Add Yahoo as a preferred source to see more of our stories on Google. Venture capitalist Marc Andreessen and his wife, philanthropist Laura Arrillaga-Andreessen, have relisted their Atherton, ...

The biggest charity gift so far by the Silicon Valley power couple of Laura Arrillaga-Andreessen and Marc Andreessen was a 2007 donation of $27.5-million to Stanford Hospital & Clinics to build a ...

Marc Andreessen is a venture capitalist and general partner at the Silicon Valley firm Andreessen Horowitz, which he co-founded. He established a foundational role in the development of the internet ...

After nearly a year and a half on the market, Silicon Valley tech billionaire Marc Andreessen’s vast Atherton estate sold for $27.2 million on Aug. 12. The property was originally listed for $33.4 ...