Established in 1996 and based in West Chester, Pa., Crystal Technologies Group Inc. is a telecommunications management firm specializing in comprehensive data and voice solutions for Enterprise businesses domestic and global telecom and IT requirements. The company offers a complete portfolio of options with global partners to provide carrier solutions, managed services and professional services. It partners with global and national carriers, service providers, experts in specialties like VOIP or Telecom Expense Management (TEM) software and others