Xura: Affiliates of Siris Capital Complete Combination of Mitel Mobile with Xura and Ranzure Networks to Create the New Mavenir Systems

Today affiliates of Siris Capital Group, LLC ("Siris Capital" or "Siris") and Xura, Inc. ("Xura") announced the completion of the acquisition of Mitel Mobility, Inc. ("Mitel Mobile"), a division of Mitel Networks Corporation ("Mitel", NASDAQ-NMS:MITL, TSX:MNW). This announcement follows the completion of Xura's acquisition of Ranzure Networks, Inc. ("Ranzure") on February 1, 2017, and the previously announced divestiture of Xura's non-core enterprise messaging business (Xura Secure Communications, GmbH) on February 17, 2017. The transactions position the new Mavenir as a 100% carrier-focused solutions provider with a "future proof" and 5G ready software-based portfolio across every layer of the mobile network infrastructure stack. Mavenir will be headquartered in Richardson, Texas and led by Xura's CEO, Pardeep Kohli.