She replaces Caroline Merrell, who has joined Citigate as a director in its financial practice.
Munson will work with clients in the high net worth management and human capital arena.
She joins on 19 September, having spent 10 years at the BBC, mainly as a journalist and including time as a senior outside broadcast producer on financial and general news for the BBC’s major news programmes.
Prior to this she worked in international corporate and public affairs, representing organisations as a senior spokesperson. She served as communications director for The Genetics Forum, and as deputy head of international affairs at the RSPCA.