Managing Partner of Frankfurt Kurnit since 2010, Jeffrey A. Greenbaum is one of the country’s leading advertising lawyers. He is a partner in the firm’s Advertising, Marketing & Public Relations Group and has extensive experience representing advertisers, advertising agencies, and platforms on advertising and intellectual property matters. Best Lawyers in America has named him “Advertising Lawyer of the Year” for the New York metro-area four times and The Legal 500 has named him to its “Hall of Fame.”

Jeff serves as Vice Chair of the International Chamber of Commerce Global Marketing & Advertising Commission. He was Chairman of the Global Advertising Lawyers Alliance from 2014 through 2025 and now serves on the GALA Executive Committee as Immediate Past Chairman. He also serves as and Secretary of the Board of the International Advertising Association and serves on the Board of IAA’s North America chapter. In addition, he serves on the Advisory Council for the Institute for Advertising Ethics.

He has previously served as Chairman of the Committee on Consumer Affairs of the New York City Bar, and has chaired the City Bar’s annual “Hot Topics in Advertising Law” program for more than two decades. He has also served as a Director and Secretary of the Brand Activation Association and served as Co-Chairman of the Brand Activation Association’s law conference. He also twice served as Chairman of the jury for the International Council for Advertising Self-Regulation’s Global ICAS Awards.