Stefan Keller

Chief Technology Officer, SASE

Stefan Keller is Chief Technology Officer for Open Systems' Secure Access Service Edge (SASE) solution and is tasked with continuing the innovation that established the company as a leader in SASE. He played a key role in developing Open Systems' SASE and secure SD-WAN solutions in his previous role as the company's Head of Development.

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  • Corporate
  • MDR
  • SASE
  • SD-WAN
  • Security

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  • André van der Walt
  • Andrina Brun
  • Charlie Gough
  • Christian Brauchli
  • Dave Martin
  • David Balaban
  • Geoff Haydon
  • James Pearse
  • John Koetsier
  • Lenka Sykorova
  • Moritz Mann
  • Open Systems
  • Paul Keely
  • Renato Iten
  • Ric Longenecker
  • Stefan Keller
  • Vijay Viswanathan

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Gartner Recognizes Open Systems as One of Eight Vendors With Complete SASE Solutions

Stefan Keller
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