Metamarkets is a real-time data startup company that provides price data and analytics to global media companies.  The company launched in late 2009 and is working towards solving the problem behind ad price discovery on mobile and web platforms.  The company has raised $2.5 million from IA Ventures, Village Ventures, True Ventures, Founder Collective, Mike Maples, Stan Shuman, AOL Ventures, Josh Stylman, Jim Pallotta, Peter Hershberg, and Foursquare co-founder Dennis Crowley. IA Ventures led the round.

BlockChalk is an anonymous location-based social networking service that has raised funding from Battery Ventures, Mitch Kapor, Founder Collective, Harrison Metal, Joshua Schachter, Tom McInerney, Josh Stylman, and David Liu.  BlockChalk essentially encourages people to share information about the neighborhood or places around it.