About Martyn William BoothStrategic Cyber Leadership. Ordered States from Chaotic Data.I am a commercially focused Chief Information Security Officer (CISO) and board advisor with over 15 years of experience delivering world-class security transformations within complex, high-stakes environments. My career has been built at the intersection of executive business strategy and deep technical insight, helping organizations turn technical chaos and modern cyber vulnerabilities into structured, growth-ready enterprise programs.Most recently, as the global CISO for dunnhumby (a near-billion consumer data-centric powerhouse within the Tesco Group), I spearheaded a multi-year security overhaul. I scaled our security division into a high-performing team of over 60 professionals, pioneered cutting-edge AI and Generative AI risk governance frameworks, and successfully championed a comprehensive rollout of Zero Trust Architecture (ZTA) across cloud, container, and serverless environments.Before this, I spent six years as the global CISO for Euromoney Institutional Investor PLC, serving as the core cyber risk owner directly to the Board and orchestrating large-scale regulatory and governance initiatives like global GDPR compliance. My foundational expertise was forged in elite tier-one consulting landscapes, delivering information assurance and enterprise security architecture for industry leaders at PwC, Deloitte, and PA Consulting Group.Beyond executive operations, I am a trusted partner to the venture capital and startup ecosystems. Since 2018, I have served as a Venture Capital Advisor to 8 leading funds (including Team8 and Viola Ventures), providing critical technical due diligence, threat landscape analysis, and market positioning strategies for emerging, cutting-edge security technologies.Backed by an MBA with Distinction from the University of Durham and industry-standard credentials (CISSP, CRISC), I partner with fast-growing startups, investment funds, and corporate boards to demystify complex cyber risk, stabilize operations through critical leadership transitions, and architect defensive strategies that scale.The Advisory PillarsInterim & Fractional CISO Leadership: Stepping directly into organizations to stabilize security functions, overhaul security culture, manage multi-million-pound budgets, and lead high-performing teams through critical business transitions.Cyber Startup Advisory & VC Due Diligence: Providing early-stage cyber companies and venture capital funds with deep market intelligence, product-market fit positioning, and rigorous technical due diligence on acquisition targets.Advanced Architecture & Governance: Aligning corporate strategy with modern security frameworks, including Zero Trust execution, proactive AI/GenAI risk guardrails, and enterprise ISO 27001/2 compliance.