Apart from his many private clients, his commissions include work from Sotheby's, Christie's and St Paul’s Cathedral, as well as site work for the National Trust.
John runs cabinet making and antique furniture restoration courses at his own workshops and has also lectured short courses at West Dean College, West Sussex.
He writes monthly articles in Furniture & Cabinet Making magazine and his book 'Furniture Restoration a professional at work' is a collection of these articles.
John is a full member of The British Antique Furniture Restorers' Association.
