More than two-thirds of companies have yet to finalise their cash management strategy for when the UK leaves the European Union, according to a survey of bosses carried out by JPMorgan.

The Wall Street bank held its cash managers forum in London earlier in November. More than 50 executives from corporate clients of the bank across Europe, the Middle East and Africa attended the event, at which firms gave presentations and joined panels to discuss treasury management. Treasury departments manage a company's financial exposures and risks.