Established in 1986, W R Dunn & Co Ltd undertakes commissions throughout the UK on behalf of English Heritage, the Home Office, the MoD, the Church of England Church Commissioners, the Archbishop of York, Harewood House Trust Ltd, several local authorities and councils and many private and commercial clients.

The managing director is RICS accredited in Building Conservation and is included on the GHEU consultants register.

Past schemes include re-roofing a Grade l listed stately home, repairs/alterations to a Grade l listed stable block and repairs to castles, lodges, halls, monuments, walled gardens, dwellings and other structures. The practice also provides project management services plus health and safety advice.