Jenna Sanz-Agero has been tapped president of Media 8 Entertainment.Sanz-Agero will oversee day-to-day operations as well as Media 8’s negotiations for all primary acquisition, production, distribution and finance transactions. She has served as senior VP business & legal affairs for the company since 2003. Before joining Media 8, Sanz-Agero was a partner in the law firm Business Affairs from 1999-2003. Previously she served as VP, business and legal affairs, for MDP Worldwide. She is also the lead singer for L.A. band the Vixens. Media 8’s next release is New Line Cinema’s “The Upside of Anger,” written and directed by Mike Binder and starring Joan Allen and Kevin Costner.