NORWALK, Conn.--(BUSINESS WIRE)--TMC announced Microsoft Director WW Product Marketing for Skype for Business Paco Contreras Herrera will keynote ITEXPO, held October 5 - 8, 2015, at the Anaheim Convention Center in Anaheim, California. Contreras Herrera’s keynote presentation will take place on October 6 at 4PM. ITEXPO brings together service providers, enterprises, government agencies, resellers, vendors and developers to discuss the latest innovations that are changing the marketplace. Confe