First String

David Karp– Bronx Science grad-turned Tumblr chief

Marc CenedellaTheLadders.com, formerly of down market Hotjobs

Rob Kalin– the flame-haired chief of Etsy, an online marketplace for handmade goods

Scott Heifernan– started MeetUp, a site that allows users to find each other in any city, can be found at any NY tech event

Jon Oringer– founded photo archive Shutterstock, worth over $500 million, enough to buy Mort Zuckerman’s house in Aspen

Jack Dorsey– Twitter founder frequently hangs in NYC, tweets with Bloomberg

Justin Shaffer– Hot Potato CEO, once ran new media for Major League Baseball

First String