The following list shows all the companies that are in the game.
| Companies List | |||
| Pos. | Company Name | Awards | Total Worth |
| 11901 | Junglefever | £ 24,861,201 | |
| 11902 | Juniper Construction | £ 55,932,680 | |
| 11903 | Junk | £ 431,654,334 | |
| 11904 | junk inc | £ 51,980,399 | |
| 11905 | junk inc 2 | £ 50,341,854 | |
| 11906 | junk inc 3 | £ 9,989,938 | |
| 11907 | junk inc 4 | £ 5,500,018 | |
| 11908 | junk inc 5 | £ 5,494,428 | |
| 11909 | JunkCity INC | £ 10,407,977 | |
| 11910 | Juno and Roux | £ 14,753,398 | |
| 11911 | Jupiler | £ 5,683,388 | |
| 11912 | jupiter | £ 1,355,152 | |
| 11913 | Jupiter Mining Corp | £ 28,925,807 | |
| 11914 | Jura | £ 1,667,555,426 | |
| 11915 | Jurassic | £ 37,794,188 | |
| 11916 | Jurassic Express | £ 28,702,716 | |
| 11917 | Jurassic Park | £ 48,039,349 | |
| 11918 | Jurassic Pork | £ 96,094,152 | |
| 11919 | Jurgen Klopp | £ 43,068,806 | |
| 11920 | Jurrassic Park | £ 2,605,916 | |
| 11921 | jurs | £ 288,656,507 | |
| 11922 | Just | £ 28,365,142 | |
| 11923 | Just A Day | £ 26,082,013 | |
| 11924 | Just A Dream | £ 12,265,757 | |
| 11925 | Just Bombing | £ 59,782,940 | |
| 11926 | Just Cruising | £ 30,729,107 | |
| 11927 | Just For You | £ 17,400,978 | |
| 11928 | just let me be | £ 6,707,944 | |
| 11929 | Just one more | £ 136,190,198 | |
| 11930 | Just Passing Through | £ 5,742,812,728 | |
| 11931 | Just Retribution | £ 6,953,544 | |
| 11932 | Just Sofa King Cool | £ 9,519,130 | |
| 11933 | Just starting out | £ 10,971,118 | |
| 11934 | Just The Tip | £ 279,851,937 | |
| 11935 | Just to Aim You | £ 243,977 | |
| 11936 | just waking up | £ 127,609,044 | |
| 11937 | JUST WANT TO HAVE FUN | £ 1,131,397,881 | |
| 11938 | justamoment | £ 17,544,165 | |
| 11939 | Justice | £ 137,228,468 | |
| 11940 | Justice League | £ 7,416,986 | |
| 11941 | Justice Leak | £ 35,988,289 | |
| 11942 | Justin | £ 45,430,655 | |
| 11943 | Justin Bieber | £ 27,561,000 | |
| 11944 | Justin Sane Holdings | £ -21,069,787 | |
| 11945 | justin4 | £ 902,324 | |
| 11946 | JW Enterprises | £ -1,450,018 | |
| 11947 | JW Enterprises 2 | £ 22,945,339 | |
| 11948 | JW Enterprises 3 | £ 50,000 | |
| 11949 | JW Enterprises 4 | £ 50,000 | |
| 11950 | Jwingly | £ 5,534,464 | |
| 11951 | jworldbaby | £ 50,000 | |
| 11952 | k corporation | £ 110,877,229 | |
| 11953 | K Inc | £ 1,555,269 | |
| 11954 | K International | £ 2,087,656 | |
| 11955 | K K Downing | £ 1,008,895,327 | |
| 11956 | K.A.R.R | £ 50,000 | |
| 11957 | K1-MAX | £ 56,042,525 | |
| 11958 | K9 and Company | £ 10,611,205 | |
| 11959 | K9 Associates | £ 50,000 | |
| 11960 | KA Holdings Corp | £ 6,818,486 | |
| 11961 | Kabam | £ 105,435,232 | |
| 11962 | kabanyaka | £ 37,379,885 | |
| 11963 | kaboom | £ 13,912,493 | |
| 11964 | Kaboom Co | £ 81,203,546 | |
| 11965 | kaboom1 | £ 3,330,507 | |
| 11966 | kabooooom | £ 674,119 | |
| 11967 | Kadabra | £ 61,607,571 | |
| 11968 | Kade Inc. | £ 5,461,496 | |
| 11969 | Kade Inc. 2 | £ 200,000 | |
| 11970 | Kade Inc. 3 | £ 164,379 | |
| 11971 | Kael | £ 237,447,436 | |
| 11972 | Kafka Ltd | £ 31,546,017 | |
| 11973 | Kagawa Kollective | £ 5,483,368 | |
| 11974 | Kagazura | £ 11,876,358 | |
| 11975 | Kage Inc | £ 1,319,175 | |
| 11976 | Kagero | £ 3,445,787 | |
| 11977 | kahuna | £ 88,187,836 | |
| 11978 | kaiser ltd | £ 742,119,288 | |
| 11979 | Kajira Industries | £ -3,600,600 | |
| 11980 | Kakorrhaphiophobia | £ 50,200,911 | |
| 11981 | Kalamitys | £ 5,359,945 | |
| 11982 | Kalatakaya | £ 433,336,119 | |
| 11983 | Kaldera | £ 53,561,134 | |
| 11984 | KallieKarate | £ 59,857,180 | |
| 11985 | Kama Sutra | £ 213,600,872 | |
| 11986 | Kamag | £ 144,253,252 | |
| 11987 | Kamarov | £ 11,237,077 | |
| 11988 | Kamerton Inc. | £ 645,890 | |
| 11989 | Kamikaze Airlines Inc. | £ 78,430,948 | |
| 11990 | Kamikaze Bomber | £ 74,814,604 | |
| 11991 | Kaminskas | £ 55,868,286 | |
| 11992 | kanasai | £ 50,000 | |
| 11993 | Kandiyohi County | £ 53,738,410 | |
| 11994 | KandS | £ 3,317,383 | |
| 11995 | Kane | £ 39,831,353 | |
| 11996 | Kang Inc. | £ 1,312,387 | |
| 11997 | Kanga | £ 16,745,097 | |
| 11998 | kangaroo | £ 139,832,545 | |
| 11999 | Kangaroo Island | £ 2,300,000 | |
| 12000 | Kangaroo Meat | £ 54,454,388 | |
