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With over 15 million users worldwide and three decades of innovation excellence, AVST delivers the industry’s most interoperable UC platform that brings best-of-breed voice, mobility and business process applications to the enterprise. Headquartered in Orange County, California, AVST maintains facilities in Seattle, Washington, Victoria, Canada and the United Kingdom.

CX-E (formerly CallXpress)

CX-E delivers best-in-class interoperability, scalability and resiliency while delivering advanced call processing, voicemail, unified messaging, personal assistant, fax, speech recognition, and notification applications. CX-E’s Atom™ is context-aware and delivers new location-based services, federated presence, and a multi-lingual speech interface.


  • Helps migrate legacy communication applications and infrastructure to current technology
  • Helps migrate from customer premise to cloud-based deployments
  • Helps mobilize a company’s workforce
  • Improves employee productivity
  • Improves business process


Simon Turner
1 Ashley Avenue, Epsom,
Surrey KT18 5AD, United Kingdom
Phone: +44 1527 831000
Contact: sturner@avst.com







Tom Minifie
20000 North Creek Parkway, Suite 200,
Bothell, WA, USA, 98011
Phone: +1.425.951.1615
Contact: tminifie@avst.com