Siska Hallemeesch

Siska Hallemeesch is an accomplished information security professional with extensive experience across various roles and organizations. Currently serving as CISO as a Service at NVISO Security, Siska focuses on DORA, NIS-2, and ISO 27001/2 standards. Previous roles include Senior Information Security Consultant at Sopra Steria, where responsibilities encompassed business continuity, disaster recovery strategy, and security risk assessments for a European agency, alongside ISO 27001 implementation. Siska has also held significant positions at BNP Paribas Fortis as a Security Risk Assessor and at Verizon Enterprise Solutions as a Senior Global Product Manager, leading global councils and managing security products. Siska’s educational background includes an Executive Master in Information Security Management from Solvay Brussels School, an Executive Development Course in Business Marketing from IMD, an MBA in International Management from the Middlebury Institute, and a degree in International Relations from The American University of Paris.