Spain Courtney Doyle Commercial Property Consultants was formed in 1989 by Paddy Spain, David Courtney and Bernard Doyle. The company is a multi-disciplined firm, specialising in Commercial Agency, Building Surveying, Property Management, Valuation, Structural Engineering and Fire, Health & Safety. Spain Courtney Doyle is in a unique position to offer a complete package to developers, property owners and tenants.