Ralph Markby. Photo Marjorie Cook
Mr Markby was one of the founders of Treble Cone skifield and later joined the board of directors.
He had two books published - Snow Business (2008), a New Zealand ski industry history, and Garden Plants for Central Otago (2005).
Mr Markby and a business partner set up office furniture company Metalon Products in Dunedin in the mid-1950s.
He moved permanently from Dunedin to Wanaka around 1990 and had been living in Alexandra in recent months.
