Mario G. MacKay
Privacy Consultant @Hewardmills - Your Global Data Protection Office Dpo
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WORK HISTORY
Privacy Consultant @Hewardmills - Your Global Data Protection Office Dpo
London, GB
Leading privacy and compliance projects across sectors, ensuring delivery on GDPR, CCPA, PIPEDA, DPA, EU AI Act, and ePrivacy standards. Drive project management, resource planning, and cross-functional coordination to implement scalable, regulation-aligned solutions- Draft and optimize privacy policies, incident response plans, and breach protocols- Oversee data governance and DSAR workflows, enabling clients to manage risk and build resilience- Conduct horizon scanning and maintain global regulatory trackers to keep clients ahead of legal changes- Design and deliver tabletop exercises and trainings on data protection, privacy by design, and compliance strategy.Key Achievements- Led a data protection bill review for an African government ministry, produced a structured legal assessment aligned with international frameworks- Managed multi-jurisdictional compliance initiatives for Tier 1 clients, aligning operations, reporting, and delivery across regulatory landscapes.
EDUCATION
University of Sierra Leone, Fourah Bay College
Bachelor of Laws - LLB (Hons)
Queen Mary University of London
Master of Laws - LLM
Stanford University School of Engineering
Professional Program
Sierra Leone Law School
Bar Final Certificate
ABOUT MARIO G. MACKAY
Privacy, AI governance, and technology law professional working across the US, UK, EU…
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