UBS has appointed one of London's few experts on EU trade to the board of the UK-headquartered subsidiary through which it passports its investment banking business elsewhere in Europe.

Miriam Gonzalez joined the board of UBS Limited - the Swiss group's London-based subsidiary that also houses activities conducted through its branches in France, Germany, Poland, Sweden, the Netherlands and Switzerland - on September 6, according to a filing by UBS at Companies House on September 21.