British firms (organised crime)
| Founded | 19th century |
|---|---|
| Founding location | United Kingdom |
| Territory | United Kingdom, Netherlands, Spain, and Thailand |
| Ethnicity | Predominantly White British (including Scottish and Irish) with other ethnicities including Turkish Cypriot, South Asian and Black British |
| Criminal activities | Racketeering, prostitution, bookmaking, drug trafficking, loan sharking, extortion, counterfeiting, robbery, bribery, contract killing, assault, gambling, arms trafficking and smuggling |
| Allies | Turkish mafia Milieu Penose Kinahan Cartel Australian syndicates |
| Rivals | Israeli mafia Baybaşin family |
British firms are organised crime groups originating in the United Kingdom.