |
| 16624 | Sicario | £ 56,880,872 | |
| 16625 | Sicilian Holding Corp. | £ 24,703,410 | |
| 16626 | Sicily | £ 38,366,402 | |
| 16627 | Sick | £ 44,661,349 | |
| 16628 | Sick on a Widow | £ 145,081,811 | |
| 16629 | Sickness | £ -10,078,045 | |
| 16630 | Sickoz Company | £ 776,372,485 | |
| 16631 | sid | £ 16,772,505 | |
| 16632 | Sid The Sexist | £ 11,083,450 | |
| 16633 | Sidders85 inc | £ 50,000 | |
| 16634 | Side Pony | £ 191,337,989 | |
| 16635 | SideLineD | £ 3,552,075 | |
| 16636 | Sidewinder | £ 207,797,344 | |
| 16637 | Sidewinder Missle | £ 9,807,767 | |
| 16638 | Sidney inc | £ 50,000 | |
| 16639 | Sids Emporium | £ 15,032,548 | |
| 16640 | Sieber | £ 50,000 | |
| 16641 | Sifosed Enterprises | £ 25,255 | |
| 16642 | Sift co | £ -137,410 | |
| 16643 | Sighs | £ 9,874,626 | |
| 16644 | Sight | £ 200,734,160 | |
| 16645 | Sigma Industries | £ 17,556 | |
| 16646 | Sigma-957 | £ 56,676,770 | |
| 16647 | Sigma-Aldrich | £ 222,828,225 | |
| 16648 | Sign | £ 51,894,494 | |
| 16649 | Signals | £ 44,495,265 | |
| 16650 | Silat | £ 126,598,241 | |
| 16651 | Silence | £ 80,546,554 | |
| 16652 | silent assassin | £ 1,250,769 | |
| 16653 | Silent Inc. | £ 286,365,315 | |
| 16654 | Silent Stalker | £ 1,059,795 | |
| 16655 | Silent Witness | £ 304,621,399 | |
| 16656 | Silent_Whisper | £ 189,456,569 | |
| 16657 | Silica Gel | £ 416,330,491 | |
| 16658 | Silicon Valley | £ 163,881,485 | |
| 16659 | Silk Boxers | £ 79,929,679 | |
| 16660 | Silly Walks | £ 8,973,455 | |
| 16661 | SillyPutty | £ 39,214,929 | |
| 16662 | Siloporten | £ 6,969,503 | |
| 16663 | silva | £ 36,054,742 | |
| 16664 | Silver | £ 1,180,244,063 | |
| 16665 | Silver Aftershock | £ 56,640,118 | |
| 16666 | Silver Haze | £ 286,306,148 | |
| 16667 | Silver Inc | £ 10,197,661 | |
| 16668 | Silver Plated Netrobucks | £ 168,199,969 | |
| 16669 | Silver Shamrock Inc | £ 2,317,866 | |
| 16670 | Silver Surfer | £ 592,109,630 | |
| 16671 | Silver Wings | £ 1,381,690,294 | |
| 16672 | Silverdale St | £ 30,471,547 | |
| 16673 | Silvermoon Enterprises | £ -214,855 | |
| 16674 | Silvertide Enterprises | £ -1,627,976 | |
| 16675 | silvra | £ 54,285,205 | |
| 16676 | Sim City3 | £ 2,672,113 | |
| 16677 | Simon Cowells posterior | £ 240,514,908 | |
| 16678 | Simon Fraser University | £ 119,553,446 | |
| 16679 | Simon The Sprout | £ 168,440,909 | |
| 16680 | Simple | £ 199,139,466 | |
| 16681 | Simple Inc. | £ 161,992,874 | |
| 16682 | Simple Things | £ 55,697,089 | |
| 16683 | simple things in life | £ -150,921 | |
| 16684 | SimpleS | £ 45,372,564 | |
| 16685 | Simpleton Co. | £ 154,696,172 | |
| 16686 | Simplicity | £ 73,991,816 | |
| 16687 | simply does it | £ 16,297,060 | |
| 16688 | simply nuts | £ 3,357,807 | |
| 16689 | Simply Sane Products | £ 46,396,437 | |
| 16690 | simplysouthern | £ 404,043 | |
| 16691 | Simulation | £ 4,647,866 | |
| 16692 | Sin | £ 882,690,513 | |
| 16693 | Sin City | £ 92,965,888 | |
| 16694 | Sin Co | £ 617 | |
| 16695 | Sin Sentido | £ 253,153,436 | |
| 16696 | Sinaloa | £ 265,825,947 | |
| 16697 | Sinatra Select | £ 636,672,700 | |
| 16698 | Sinbad the sailor | £ 214,550,415 | |
| 16699 | Since Day 1 | £ 61,665,725 | |
| 16700 | Since Day Five | £ 1,216,915,969 | |
