On Tuesday 2 December 2025, Luxembourg-based independent tax advisory firm ATOZ announced that its Information Security Management System (ISMS) has been awarded the ISO/IEC 27001:2022 certification.
This independent certification, verified by Certi-Trust™, confirms that ATOZ has implemented a rigorous, comprehensive framework for managing and protecting sensitive information, data and IT systems.
ATOZ noted that the ISO/IEC 27001:2022 standard is the latest benchmark for maintaining the confidentiality, integrity and availability of information. The 2022 version of the certification integrates modernised best practices and controls to address today's evolving cyber threat landscape.
Fatah Boudjelida, Managing Partner at ATOZ, said: "Achieving the ISO/IEC 27001:2022 certification is a clear demonstration of our commitment to security and trust in the Luxembourg market. In an era of increasing cyber threats and strict regulations such as the GDPR, our clients need absolute assurance that their data is in safe hands. This certification provides that independent assurance, confirming our security practices meet the most stringent global standards."
Keith O’Donnell, Managing Partner, added: "In the ever-changing and fast-moving environment in which we do business, cybersecurity is becoming of more importance as threats increase globally. Security has always been at the forefront of our business strategy, but this is not just about IT security; it encompasses governance, people, processes and technology. We are very proud of this achievement and thank our teams for reaching this impressive milestone."
Key benefits for valued clients and partners cited by ATOZ include: enhanced data protection; regulatory compliance; proactive risk management; and a trusted partnership.
