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“Andreas has extensive experience and is able to explain technical information clearly in a way that is easily understood by the non-technical side of the business.”

— Chambers USA 2025

Andreas Kaltsounis has been recognized as a BTI Client Service All-Star and by Chambers USA and Legal 500 for his work in privacy and cybersecurity. Clients appreciate his practical advice, “outstanding” knowledge of the law and ability to anticipate issues, thanks to his 25+ years of legal and technical experience as an attorney, an information security and privacy professional, a leader at an international information security consultancy and a federal agent investigating criminal, regulatory and national security cyber matters.


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