According to Crunch Base it's in Palo Alto, CA http://www.crunchbase.com/company...

		coglethorpe on July 11, 2008 \| parent \| context \| favorite \| on: Female CEOs at top Silicon Valley tech firms down ... According to Crunch Base it's in Palo Alto, CA http://www.crunchbase.com/company/ning Maybe it's not yet "big" enough to be considered? Maybe they just missed it...