FORCES JOINED: Alicia Piazza, left, and Nicole Eller combined their strengths in social media marketing to form The Spark Social Inc. / PBN PHOTO/MICHAEL SALERNO
Nicole Eller and Alicia Piazza were introduced at a networking event, and it didn’t take long for them to realize they shared a strong common interest in social media-driven marketing opportunities. After working together on a few projects, a meetup for coffee led to an hourslong conversation. By its end, Eller proposed a business partnership,…