Alison Allighan
Conservation Casework Manager
Alison has a BSc (Hons) and MSc in Environmental Sciences from Sheffield and Manchester Universities, focussing on Landscape Management. She is also a Chartered Member of the Landscape Institute (CMLI). She was the Garden History Society’s Conservation Officer for Scotland from 2004 to 2013 and later Scotland’s Garden and Landscape Heritage Consultant from 2015 to 2023, dealing largely with planning and forestry-related casework, and historic landscape survey and recording work with volunteers. Initially the GHS Conservation Casework Manager, she has undertaken the same role for the Gardens Trust since 2015.
Daniel Bowles
Assistant Conservation Casework Manager
Daniel joined the Gardens Trust in 2020 as a volunteer social media editor after graduating from university studying History and French, with a focus on working within the heritage sector. He joined the conservation team in 2021 to assist with conservation casework whilst also continuing his voluntary editorial role.
Teresa Forey-Harrison
Finance Officer
Teresa joined the Association of Gardens Trusts in 2011 as the AGT Co-ordinator. She has a local authority/Health Service background in management support, leisure and event management and ISO auditing.
Catherine Ford
Administration and Membership Officer
Linden Groves
Head of Operations and Strategy
Tara Tanjga
Fundraising Development Officer
Margie Hoffnung
Conservation Officer
Margie has a horticulture degree from Writtle College. She has worked at Westonbirt Arboretum and at Highgove, and with Rosemary Verey and Lady Mary Keen. She completed an MSc in the Conservation of Historic Gardens and Cultural Landscapes at Bath, and joined the Garden History Society in 2013 as Assistant Conservation Officer.
Tamsin McMillan
Volunteer Support Officer
Tamsin studied physical geography and landscape archaeology at university. Her PhD, examined the arboriculture of West Country parks, post-1660. Tamsin worked on the English Heritage Register of Parks and Gardens of Special Historic Interest in Gloucestershire, then spent five years as an Historic Environment Adviser at Hilary Taylor Landscape Associates Ltd in Nottingham. She started her new role with the Gardens Trust in 2016.