Seth J. Mersky is a shareholder in the firm’s Private Wealth Services group where his practice focuses on U.S. international tax and international estate planning for high-net-worth individuals, family offices, and multinational businesses. He is the firm’s principal contact for international tax and international estate planning in the Miami office.

Seth’s practice is unique amongst international tax lawyers due to his rare combination of skills typically found separated across multiple lawyers. He has broad knowledge of all areas of U.S. international tax and private wealth law, matched by significant depth of experience in each. His practice encompasses international estate planning for high-net-worth multinational families with U.S. nexus, inbound tax planning for foreign clients investing in the U.S., outbound tax planning for U.S. clients expanding offshore, and domestic trust and estate planning for high-net-worth U.S. families. In addition, he has extensive experience regarding the design, formation, and operation of U.S. and foreign trust structures and knowledge of the tax laws of numerous foreign jurisdictions.

Seth prides himself on having clients feel as though they can trust him completely. He has extremely close personal relationships with many of the clients he represents such that they often turn to him as their key family advisor for all U.S. legal matters. In multiple cases, he has been intimately involved in both the personal and legal aspects of helping families of significant wealth transfer management and control of complex international wealth structures to their next generation.

  • Florida Super Lawyers, “Rising Star,” Tax, 2020-23
  • American Bar Association, Member
  • The Florida Bar, Member

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