David has had more than 29 years of practical experience at the helm of Thermosash, NZ’s leading façade curtain wall company. His father founded Thermosash in 1973 and David joined the company in 1982 gaining experience both in NZ and at Vistawall, a large American curtainwall supplier. He is a Chartered Professional Engineer specialising in façade engineering and is responsible for system design solutions for the Group. In this role he has been closely involved with some of the most prestigious and award winning buildings around New Zealand. David has a Bachelor of Mechanical Engineering from Auckland University and is currently a member of the Ministry of Building & Housing Envelope Advisory Panel.