Capabilities:
CybersecurityGérôme Billois
Biography
Gérôme Billois is a Partner at Wavestone, where for more than 20 years he has helped global organizations define and execute forward-looking cybersecurity strategies. Recognized for blending technical expertise with strategic insight, he advises CISOs, executive committees, and boards on turning cybersecurity into a driver of trust, resilience, and business transformation.
His current focus areas include AI security, product and OT systems protection, and enterprise-wide cyber resilience. Gérôme is particularly valued for his ability to anticipate major shifts, from agentic AI to post-quantum cryptography, and translate them into actionable roadmaps for organizations worldwide.
Beyond client work, he is deeply engaged in advancing the cybersecurity ecosystem. He drives innovation initiatives and nonprofit projects, and is the author of influential publications such as the CISO Radar, the Cyber Startup Radar, and the first open-source methodology for cyber sustainability. A frequent speaker at leading international conferences and a trusted voice in the media, Gérôme is widely recognized as one of Europe’s foremost experts on the future of cybersecurity.
Area of Expertise
Cybersecurity Strategy & Thought Leadership
AI Security Expertise (Agentic AI, SOC acceleration, secure adoption of AI)
Product, OT & Industrial Security Expertise
Cyber Resilience & Risk Management
Sustainability Integration in Cybersecurity
Innovation & Ecosystem Building
Client Advisory & Consulting Excellence
Foresight & Strategic Futurology
Group Overview
Wavestone is a leading global consulting firm specializing in strategic business transformations. Operating in 17 countries across Europe, North America, and Asia, the firm employs more than 6,000 professionals representing over 40 nationalities.
With over four decades of experience, Wavestone has built a strong reputation for combining deep industry expertise with cross-sector capabilities. Its 360° portfolio of high-value consulting services spans core business processes, advanced technologies, and sustainability practices, positioning the firm as a trusted partner for some of the world’s largest organizations, particularly in digital transformation and cybersecurity.
Firm Overview
Wavestone’s cybersecurity practice brings together over 1,000 specialists supporting more than 4,000 tier-one clients worldwide. With 11 offices across four continents, the practice combines global reach with deep local insight to deliver tailored, high-impact solutions.
The practice covers every aspect of digital risk, from proactive strategy and governance to advanced technical defenses. Capabilities include incident response, identity and access management, industrial and AI security, offensive testing, cloud and infrastructure protection, and operational resilience.
Leveraging proprietary tools such as Cyberbenchmark and the innovative Cyberlab, it helps organizations strengthen defenses, enhance cyber capabilities, and prepare for emerging threats such as AI vulnerabilities and post-quantum risks.
Renowned for independence, scalability, and a results-driven approach, Wavestone’s cybersecurity practice is a trusted partner for leading organizations navigating an increasingly complex threat landscape.