Bill Dunnion
CISO · Mitel
6 stories · newest first
Your Risk Strategy Isn't Failing - It's Designed So No One Is Accountable When It Does
Stop sharing responsibility. Discover how a clear risk ownership strategy and accountability risk management prevent corporate crises today.
Sean Nolan · 1 Jul 2026
How to Quantify Cyber Risk in Financial Terms Instead of Technical Guesswork
Stop technical guesswork. Discover how cyber risk quantification and risk valuation models help leaders measure actual financial exposure.
Sean Nolan · 16 Jun 2026
Before the Breach: Translating Cyber Risk So It Stays on the C-Suite Agenda
Mitel’s CISO, Bill Dunnion, explains why security still struggles to compete with revenue targets at the executive level
Kristian McCann · 13 May 2026
Mitel Launches Dedicated Healthcare Collaboration Platform
Mitel Launches Dedicated Healthcare Collaboration PlatfoMitel has revealed a new dedicated healthcare collaboration platform for both remote and…
Tom Wright · 26 Jun 2024
Deutsche Telekom, Mitel Empower Channel With Joint Comms Solution
Mitel and Deutsche Telekom launch Unify X powered by Telekom to simplify cloud PBX, UC and remote work for the channel.
Kieran Devlin · 10 Jun 2024
Mitel Appoints New Chief Information Security Officer
Mitel has appointed Bill Dunnion as its new Chief Information Security Officer .
Kieran Devlin · 22 Apr 2024