The Trust is governed by a Board, who meet at least every quarter. We are delighted to have a board which delivers a balanced approach to issues and has a wide range of experience and knowledge.  Overall strategic control sits with Castlehill Housing Association but the Trust operates and delivers its services to meet the needs of our clients and care partners.

Chair and Director of CHT Board - Mari Galletly


Mari has been working in the third sector for 14 years supporting individuals with learning disabilities, physical health needs, mental health issues and profound and multiple learning disabilities. In addition, her work over the latter years has been to support individuals with complex learning disabilities and autism who have robust support needs.   These are individuals who alternatively have been in out of area placements or secure hospital settings.  Her role has been to liaise with Multidisciplinary Heath teams to support a transition of individuals to their local communities. Mari’s varied experience has taught her that there are two elements to ensure that people can have the opportunity to life the life that they choose: Bespoke Support and the Right Environment. Her interest in Castlehill Housing Trust as a Board trustee, to shape and influence the quality of housing available to individuals with complex living needs living across the North East of Scotland, and to support the development and delivery of the Castlehill Housing Trust’s vision, mission and objectives.

Chief Executive of CHA and Director of CHT Board - David Lappin


David was appointed to his current role as Chief Executive in 2010 following his role as Director of Housing Services.  His main responsibilities are leading the Senior Management Team and ensuring good governance of the Castlehill Group and supporting the Management Committee. He plays a lead role in strategic business planning and ensuring compliance with all regulatory requirements.

David serves as a Director on the Board of Castlehill Housing Trust to ensure continuity amongst the Castlehill Group Structure and to support the growth and development of our supported accommodation. David is a Director of Castlehill Solutions Limited and of the Scottish Federation of Housing Associations

Director of Housing Services at Castlehill HA and Director of CHT Board - Isla Gray


Isla's main responsibilities include providing and overseeing the front-line Housing Management, Housing Support and Maintenance services to approx. 2,000 tenants within Castlehill, Castlehill Housing Trust and Castlehill Solutions. Key to this role is ensuring all policies required are in place, reviewed regularly and adhered to so that the services are delivered professionally and ensuring compliance.

Isla has worked in housing for over 20 years, including work in local authorities and for charities as well as housing associations. She has a postgraduate diploma in housing and is a member of the Chartered Institute of Housing. 



Director of CHT Board – Paul King


Paul King joined the Castlehill Housing Trust Board in 2018. Paul has worked within the local community for many years and his work with individuals experiencing a wide range of complex needs, giving him, first-hand experience of the key role good quality housing can have on an individual’s quality of life.  A qualified practitioner in health and social care for adults, he has provided support in various environments including Community Housing support, HMOs and residential and specialised units. Paul is also a member of Castlehill Housing Association’s Management Committee and feels he can use this experience to improve Castlehill Housing Trust’s services, and help encourage strategic decisions which have real benefit for all.  Paul is committed to helping Castlehill Housing Trust maintain its commitment to provide good quality accommodation.

Director of CHT Board - Caroline Campbell


Caroline Campbell sits on the Board as an independent Director and has sat on the Trust’s Board since 2011. She was the Business Services Manager for Cornerstone and part of her duties was responsibility for the charities, tenancies and registrations.  Cornerstone provides care and support in the community which enables those they support to live the life they choose.

Director of CHT Board - Jennifer Stewart


Jennifer has several years’ experience within the Housing Service of Aberdeenshire Council and has been employed as Particular Needs Officer since 2014, joining the Management Board of GCCCT in that year.  Jennifer’s job role involves enabling people with an identified need to have access to appropriate affordable housing and support to allow them to sustain and improve their health to live as independently as possible. She is therefore particularly interested and invested in the work of Castlehill Housing Trust in their provision of suitable housing and Support for Clients’.

Director of CHT Board – Alan Grant


Alan has had a varied career in local government and social housing and has since retired.  Alan is a lawyer by profession and has always had a passionate interest in housing.  He was a founding member of Langstane Housing Association in 1977 and was appointed CEO there in 1999. During Alan’s time at Langstane he was a Director and Vice Chairman of Castlehill Housing Trust and is delighted that he re-joined the Board two years ago as Chair, and help the Trust in its new role to ensure the continued provision of much needed supported housing.

Director of CHT Board - Lyn Cullum


Lyn has worked for Castlehill for nine years in various different roles at Care and repair and felt it would be a good opportunity to find out and learn what happens in other areas of the organisation.

She is looking forward to the challenge of working with a different team of people and feels it will be good for her to work out with her comfort zone.  Lyn currently works as Dementia Enablement Officer for Care and Repair. Which aims to help keep people in their

own homes as long as they want to be.  So she has experience of working in partnership with other agencies to provide adaptations, equipment advice and information.  Lyn also has experience working with Child and Adult Services, Social Work, People living with disabilities, Adult Learning, Older Adults Services and volunteering  for Childline.

Director of CHT Board - Allan Manson


Allan has spent the majority of his working career working within Social Housing in the property services/maintenance side of things for both the City Council, Rudolf Steiner and Housing Associations. He has also worked in the private sector gaining different knowledge and experience. Allan brings the experience of working for Rudolf Steiner Schools and felt that the knowledge and experience would be beneficial not only to the residents of Castlehill but to Castlehill itself.

Director of CHT Board - Nicola Shand


Nicola has worked as part of the Homehunt team for the last 13 years, providing advice and assistance to applicants and outside organisations, processing and assessing applications and assisting housing officers with their allocations.  Nicola is looking forward to bringing her knowledge and experience to the Castlehill Housing Trust and assisting them in providing suitable housing to their clients.