Teresa Mullett Ressel has been appointed chief executive of UBS Securities, the US broker-dealer unit of UBS. She will report to the recentl...

Teresa Mullett Ressel has been appointed chief executive of UBS Securities, the US broker-dealer unit of UBS. She will report to the recently-named chief executive and chairman of UBS Group Americas, Robert Wolf.

Ms Ressel joined UBS in 2004 after serving as chief financial officer at the US Treasury Department. She will continue in her current role as chief operating officer for UBS Investment Bank in the Americas.

Mr Wolf, who is also global chief operating officer of UBS Investment Bank, took over as chief of UBS Americas at the end of last year after Mark Sutton’s departure.