Newsweek has the story. Apparently they grew into consultants for other Democratic candidates.

Three years later, Rospars has emerged as one of a core group of Dean Internet staffers using the lessons of ‘04 to help ‘08 contenders do better. The hope: that smart Web 2.0 tools, stronger candidates and a more-wired electorate will enable their new clients to succeed where Dean failed—in winning the White House.