Rosenthal joins from Amundi Asset Management, where he was global co-head of hedge fund investment and head of the firm’s London office.
During the decade at Amundi assets under management grew from $1.5bn to $27bn, with the business becoming one of the top five European hedge fund investors.
Announcing the appointment, Nathalie Dauriac-Stoebe, CEO of Signia Wealth, said: “Michael is widely recognised as a leading expert in his field and we are extremely pleased to welcome him on board. His knowledge and experience add another key dimension to the firm’s offering and the development of our hedge fund proposition highlights a very successful year of expansion for the business.”
Rosenthal’s appointment follows string lines of high profile hires at Signia, including the appointment of Sir Keith Mills to its advisory board.