Institute of Conservation
Museums Association
Conservation Register
Castle Howard
Mercer Art Gallery, Harrogate
Sheffield Galleries and Museums Trust
York Art Gallery
The Harley Gallery
Historic Houses Association
Stockport
Tullie House, Carlisle
Chatsworth House
Artworks Conservation
Easel Paintings Conservation
Welbeck Estate
National Trust
English Heritage
YCCC
Tel: 07786 245 270
mike.howden88@gmail.com
Based in South Yorkshire, visits are available by appointment only,