Greg has built a solar photovoltaic business from start to market leadership, with a market share of 80% in its home market and national market share of 30%. That business is now worth $1B.

He is an Engineer by training and in the 1990's undertook a ground-breaking PhD in sustainable buildings.

With management consultants Bain & Company and Booz Allen Hamilton, Greg designed profitable sustainable businesses for some of the world's largest companies.

Rype represents a combination of his experiences as he and the Rype team transform the backward office furniture industry with a lower cost, more sustainable furniture approach.