Amanda Davidson CFPTM, who concluded her Financial Planning career at Baigrie Davies where she retains a non-executive role, will be replaced in her FCA role.
She is one of three to depart from the board, the FCA has announced. The FCA was the third financial regulator's board on which she served.
Her regulatory experience included from 1999 to 2001 serving on the board of the Personal Investment Authority, where she was also on the membership and disciplinary, and audit committees.
She was a member of the FSA's Regulatory Decisions Committee from 2001 to 2006 and she is a former director of the FSA's Consumer Financial Education Body.
Ms Davidson, who also holds the Advanced Financial Planning Certificate, joined the FSA Board in May 2010, having been a director of Baigrie Davies from 2005.
Her previous career includes directorship of Holden Meehan where she was involved in the sale of the business to Bradford & Bingley in 2003.
Among other board positions, Ms Davidson was a founding Director of Chase De Vere.
From 2006 to 2010, she was deputy Chair of the Association of Independent Financial Advisers having been a council member for 10 years.
She will step down from the FCA on 31 March, along with Sir Brian Pomeroy. Mick McAteer already stood down on 31 December.
HM Treasury has appointed four new non-executive FCA board members:
· Bradley Fried
· Baroness (Sarah) Hogg
· Ruth Kelly
· Tom Wright
These appointments will take effect from 1 April.