Belgium’s software development sector continues to mature as a hub for SaaS platforms, fintech solutions, logistics software, and digital services operating across European and global markets. As these companies scale rapidly and handle increasingly sensitive data, cybersecurity has shifted from a technical concern to a core business function. The CISOs and security leaders featured below are shaping how Belgian software companies embed security into product development, compliance, and long-term growth.
Sam Ceulemans — Chief Information Security Officer, Customs4Trade
Sam Ceulemans serves as CISO at Customs4Trade, where he leads cybersecurity strategy for a global trade and customs software platform operating in highly regulated environments. With a strong background in digital risk and security from his years at Deloitte, he brings structured risk management, governance, and compliance expertise into a fast-growing software business. His experience spans information security management, regulatory alignment, and enterprise risk advisory, enabling security to support both product reliability and customer trust.
Laurent Verbruggen — Chief Information Security Officer, Setle
As CISO at Setle, Laurent Verbruggen is responsible for building the company’s cybersecurity foundations as it develops technology-driven solutions for the housing journey. His role focuses on aligning security with business objectives while managing risk, compliance, and digital asset protection. Notably, he leads initiatives such as implementing Vanta and driving ISO 27001 certification, embedding security and compliance into Setle’s operating model as it scales its software platform.
Sven Van den Broeck — Chief Information Security Officer, Sofico
Sven Van den Broeck oversees information security strategy at Sofico, a software company operating in complex, data-driven environments. His responsibilities include enterprise risk management, data protection, and aligning cybersecurity initiatives with broader business goals. By focusing on governance and strategic security oversight, he plays a key role in protecting Sofico’s software platforms against evolving cyber threats while supporting long-term organisational resilience.
Wim Mostmans — Co-Founder, Chief Technology Officer & Chief Information Security Officer, Ambassify
Wim Mostmans combines deep technical expertise with executive leadership as Co-Founder, CTO, and CISO of Ambassify. With over 15 years of hands-on development experience, he brings a builder’s mindset to cybersecurity, embedding security directly into platform architecture and engineering practices. His background spans web development, infrastructure, Linux systems, and IoT, allowing him to bridge product innovation and secure-by-design principles for Ambassify’s employee engagement platform used by major Belgian and international organisations.
Mohamed Amine Youssef — Chief Information Security Officer, Portima
Mohamed Amine Youssef is a seasoned cybersecurity leader with more than 13 years of experience across technology, financial services, and research-driven environments. As CISO at Portima, he brings a broad skill set covering operational security, incident response, risk management, and strategic leadership. CISSP and CISM certified, he is also a published researcher and patent holder in applied cryptography, combining strong technical depth with executive-level decision-making in a software-centric organisation.
The Role of CISOs in Belgium’s Software Ecosystem
As Belgian software companies continue to expand across borders and industries, cybersecurity leadership has become essential to product credibility, regulatory compliance, and customer confidence. The CISOs highlighted here demonstrate how security can be embedded into software development lifecycles, organisational culture, and growth strategies. Their work reflects the increasing importance of security as a business enabler within Belgium’s evolving software development landscape.