Old Royal Naval College

Bath Royal Literary and Scientific Institution

Belfast Harbour Commissioners

Brighton and Hove City Council

Brunel Museum

City and Provincial Properties

Cowdray Heritage Trust X  

Tourism Northern Ireland

Fenland District Council

Gilbert White & The Oates Collections

Greater London Authority

Historic Environment Scotland

London Borough of Waltham Forest

London Borough of Wandsworth

London Borough of Bromley

London Historic Building Trust

Mechanics Institute Trust

Merthyr Tydfil County Borough Council

Middle Temple

Museum of Cambridge

National Museums Liverpool

National Trust for Scotland

Newport City Council

Northumberland County Council

Orkney Islands Council

Plymouth City Council

Prince's Foundation

Royal Borough of Greenwich

Saffron Walden Museum

Turner's House Trust

West Dunbartonshire Council

Woodhorn Charitable Trust

Wrexham County Borough Council