Nikolaos Chatzovoulos

Security Specialist & CEO, XN Consultancy

Nick E. Chatzovoulos is CEO & Principal Consultant of XN Consultancy, delivering high-level security, resilience, and business-continuity programmes across Europe and Africa. With 20+ years of operational leadership across military special operations, international NGOs, and private industry, he builds standards-based governance that protects people, sustains operations, and reduces strategic risk. His hands-on expertise comes from serving at every level of the hierarchy—from security guard to security director—leading teams, vendors, and critical operations in the field. 
 
His portfolio includes service as Director of Security & Safety for a multi-site mining organisation in Madagascar, and as a Security & Health & Safety consultant to NGOs during the Ukraine war. He currently heads the Security & Civil Protection Committee of Active Citizens of Salamina, lectures with the Hellenic Crisis & Disaster Management Institute, mentors aspiring professionals via ALLILONNET, and writes on security for scientific and national magazines. 
 
Selected recognitions include an official commendation from Madagascar’s Ministry of Interior for services to Security, Health & Safety for the local community; an Award of Excellence for Civil Protection & Public Service in Greece; and Ukraine Service and Humanitarian Service medals for meritorious NGO support.  
 
He is the author of Security Environment & Burnout Syndrome—a practical tool for resilience and continuity in security settings—catalogued by the National Library of Greece, and a frequent speaker at security forums. 

Nick - Securitybuyer.com
In the spirit of Socratic humility, I’ll judge to learn—and to recognise aretē: innovations with real-world impact that strengthen resilience, protect people, and honour human dignity.
XN Consultancy logo - securitybuyer.com

The Judges

The Security Buyer Awards stand as a testament to the rigorous standards and exemplary innovation in the security industry. Our panel of international judges at these awards are not just selected; they are chosen thanks to their knowledge, expertise and commitment to the industry.

Representing all areas of the industry, our judges contain knowledge on both physical and cyber security innovations, installer challenges as well as the changing demands of the end user and more. All judges are influencers in their respected fields who will offer invaluable guidance to submissions, ensuring the upholding of industry standards.

The judges’ role at the Security Buyer Awards will uphold integrity and maintain excellence. They will be responsible for judging submissions and entries and hand selecting those that meet our varied criteria, putting together shortlisted entries.

The Judges' Awards

At Security Buyer, we understand that excellence in the security industry takes many forms — from the innovation driving product development, to the frontline dedication of security personnel, to the strategic foresight of those leading policy, infrastructure, and operational resilience. The Security Buyer Awards 2025 are here to celebrate that full spectrum of achievement, recognising the companies, organisations, teams, individuals, and products that are redefining what success looks like in the global security landscape.

To ensure that all entries are assessed fairly, rigorously, and with the highest degree of integrity, we have assembled an external judging panel of esteemed experts drawn from across the global security sector. Each judge is carefully selected for their independent standing, deep expertise, and cross-disciplinary perspective. 

We invite you to share your story and success with us. Submissions are open for free to companies and professionals from across the world — regardless of size, sector, or geography. This is your opportunity to gain global recognition, demonstrate leadership, and celebrate the impact your work is having in building a safer, more secure future.

Entry Deadline: Make sure you’re part of this prestigious international recognition. Submit your entry by the 30th of September 2025 to be considered.

Awards News

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Yolanda Hamblen Announced as Security Buyer Awards Judge

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Awards Supporters

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