Helen Zammit-Willson OBE MRICS Dip.Rating IRRV (Hons)

Director - National Valuation Unit, Valuation Office Agency

Helen is currently the Director of the National Valuation Unit in the Valuation Office Agency (VOA). She is a Chartered Surveyor and has worked at the VOA for over 35 years.

Helen is a highly respected expert in the area of Non Domestic Rating and has undertaken a variety of senior leadership roles.

In 2008 she became the Specialist Rating Unit Head for the Midlands, South West and Wales and was then appointed the Group Valuation Officer for the West Midlands in 2010. Between 2011 and 2016 she was part of the National Specialists’ Unit leading teams that dealt with highly specialised properties and was then the Senior CCA Subject for the VOA until taking up her current role in February 2019.

Helen achieved the highly coveted Rating Diploma qualification in 2001 and was the Honorary Secretary of the RICS Rating Diploma Holders’ Section for 8 years, and is a past Chair of the Section. 

She was a leading contributor to the 2nd edition of RICS valuation guidance on the Contractor's Basis of valuation for rating purposes, published in 2017. Helen has been recognised twice in the annual VOA People Awards - for Services to the RICS in 2015 and for Professional of the Year in 2016. She was recognised by the King in the 2024 New Year’s Honours list with an OBE for services to the Surveying Profession.