Mason Weisz


Office: New York, NY

Phone: (347) 454-4505

Email me


Mason focuses on privacy, data protection, security, and Internet issues, with emphasis on helping companies that are subject to both U.S. and European law, including in relation to the California Consumer Privacy Act (“CCPA”), the EU General Data Protection Regulation (“GDPR”), ePrivacy rules, Data Privacy Framework, and Standard Contractual Clauses. A former web designer, he has extensive experience with the technology that drives digital media and e-commerce.

Mason’s work includes:

  • Advising software developers and technology manufacturers on privacy and security issues in product design.
  • Helping clients manage risk in the creation, marketing and licensing of innovative data services.
  • Designing compliant, data-driven, global marketing strategies.
  • Advising participants in the online advertising ecosystem on legal and self-regulatory compliance strategy.
  • Negotiating technology transactions, intellectual property licenses and other commercial agreements.
  • Developing information governance programs.
  • Conducting comprehensive enterprise-wide privacy and security assessment and remediation programs, including reviews of collection, use, disclosure, storage and disposal of personal data.
  • Managing data breach response.
  • Resolving regulatory audits and inquiries.
  • Representing clients in dispute resolution.
  • Addressing a wide range of related issues, including in the areas of data collection, data sharing, computer crime, employee monitoring and other electronic surveillance, online content, children’s privacy, health privacy, financial privacy, information management, trade secrets and intellectual property.

Mason is the former Chair of the Privacy Subcommittee of the NYC Bar Association’s Information Technology Law Committee. He is a member of the Future of Privacy Forum Advisory Board.



New York University School of Law, J.D., 2005

University of Texas at Austin, B.A., 2001


Hunton & Williams LLP

Cowan, DeBaets, Abrahams & Sheppard LLP

Office of New York Attorney General, Internet Bureau



New York


English 🇺🇸

French 🇫🇷

Spanish 🇪🇸

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