The head of the Financial Market Authority (FMA) enforcement team, Belinda Moffat, is leaving the regulator after three and a half years.

Ms Moffat joined the FMA in March 2012 in its establishment phase, with a mandate to complete the its finance company investigations and to build the FMA's enforcement capability.

Before she joined the FMA Ms Moffatt worked as a commercial litigation lawyer in New Zealand and the United Kingdom.

She will finish her role in September 2015. Paul O'Neil will become acting director of enforcement.