The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 12601 | Osipolis | £ 16,660,041 | |
| 12602 | Osiris | £ 225,126,101 | |
| 12603 | osiris666 | £ -1,880,407 | |
| 12604 | osiris6971 | £ 10,377,105 | |
| 12605 | Osmosis | £ 36,967,752 | |
| 12606 | Osprey Close | £ 53,590,765 | |
| 12607 | other comps | £ 171,572,056 | |
| 12608 | Other Reality | £ 4,518,202 | |
| 12609 | Otherones | £ 61,853,286 | |
| 12610 | Others | £ 26,039,960 | |
| 12611 | otherwil | £ 133,717 | |
| 12612 | otherwil2 | £ -34,567,223 | |
| 12613 | otherwil3 | £ 1,893,225 | |
| 12614 | otherwil4 | £ 4,826,025 | |
| 12615 | otherwil5 | £ 829,030 | |
| 12616 | Ottawa | £ 44,778,874 | |
| 12617 | Otto | £ 511,521,836 | |
| 12618 | OU812 | £ 295,106,966 | |
| 12619 | OuCh | £ 17,035,035 | |
| 12620 | Ouija Industries | £ 345,812 | |
| 12621 | our butterfly | £ 1,134,896,288 | |
| 12622 | Our Discontent | £ 5,507,855 | |
| 12623 | Our Dollar | £ 173,827,178 | |
| 12624 | Our Doorstep | £ 1,396,159 | |
| 12625 | Our Golden Years | £ 908,659,300 | |
| 12626 | Our Good Name | £ 571,345,968 | |
| 12627 | Our Happy Memories | £ 34,408,558 | |
| 12628 | our judgement | £ 621,639,331 | |
| 12629 | our lifes | £ 254,895,741 | |
| 12630 | Our Lives | £ 60,309,789 | |
| 12631 | our Lord | £ 5,790,277 | |
| 12632 | Our Loved Ones | £ 106,677,737 | |
| 12633 | Our Times | £ 1,742,749 | |
| 12634 | Ours | £ 191,746,347 | |
| 12635 | Ourselves | £ 91,484,866 | |
| 12636 | out | £ 85,981,569 | |
| 12637 | Out of Nothing | £ 1,503,708 | |
| 12638 | Out Of The Blue | £ 946,989,643 | |
| 12639 | Out of town | £ 586,926 | |
| 12640 | Out You Go | £ 39,675,860 | |
| 12641 | outbreak | £ 561,418,136 | |
| 12642 | Outer Heaven | £ 58,665,319 | |
| 12643 | Outlandish Labs LLC | £ 1,478,185 | |
| 12644 | Outlands | £ 155,639,513 | |
| 12645 | Outlaw | £ 10,047,120 | |
| 12646 | Outletsales | £ 1,793,596 | |
| 12647 | Outrageous Fortune | £ 210,155,594 | |
| 12648 | Outsourcing LLC | £ 4,372,708 | |
| 12649 | Outtathisworld plc | £ 1,236,092 | |
| 12650 | Outworld | £ 75,608,832 | |
| 12651 | Ovation | £ 2,547,061 | |
| 12652 | Over A Pub | £ 97,048,135 | |
| 12653 | Over Priced | £ 73,067,141 | |
| 12654 | overflowing bog | £ 11,871,021 | |
| 12655 | overHelming | £ 491,414,184 | |
| 12656 | Overmeire | £ 5,506,415 | |
| 12657 | Overpoort | £ 2,764,404 | |
| 12658 | Overpovered | £ 1,092,543 | |
| 12659 | Override | £ 17,139,813 | |
| 12660 | OverThor | £ 5,507,873 | |
| 12661 | Overwatch | £ 215,454,246 | |
| 12662 | Overwatch LTD | £ 57,470,387 | |
| 12663 | Ovine Flu | £ 187,135,961 | |
| 12664 | ow3n pte ltd | £ 3,307,504 | |
| 12665 | Owens Enterprise | £ 1,324,577,364 | |
| 12666 | OWLF | £ 2,914,903 | |
| 12667 | Owls | £ 425,596,680 | |
| 12668 | owned | £ 5,486,100 | |
| 12669 | Owned2EU | £ -76,039,189 | |
| 12670 | Owned3EU | £ 2,813,019 | |
| 12671 | Owned4EU | £ -11,748,456 | |
| 12672 | Owner | £ 6,354,110 | |
| 12673 | Owning This Land | £ -869,747 | |
| 12674 | oWoTYRANNYoWo | £ 401,170,354 | |
| 12675 | OWWWW | £ 5,508,284 | |
| 12676 | Oxcide | £ 12,818,579 | |
| 12677 | Oxford | £ 205,487,202 | |
| 12678 | OXO | £ 611,433,849 | |
| 12679 | Oxtail Soup | £ 120,786,540 | |
| 12680 | Oxy Clean | £ 71,691,928 | |
| 12681 | OXYCODONE | £ 1,565,508,905 | |
| 12682 | Oxygen | £ 215,261,376 | |
| 12683 | Oz and Goodwin | £ 4,583,012 | |
| 12684 | Ozz | £ 89,779,013 | |
| 12685 | P a p a r a z z i | £ 178,441,792 | |
| 12686 | P.A.F.C | £ 4,925,729 | |
| 12687 | P1GLTD | £ 19,292 | |
| 12688 | paal met bijen | £ 8,480,544 | |
| 12689 | Pabst | £ 52,512,217 | |
| 12690 | PACE | £ 70,619,715 | |
| 12691 | PACE10000 | £ -134,527 | |
| 12692 | Pacha | £ 589,453,521 | |
| 12693 | Pacific Injustice | £ 88,830,701 | |
| 12694 | PacIndustries | £ 10,669 | |
| 12695 | Package | £ 5,501,542 | |
| 12696 | PACKERS | £ 50,000 | |
| 12697 | Packwood holdings | £ 35,593,693 | |
| 12698 | Packworld | £ 81,219,935 | |
| 12699 | Pad | £ 9,195,398 | |
| 12700 | Pad Enterprises | £ 7,175,125 | |
