Charles Saatchi
Charles Saatchifounded the Saatchi & Saatchi advertising agency in 1970, which quickly grew to become the largest in the world. He started collecting art at about the same time and opened his first public gallery, a 30,000 sq ft ex-paint factory in Boundary Road, London in 1985. His new gallery occupying the 70,000 sq ft Duke of York HQ, Kings Road, London opened in October 2008.