BlackBerry Limited announced the appointment of John J. Giamatteo as member of its Board of Directors, effective immediately. Giamatteo has served as the President of BlackBerry's Cybersecurity business unit since October 2021. Giamatteo has over 30 years of experience with global technology companies.  As President of BlackBerry's Cybersecurity business unit, he has driven significant enhancements to the product portfolio, go-to-market strategy and organizational efficiency.

Prior to BlackBerry he was President and Chief Revenue Officer at McAfee.  Before that, John served as Chief Operating Officer at AVG Technologies, a leading provider of internet and mobile security. He also held leadership positions with Solera, RealNetworks and Nortel Networks.