The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11801 | Junglefever | £ 24,861,201 | |
| 11802 | Juniper Construction | £ 56,861,094 | |
| 11803 | Junk | £ 431,654,334 | |
| 11804 | JunkCity INC | £ 10,407,977 | |
| 11805 | Juno and Roux | £ 14,753,398 | |
| 11806 | Jupiler | £ 5,683,388 | |
| 11807 | jupiter | £ 1,355,152 | |
| 11808 | Jupiter Mining Corp | £ 28,925,807 | |
| 11809 | Jura | £ 1,623,895,306 | |
| 11810 | Jurassic | £ 37,794,188 | |
| 11811 | Jurassic Express | £ 28,702,716 | |
| 11812 | Jurassic Park | £ 48,039,349 | |
| 11813 | Jurassic Pork | £ 96,094,152 | |
| 11814 | Jurgen Klopp | £ 43,068,806 | |
| 11815 | Jurrassic Park | £ 2,605,916 | |
| 11816 | jurs | £ 288,656,507 | |
| 11817 | Just | £ 28,365,142 | |
| 11818 | Just A Day | £ 26,082,013 | |
| 11819 | Just A Dream | £ 12,265,757 | |
| 11820 | Just Bombing | £ 59,782,940 | |
| 11821 | Just For You | £ 17,400,978 | |
| 11822 | just let me be | £ 6,707,944 | |
| 11823 | Just one more | £ 136,190,198 | |
| 11824 | Just Passing Through | £ 5,742,812,728 | |
| 11825 | Just Retribution | £ 6,953,544 | |
| 11826 | Just Sofa King Cool | £ 9,519,130 | |
| 11827 | Just starting out | £ 10,971,118 | |
| 11828 | Just The Tip | £ 279,851,937 | |
| 11829 | Just to Aim You | £ 243,977 | |
| 11830 | just waking up | £ 127,609,044 | |
| 11831 | JUST WANT TO HAVE FUN | £ 1,131,397,881 | |
| 11832 | justamoment | £ 17,544,165 | |
| 11833 | Justice | £ 137,228,468 | |
| 11834 | Justice League | £ 7,416,986 | |
| 11835 | Justice Leak | £ 35,988,289 | |
| 11836 | Justin | £ 2,668,434 | |
| 11837 | Justin Bieber | £ 27,561,000 | |
| 11838 | Justin Sane Holdings | £ -21,069,787 | |
| 11839 | justin4 | £ 902,324 | |
| 11840 | JW Enterprises | £ -1,450,018 | |
| 11841 | JW Enterprises 2 | £ 22,945,339 | |
| 11842 | JW Enterprises 3 | £ 50,000 | |
| 11843 | JW Enterprises 4 | £ 50,000 | |
| 11844 | Jwingly | £ 5,534,464 | |
| 11845 | jworldbaby | £ 50,000 | |
| 11846 | k corporation | £ 110,877,229 | |
| 11847 | K Inc | £ 1,555,269 | |
| 11848 | K International | £ 2,087,656 | |
| 11849 | K K Downing | £ 1,008,895,327 | |
| 11850 | K.A.R.R | £ 50,000 | |
| 11851 | K1-MAX | £ 56,042,525 | |
| 11852 | K9 and Company | £ 10,611,205 | |
| 11853 | K9 Associates | £ 50,000 | |
| 11854 | KA Holdings Corp | £ 6,818,486 | |
| 11855 | Kabam | £ 105,435,232 | |
| 11856 | kabanyaka | £ 37,379,885 | |
| 11857 | kaboom | £ 13,912,493 | |
| 11858 | Kaboom Co | £ 81,203,546 | |
| 11859 | kaboom1 | £ 3,330,507 | |
| 11860 | kabooooom | £ 674,119 | |
| 11861 | Kadabra | £ 61,607,571 | |
| 11862 | Kade Inc. | £ 5,461,496 | |
| 11863 | Kade Inc. 2 | £ 200,000 | |
| 11864 | Kade Inc. 3 | £ 164,379 | |
| 11865 | Kael | £ 237,447,436 | |
| 11866 | Kafka Ltd | £ 31,546,017 | |
| 11867 | Kagawa Kollective | £ 5,483,368 | |
| 11868 | Kagazura | £ 11,876,358 | |
| 11869 | Kage Inc | £ 1,319,175 | |
| 11870 | Kagero | £ 3,445,787 | |
| 11871 | kahuna | £ 88,187,836 | |
| 11872 | kaiser ltd | £ 742,119,288 | |
| 11873 | Kajira Industries | £ -3,600,600 | |
| 11874 | Kakorrhaphiophobia | £ 50,200,911 | |
| 11875 | Kalamitys | £ 5,359,945 | |
| 11876 | Kalatakaya | £ 433,336,119 | |
| 11877 | Kaldera | £ 53,561,134 | |
| 11878 | KallieKarate | £ 59,857,180 | |
| 11879 | Kama Sutra | £ 213,600,872 | |
| 11880 | Kamag | £ 146,811,914 | |
| 11881 | Kamarov | £ 11,237,077 | |
| 11882 | Kamerton Inc. | £ 645,890 | |
| 11883 | Kamikaze Airlines Inc. | £ 78,430,948 | |
| 11884 | Kamikaze Bomber | £ 74,814,604 | |
| 11885 | Kaminskas | £ 55,868,286 | |
| 11886 | kanasai | £ 50,000 | |
| 11887 | Kandiyohi County | £ 53,738,410 | |
| 11888 | KandS | £ 3,317,383 | |
| 11889 | Kane | £ 39,831,353 | |
| 11890 | Kang Inc. | £ 1,312,387 | |
| 11891 | Kanga | £ 16,745,097 | |
| 11892 | kangaroo | £ 139,832,545 | |
| 11893 | Kangaroo Island | £ 2,150,000 | |
| 11894 | Kangaroo Meat | £ 54,454,388 | |
| 11895 | Kansas City | £ 56,501,581 | |
| 11896 | Kanye West | £ 5,765,764 | |
| 11897 | kaobei Enteries | £ 5,513,700 | |
| 11898 | KaOs InC | £ 50,000 | |
| 11899 | KappaTek | £ -150,364 | |
| 11900 | Kaptain Kush | £ 1,256,682 | |
