Lionsgate has named Priscilla Pesci senior veep of television marketing. Pesci comes to the company after holding the same post at MGM. Lionsgate has also tapped Tori Crotts as executive director, television marketing.Nicholas Lehman has joined Plum TV as exec veep and general manager. Lehman was previously chief operating officer of programming for IAC/ InterActive Corp. Brian Garrity has been promoted to veepee of corporate communications for Sony Music Entertainment, based in Gotham. A former writer for the New York Post and Billboard, Garrity joined Sony Music as director of internal communications in December 2008. Greg Dolan has been appointed exec VP at Xytech Systems. He’ll oversee the strategic direction of the Burbank-based company that specializes in workflow and asset management systems for media firms. Dolan will also spearhead marketing and sales. Music production shingle Air-Edel has named Rochelle Sharpe as senior VP of Air-Edel U.S. Sharpe, a former exec at PolyGram Filmed Entertainment and an indie music supervisor, will be tasked with developing Air-Edel’s roster of composers, music editors and music supervisors. David Taghioff has joined sports marketing agency Octagon as chief operating officer. Taghioff will work in the agency’s athletes and personalities division with newly appointed managing director John Ferriter to package entertainment projects. Taghioff and Ferriter previously worked together for more than a decade at WMA. Cablevision has hired Lisa Rosenblum as exec VP of government and public affairs. Rosenblum will oversee all legislative, regulatory and public affairs matters companywide.