Netexem is a business phone provider based in Tustin, California. Since 2013 we have installed and supported cloud business phone systems for small and mid-size companies across Orange, Los Angeles, Riverside, San Bernardino and San Diego counties. We supply and configure Yealink desk phones, conference phones and headsets, run number porting and installation at no charge, and support every customer from our own team in Tustin. Our network has had 100% uptime for the past 72 months. Call 714.444.0550.