Leadership Team

The Leadership Team are responsible for day-to-day management of the Trust and are accountable to the Trust membership through the strategic oversight of the Board of Trustees.

The Leadership Team consists of the Chief Executive, the Chief Operating Officer, the Director of Customer & Cause, the Director of Heritage Properties, the People Director, the Head of Conservation & Policy, the Head of Heritage & Consultancy Services, four General Managers covering the Trust’s operational regions and the Operations Manager of Mar Lodge Estate.

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Philip Long OBE FRSE, Chief Executive

Philip Long joined the National Trust for Scotland as Chief Executive in 2020, accountable to the Board of Trustees for all aspects of the work of the charity.


From 2011 he was founding Director of V&A Dundee, which opened in 2018 as a new international museum with a mission to enrich people’s lives through understanding of the designed world, its heritage and its vital role in our future. Prior to V&A Dundee, Philip was Senior Curator at the Scottish National Gallery of Modern Art.


His academic specialisation is in historic and contemporary Scottish and wider British art and design, on which he has curated many exhibitions and written widely, including on Charles Rennie Mackintosh, Sir Basil Spence, the Scottish Colourists, the Edinburgh School of Artists and many contemporary artists. He was co-editor of The Story of Scottish Design (published in 2018), the first comprehensive history of Scotland’s design heritage.


Philip’s international work has included the curation of Scotland’s presentation at the Venice Biennale (2007), responsibility for the UK presentation at the Milan Design Triennale (2016) and advising museums and government agencies on the development of new cultural and heritage organisations.


He is an Honorary Research Fellow of St Andrews University, a member of the British Council’s Arts and Creative Economy Committee, and a Board member of Creative Scotland. He is a Fellow of the Royal Society of Edinburgh and in 2019 was the recipient of a unique award for Transforming Scotland from the Institute of Directors. He received an OBE in the New Year’s Honour List in 2020 for services to Culture and Heritage.

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Katerina Brown, Chief Operating Officer

Katerina Brown joined the Trust as Chief Financial Officer on 31 August 2020, bringing extensive executive finance experience from the Asset Management, Energy and Property sectors. She has a track record in developing teams, leading innovative commercial solutions, process improvements and delivering exceptional results in challenging conditions. Most recently, she was with Grant Property and previously served with Ventient Energy and InterGen.

It was a ‘Love for Scotland’ that brought her to Edinburgh from London six years ago and she is keen to bring her financial skills and energy to the Trust to ensure that our properties are well supported, preserved and celebrated. Katerina is looking forward to helping steer the Trust through this tough time and to build an even stronger financial basis from which we can emerge more stable and robust than ever.


Katerina is a Fellow Chartered Accountant, a member of the Chartered Securities Institute, a member of the Institute of Directors, and is a graduate of Economics from City University, London.

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Mark Bishop, Director of Customer & Cause

Mark has worked in the voluntary sector for more than 15 years, including at Prostate Cancer UK, Leonard Cheshire Disability and the Royal British Legion. Mark’s role is to help the Trust communicate even more effectively about the amazing places we have for everyone to visit and how everything we do is about conserving what matters for generations to come.


Prior to joining the voluntary sector, Mark worked in book publishing and television. He undertook a degree at Stirling University and is a father of three children who are new to Scotland but are getting out to castles, coastlines and other great sites run by the National Trust for Scotland pretty much every weekend.

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Carol-Ann Boyter, People Director

Carol-Ann Boyter is the People Director for the National Trust for Scotland, joining the Trust in 2015. During her early career in the retail sector through finance and life sciences sectors, Carol-Ann has led large, multi-disciplined HR and operational teams for well-known organisations such as John Lewis Partnership, Aviva, Aegon and Valneva. Carol-Ann has a strong track record of leading people functions and developing strategies at time of complex change, which she finds both fascinating and varied.


She is passionate about helping to unlock the true potential in people, developing them to contribute in their best way and feels deeply privileged to work with people in the Trust who are passionate about what they do.


Carol-Ann is a member of the CIPD, a member of the British Psychological Society, a trained Counsellor and a Non-Executive Director and Chair of the Remuneration & Appointments Committee for Social Investment Scotland.

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Stuart Brooks, Head of Conservation & Policy

Stuart joined the Trust in 2017, having previously been Chief Executive of the John Muir Trust and Director of Conservation at the Scottish Wildlife Trust. Stuart has over 25 years’ experience in the charity sector mainly focused on nature conservation and the environment. He has a broad range of knowledge and a specialism in peatlands. Stuart oversees the Trust’s policy work and a range of conservation specialisms including buildings care and gardens as well as leads on the Trust’s corporate strategy, risk and health and safety.


Stuart is currently Chair of the IUCN UK Peatland Programme, member of the Global Peatlands Initiative, Co-Chair of Scotland’s Landscape Alliance and a graduate of Newcastle University.

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Michael Terwey, Head of Heritage & Consultancy Services

Since September 2018 Michael has held the role of Head of Heritage & Consultancy Services at the National Trust for Scotland. He leads the Trust’s operational direction on conservation, heritage planning, curatorship, archaeology, participation and learning. He has previously held senior, exhibition and interpretation roles at the National Science and Media Museum in Bradford, the National Maritime Museum in London and Historic Scotland. Michael is also a board member of the UK Museums Association and chair of its Ethics Committee.

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Ian McLelland, General Manager South & West

Ian joined the National Trust for Scotland in 2019 and is General Manager for the South & West region, which covers the area from Oban to the Scottish Borders and includes some of the Trust’s most iconic properties such as Robert Burns Birthplace Museum, Culzean Castle & Country Park and the Hill House.


Ian, a graduate of the University of York with a diploma from the College of Estate Management, originally comes from Glasgow but moved south as a child and spent most of his career working in England and the Far East before returning to live in Scotland 10 years ago. He has a wealth of experience from the retail and property management sector, having managed a number of major projects and refurbishments as well as leading large teams.


In his previous roles he has won a number of national awards including Investors in People Gold accreditation, Quality Scotland’s Best Staff Development Award and many others. He has been a regular speaker at industry conferences in both the UK and Asia on subjects such as place-building, destination management and the customer journey.

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Clea Warner, General Manager Highlands & Islands

Clea is the National Trust for Scotland’s General Manager for the Highlands & Islands region and moved from Yorkshire to join the Trust in 2017. She is responsible for a varied portfolio of properties that incorporates 11 islands, including the UK’s only dual UNESCO World Heritage Site St Kilda. On the Scottish mainland, alongside 6 National Nature Reserves, this region includes the iconic properties of Culloden, Glencoe and Glenfinnan Monument.


Clea has more than two decades of transformational leadership experience, working alongside local communities and stakeholders to deliver sustainable benefits to both the charitable assets in her care and the local area. She led the strategic development of an extensive property portfolio for English Heritage, consisting of 22 historic properties which included castles, abbeys, a nuclear bunker and a pub! She ended her English Heritage tenure leading operations at Stonehenge, a UNESCO World Heritage Site with 1.2m visits a year.


Previous roles have been with York Archaeological Trust, and non-exec roles include board member and Chair of the Performance Committee at Albyn Housing Society and previously Director and Chair of the York Theatre Royal Enterprises board.

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Iain Hawkins, General Manager North East

Iain joined the National Trust for Scotland in 2016 and oversees the operation of properties within the North East of Scotland. Based at the region’s offices in the Crathes estate, Iain is responsible for multiple properties across Aberdeenshire and Angus including J M Barrie’s Birthplace, Barry Mill, Castle Fraser, Craigievar Castle, Crathes Castle, Drum Castle, Fyvie Castle, Haddo House, House of Dun, Leith Hall and Pitmedden Garden.


Before joining the Trust, Iain spent 22 years working for global visitor attraction operator Merlin Entertainments. One of Iain’s most challenging projects was the re-establishing of Blackpool as the UK’s premier seaside resort. The £17m Blackpool project involved one of the most complex and important UK developments for Merlin in many years, and Iain was chosen to head it up given his long association with the town, the region and the Merlin brands. The Blackpool cluster of eight attractions was formed including the iconic Blackpool Tower, SEA LIFE, Madame Tussauds, the Dungeon and the Tower Ballroom.

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Stuart Maxwell, General Manager Edinburgh & East

Stuart Maxwell joined the Trust as General Manager of the previous Ayrshire & Arran region in January 2017. Stuart’s career, prior to the Trust, was spent in the luxury hotel and golf sector in Scotland and England. Stuart has a track record of delivering projects for the Trust beginning with investment at Culzean Castle & Country Park, Brodick Castle and Burns Monument in Ayrshire. Since moving to the east, Stuart has delivered large-scale projects at both Newhailes and Gladstone’s Land.


From a rural farming family, it was Stuart’s love of the Scottish outdoors and countryside that attracted him to the Trust. Stuart is looking forward to shaping the properties and the team within the region to offer great visitor experiences and to bring heritage to life for wider audiences.

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David Frew, Operations Manager, Mar Lodge Estate

David joined the National Trust for Scotland in 2011 as Property Manager for Mar Lodge Estate, having previously worked in a number of different roles across the private, public and charitable sectors. He has a track record of leading multi-disciplinary teams through times of challenge and change.


Prior to joining the Trust, David worked for Scottish Natural Heritage on the Isle of Rum, managing visitor services on the island, including the Grade A-listed Kinloch Castle. He was involved in the transfer of assets from SNH to the island community, and subsequently worked as the island’s development officer.


During his time with the National Trust for Scotland, David has developed a deep understanding of the complex issues surrounding management of the uplands of Scotland. The need to balance conservation, access & enjoyment, and social and economic development are central to the future success of Mar Lodge Estate and indeed the National Trust for Scotland. David looks forward to contributing to the ongoing journey of the Trust in protecting the heritage of Scotland, and playing a part in addressing the challenges of the biodiversity and climate emergencies.