There's Social Matchbox, which recently held an event: http://www.socialmatchbox.com/ http://www.socialmatchbox.com/ Some good links on their site. There's a

There's Social Matchbox, which recently held an event: http://www.socialmatchbox.com/ http://www.socialmatchbox.com/ Some good links on their site. There's also the Startup Rockstars: http://startuprockstars.com/ http://startuprockstars.com/ Which holds the next event on Sept. 9.