The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 19601 | Silent Inc. | £ 286,365,315 | |
| 19602 | Silent Predator | £ -3,711,093 | |
| 19603 | Silent Stalker | £ 1,059,795 | |
| 19604 | Silent Stalkers | £ 5,382,002 | |
| 19605 | Silent Synd. | £ 4,432,208 | |
| 19606 | Silent Thoughts | £ 7,276,995 | |
| 19607 | Silent_Whisper | £ 189,456,569 | |
| 19608 | Silica Gel | £ 416,330,491 | |
| 19609 | Silk Boxers | £ 79,929,679 | |
| 19610 | Silly Sausage | £ 650,733,856 | |
| 19611 | Silly Sock Emporium | £ 40,348,362 | |
| 19612 | Silly Walks | £ 8,973,455 | |
| 19613 | Silmarils Inc | £ 5,502,423 | |
| 19614 | Siloporten | £ 6,969,503 | |
| 19615 | silva | £ 36,054,742 | |
| 19616 | Silver | £ 1,180,220,963 | |
| 19617 | Silver Aftershock | £ 56,640,118 | |
| 19618 | Silver Haze | £ 320,165,501 | |
| 19619 | Silver Inc | £ 10,197,661 | |
| 19620 | Silver Lantern | £ 50,000 | |
| 19621 | Silver Plated Netrobucks | £ 169,274,529 | |
| 19622 | Silver Pot | £ 53,827,016 | |
| 19623 | Silver Shamrock Inc | £ 2,317,866 | |
| 19624 | Silver Spoon Cafe | £ 940,991,994 | |
| 19625 | Silver Surfer | £ 760,816,291 | |
| 19626 | Silver Wings | £ 1,381,690,294 | |
| 19627 | Silvermoon Enterprises | £ -214,855 | |
| 19628 | Silvertide Enterprises | £ -1,627,976 | |
| 19629 | silvra | £ 54,285,205 | |
| 19630 | Sim City3 | £ 2,672,113 | |
| 19631 | SimCity | £ 136,620,541 | |
| 19632 | Simcoe County | £ 5,557,781 | |
| 19633 | SimEarth | £ 28,195,422 | |
| 19634 | Simon Cowells posterior | £ 240,514,908 | |
| 19635 | Simon Fraser University | £ 119,553,446 | |
| 19636 | Simon The Sprout | £ 392,953,118 | |
| 19637 | Simple | £ 199,139,466 | |
| 19638 | Simple Inc. | £ 161,992,874 | |
| 19639 | Simple Things | £ 55,697,089 | |
| 19640 | simple things in life | £ -150,921 | |
| 19641 | simpleton | £ 11,851,530 | |
| 19642 | Simpleton Co. | £ 154,696,172 | |
| 19643 | Simplicity | £ 73,991,816 | |
| 19644 | Simply Caesar | £ 95,974,460 | |
| 19645 | simply does it | £ 16,297,060 | |
| 19646 | simply nuts | £ 3,357,807 | |
| 19647 | Simply Sane Products | £ 46,396,437 | |
| 19648 | Simply Subsidiary | £ 23,554,862 | |
| 19649 | simplysouthern | £ 404,043 | |
| 19650 | Sims Company | £ 69,553,563 | |
| 19651 | Simulation | £ 4,647,866 | |
| 19652 | Sin | £ 882,690,513 | |
| 19653 | Sin City | £ 92,965,888 | |
| 19654 | Sin Co | £ 617 | |
| 19655 | Sin Industries | £ 1,511,830 | |
| 19656 | Sin Sentido | £ 253,153,436 | |
| 19657 | Sinaloa | £ 561,374,560 | |
| 19658 | Sinaloa Cartel | £ 102,795,331 | |
| 19659 | Sinar | £ 63,558,897 | |
| 19660 | Sinatra Select | £ 636,672,700 | |
| 19661 | Sinbad the sailor | £ 214,550,415 | |
| 19662 | Since 1796 | £ 69,471,127 | |
| 19663 | Since Day One | £ 2,477,009,730 | |
| 19664 | sincity | £ 207,710,495 | |
| 19665 | Sinclair | £ 25,875,093 | |
| 19666 | Sinclair Girnigoe | £ 1,133,668,388 | |
| 19667 | Sindar | £ 5,505,299 | |
| 19668 | Singani | £ 10,311,313,621 | |
| 19669 | Singapore | £ 453,579,334 | |
| 19670 | Singaporean Gang | £ 2,542,349,359 | |
| 19671 | Singapura | £ 51,209,029 | |
| 19672 | Singh | £ 10,715,804 | |
| 19673 | singham inc | £ 10,963,284 | |
| 19674 | SinghLTD2 | £ 10,446,400 | |
| 19675 | Single Barrel | £ 988,439,929 | |
| 19676 | Single Malt | £ 16,426,947 | |
| 19677 | Single Moms | £ 229,020,757 | |
| 19678 | Sinic Leccy Co | £ 477,855,468 | |
| 19679 | Sinister | £ 1,271,414 | |
| 19680 | Sinister Minister | £ 1,244,939,577 | |
| 19681 | Sink Ships | £ 269,509,457 | |
| 19682 | Sinkain INC | £ 1,959,845 | |
| 19683 | Sinking Ships | £ 81,355,767 | |
| 19684 | Sinners | £ 338,520,161 | |
| 19685 | Sino Group | £ 120,712,329 | |
| 19686 | sins | £ 1,105,930,002 | |
| 19687 | Sioux | £ 2,547,930 | |
| 19688 | sip | £ 4,947,048 | |
| 19689 | SIPAPIAS | £ -5,901,721 | |
| 19690 | Sipledome | £ -8,748,379 | |
| 19691 | Sipral | £ 5,507,397 | |
| 19692 | sips co | £ 5,109,034 | |
| 19693 | Sir Humphry | £ 491,344,886 | |
| 19694 | Sirfound inc | £ -9,263 | |
| 19695 | Sirfound inc2 | £ -3,544 | |
| 19696 | sirius co.uk | £ 554,545,175 | |
| 19697 | Sisko | £ 50,000 | |
| 19698 | sister | £ 562,523,191 | |
| 19699 | Sister Sage | £ -4,405,048 | |
| 19700 | Sisters | £ 47,242,309 | |
