Robert Tirva

Robert Tirva President and Chief Operating Officer Robert Tirva, an experienced financial and technology executive, has served as our Chief Financial Officer since September 2019 and was appointed President

John Graff

John Graff Chief Marketing Officer John joined the Sonim team as Chief Marketing Office in December 2019. An accomplished business leader, John will be responsible for corporate marketing, channel

Peter Liu

Peter Liu EVP of Operations and GM of China Peter Liu has served as our Executive Vice President of Operations since September 2010. From 2007 to 2010, Mr. Liu