David Bohnett puts his 1955 Holmby Hills estate on the market

Technology entrepreneur and philanthropist David Bohnett has listed his restored Holmby Hills estate for $18.9 million.

Designed by A. Quincy Jones in 1955 for actor Gary Cooper, the wood, stone and glass house has four bedrooms and 4 1/2 bathrooms in 5,721 square feet and sits on nearly 2 1/2 wooded acres. Paths and low rock walls traverse the grounds and gardens.

A canopied walkway leads to the open entrance hall. The living room features terrazzo floors, a raised stone fireplace and floor-to-ceiling windows that look out onto the swimming pool. The master bedroom suite has two bathrooms, a gym and walk-through closets.

Bohnett, 53, co-founded GeoCities, a Web hosting service that was acquired by Yahoo in 1999 for $3.57 billion in stock. He is chief executive of, an Internet directory and search engine, and has been involved in numerous Web-based businesses. An activist and philanthropist, he supports causes including AIDS research and the arts.

The listing agent is Linda May of Coldwell Banker, Beverly Hills.