Megan K. Bannigan is a partner in the Litigation and Intellectual Property & Media Groups, focusing on trademarks, trade dress, copyrights, false advertising, design patents, rights of publicity, licensing and other disputes. She represents clients across a range of industries, including beauty consumer products, cosmetics, entertainment, fashion and luxury goods, financial services, food and beverage, pharmaceuticals, professional sports and technology.

Ms. Bannigan has extensive trial experience, helping to secure an over $20 million jury verdict for client Learning Annex in the United States District Court for the Southern District of New York, among other matters. She also has experience representing clients before the United States Patent and Trademark Office, the Trademark Trial and Appeal Board and the International Trade Commission. Ms. Bannigan is ranked in Chambers USA (2023) for Intellectual Property: Trademark, Copyright & Trade Secrets. Clients describe her as “whip smart and an extraordinary advocate,” and she is said to provide “outstanding strategic legal advice.” According to sources, “her excellent legal knowledge paired with her sense for commercially reasonable approaches deliver highly satisfying outcomes for her clients.” She was named to the 2022 and 2023 Top 250 Women in IP List by Managing Intellectual Property. Also recognized by Managing Intellectual Property’s IP STARS and Law360 as a Rising Star, she is known for “translat[ing] complex legal issues into clear pragmatic legal advice.” Ms. Bannigan is recognized as a Next Generation Partner by The Legal 500 US (2023), where she is described as “a go-to for advice on fashion law and design issues” and lauded for her “tremendous drive, unsurpassed knowledge, creative solutions and quick, insightful communications.” She is ranked as a top practitioner by World Trademark Review (2020-2023), which reports that she has “deep substantive knowledge married to a practical approach and is not intimidated by the most challenging cases or counterparties.”

Ms. Bannigan is also a frequent speaker and panel member for business, legal practice and educational groups across the country and is frequently quoted, mentioned and published in national and international publications, including The New York TimesThe Wall Street Journal, Bloomberg, Reuters, The Washington Post, Billboard, People MagazineLaw360,, Managing Intellectual Property, The World Trademark Review, Practical Law, Intellectual Property Magazine and, as a legal authority on intellectual property matters. Ms. Bannigan has also testified as an expert before the United States Senate Judiciary Intellectual Property Subcommittee on the issue of fraudulent trademarks.  

Ms. Bannigan is an adjunct professor, teaching Advanced Trademark and False Advertising Law at NYU School of Law and Fashion Law at Rutgers School of Law. She previously was a Clinical Visiting Lecturer at Law at Yale Law School, leading the team of students that helped secure the landmark decision in Connecticut Coalition for Justice in Education Funding v. Rell, where the Court declared that several features of Connecticut’s system of education, including the formula for distributing funding to school districts, were unconstitutional.

Ms. Bannigan is active in intellectual property-related professional organizations, including the International Trademark Association, where she currently serves as Counsel to the INTA Foundation and on INTA’s Amicus Committee. She previously spearheaded the development of INTA’s Pro Bono clearinghouse, was a member of the 2019 Presidential Task Force focusing on corporate responsibility and, in 2017, was awarded the Volunteer Service Award for Advancement of the Association. Ms. Bannigan is also Vice Chair of the American Bar Association - Intellectual Property Law Section Trademark Division. She previously served as Chair of ABA-IPL Trademark Litigation Committee, as well as a member of the Section’s Nominating Committee. In both 2020 and 2021, Ms. Bannigan was the recipient of ABA-IPL Section Leadership Achievement Award. Ms. Bannigan is also a member of the NYC Bar Council on IP and Fashion Law Committee and the American Intellectual Property Law Association.

Ms. Bannigan has a strong commitment to public service. She has a large pro bono practice and is active in an array of not-for-profit organizations, including for Delivering Good, the Cancer Research Institute and Advocates for Children of New York. Prior to joining the firm, Ms. Bannigan worked in the Office of the New Jersey Governor.

Ms. Bannigan joined the firm in 2007. From 2008 to 2009, she clerked for the Hon. Mary Little Cooper of the United States District Court for the District of New Jersey.

Ms. Bannigan received her J.D. with high honors from Rutgers University in 2007, where she served as production editor of the Rutgers Law Review. In 2024, she was named the Rutgers Law Review Distinguished Alumni of the Year. She received a B.A. with honors from Rutgers College in 2002. Ms. Bannigan is a member of the Bars of New York and New Jersey and is admitted to practice before the Southern and Eastern Districts of New York and the District of New Jersey.


  • Rutgers School of Law – Camden, 2007, J.D.
  • Rutgers University, 2002, B.A.

Bar Admissions

  • New Jersey
  • New York