MBBP Client Fanzcall Receives Backing from Red Sox’s David Ortiz

Fanzcall, an interactive live sports game app, announced that Boston Red Sox's David Ortiz is now a shareholder in the Waltham-based startup company.  Ortiz has an equity stake in the company, and will serve as an Ambassador.  Fanzcall allows users to guess the outcome of at-bats during live games.  It was founded by Anton Khinchuk and has already …