Sebastien Deleersnyder

Location

antwerp

Region

flanders

Role

CEO

Company

toreon

Expertise

cybersecurity, application-security, threat-modelling

TLDR

Sebastien Deleersnyder is CEO and co-founder of Toreon, the Antwerp-based Cybersecurity consultancy focused on business-driven security, threat modelling, and application security.

Overview

CEO and co-founder of Toreon, founded in 2014 in Antwerp. Deleersnyder is a recognized figure in the international application security community, contributing to OWASP projects and thought leadership in secure software development. Toreon has grown to over 60 employees serving mid-market and enterprise clients across Belgium and the Netherlands.

Connections

Co-founder and CEO of Toreon, which operates in the Belgian Cybersecurity cluster alongside NVISO Security, Intigriti, and Aikido Security.