NEW YORK, December 11, 2018-- Siris Capital Group, LLC ("Siris"), a leading private equity firm focused on making control investments in data, telecommunications, technology and technology-enabled business service companies, today announced that Joe Cozzolino has joined Siris as an executive partner. Mr. Cozzolino was most recently Senior Vice President and Worldwide General Manager at Cisco Services. In his new role at Siris, Mr. Cozzolino will work closely with the firm's investment professionals and other executive partners to identify and validate potential investment opportunities for Siris as well as assist in the oversight and operations of Siris' portfolio companies.