Skip to main content
Welcome to Deloitte

If we have selected the wrong experience for you, please change it above.

Gunnar Mortier

Director | CISO | NQRS

Gunnar joined Deloitte as a Manager in 2006 and currently serves as CISO for Deloitte Luxembourg and Director within the NQRS department.

With over 35 years of experience in IT, he holds a Master's degree in Information Security from Royal Holloway, University of London, and a postgraduate degree in Audit and Security from Solvay Brussels School.

He is highly proficient in information systems security, with cross-sector experience spanning the public, finance, legal, health, and energy sectors. His areas of particular expertise include e-discovery and forensics, incident management, risk management, and IT governance and management.

Throughout his career, he has directed projects ranging from small-scale engagements to large, multi-year programmes.

Gunnar holds the following certifications: CISA, CISSP, ITIL v3 Service Expert, ITIL v4 Managing Professional, ISO 27001 Lead Auditor, ISO 22301 Lead Auditor/Implementer, and PRINCE2 Practitioner.