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Katherine (Katie) R. H. Gasztonyi

Senior Associate
Washington, D.C.

Katherine (Katie) R. H. Gasztonyi
English, Spanish
Practice Group

Katie Gasztonyi brings insight and experience to clients facing critical data-related compliance challenges and business risks. She helps clients of all sizes navigate complex data protection issues around the globe, identifying and weighing the relevant business and legal risks involved in international operations to develop practical and realizable solutions.

Katie works alongside internal legal and information security teams to develop, implement, and support forward-thinking global data protection programs. She listens to legal and business needs across client sites – wherever they may be – and is a partner in crafting solutions that are sensible and effective in their business culture.

Katie regularly works with our colleagues in the European Union on international data protection counseling, including on the EU General Data Protection Regulation, and cross-border data transfer issues including Privacy Shield and Standard Contractual Clauses. Katie also works with our colleagues in our Asia Pacific offices, helping clients to navigate Chinese, Japanese, and other international data protection laws.

Katie routinely counsels clients on consumer protection issues, including the FTC Act, the FCRA, the GLBA, deceptive advertising, and marketing (TCPA, CAN-SPAM).

Katie has experience litigating class-action lawsuits alleging privacy claims and representing clients in investigations before the FTC regarding privacy and data security issues.

Katie also brings her knowledge to bear in advising companies and industry groups on privacy-related legislative advocacy strategy on emerging technology issues.

While in law school, Katie was managing editor of the Harvard Journal of Law and Public Policy and editor of the Harvard Journal of Law and Technology. Prior to joining Hogan Lovells, Katie was an associate in a large, international law firm where she focused on privacy and intellectual property counseling and litigation.

Representative experience

Advising companies on data collection, use, and disclosure, and cross-border practices.

Developing and implementing global privacy programs for multinational companies, including training of personnel, worldwide.

Counseling financial, media, and technology companies on federal and state privacy and cybersecurity laws, including COPPA, GLBA, ECPA, and TCPA.

Counsel for a U.S. defense contractor in connection with a comprehensive overview of the company's cybersecurity program.

Representing companies in federal investigations arising from privacy, advertising, and other consumer protection matters.*

Advised companies and industry groups on privacy-related legislative advocacy strategy.*

Represented consumer electronics company in multi-district putative class action privacy litigation.*

*Matter handled prior to joining Hogan Lovells.

Education and admissions


  • J.D., Harvard Law School, 2012
  • A.B., Harvard College, 2009


  • Member, American Bar Association

Bar admissions and qualifications

  • District of Columbia
  • California
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