Mary J. Hildebrand, CIPP/US/EU Founder and Chair, Privacy and Information Security Practice, Partner, The Tech Group

New Jersey
T 973.597.6308 | F 973.597.6309

Mary J. Hildebrand, Founder and Chair of Lowenstein Sandler's Privacy and Information Security Practice, and Partner in The Tech Group, has more than 30 years of experience in bringing technology deals from conception to conclusion. Her deep experience converges at the intersection of privacy and data security, tech, and intellectual property. Mary routinely serves as lead counsel in complex commercial matters on behalf of companies — both public and private — across industries including digital and social media, software, clean-tech, renewable energy, public utilities, financial services, medical devices, entertainment, e-commerce, transportation, universities, and not-for-profit organizations. Her practice also encompasses the transactions and foundational legal structure needed by start-ups in the launch of their businesses.

Mary also has extensive experience in the commercialization, protection, and management of intellectual property, technology, and database assets around the world. Additionally, she is a leading authority on EU and US data privacy and information security laws. She has served on Lowenstein Sandler’s Board of Directors and Strategic Planning Committee, and chaired the firm’s Diversity and Inclusion Committee.

Prior to joining Lowenstein Sandler, she was a partner at Goodwin Procter LLP, where she served as Chair of the firm’s IP Transactions & Strategies practice.

Recognized by Chambers USA: America's Leading Lawyers for Business (2009–2015) as a leading intellectual property attorney, Mary is described as “top-notch” and is “recognized for her expertise in the field, with notable experience handling complex transactions involving significant IP assets.” Mary’s clients further commend her as “. . . a phenomenal client manager; she knows the area inside out; she’s hugely responsive and she knows exactly when to bring other expertise onboard.” “Mary gives useful, pragmatic, practical advice: stuff you can really use. She isn’t a partner who looks to hedge or caution advice and she’s not afraid to help you come to a decision.” Mary was also recognized by The Best Lawyers in America (2016) for her expertise in IT Outsourcing Law.

Mary is a Founder and Co-Chair of STRIDES®, Advancing Women in Business, an initiative sponsored by Lowenstein Sandler that promotes visibility, leadership opportunities, and quality peer interaction for women in business, and has been widely recognized for her efforts in this area. She is the recipient of the Women's Political Caucus of New Jersey’s 2011 Mary Philbrook Award (named for the first woman admitted to the Bar in the State of New Jersey in 1896), given for her substantial contributions to the advancement of women in the legal profession. Mary was named one of the "Best Fifty Women in Business" by NJBIZ magazine in 2011.

Mary earned her J.D. from Duke University School of Law and her B.A. from Union College, magna cum laude. She is admitted to practice in New Jersey.


US and Europe Agree in Principle to Replace Safe Harbor with a new “Privacy Shield”
Privacy and Information Security Alert, February 2, 2016
Mary Hildebrand, CIPP/US/EU
Landmark EU Data Protection Regulation Close to Becoming a Reality
Privacy and Information Security Alert, December 21, 2015
Mary Hildebrand, CIPP/US/EU
What Startups Need to Know About the Safe Harbor Ruling in Europe
TechCrunch, October 31, 2015
Mary Hildebrand, CIPP/US/EU
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Press Mentions

Mary Hildebrand is quoted in the Wall Street Journal on the alternatives companies are using in place of Safe Harbor, while the European Court of Justice negotiates a new agreement. , Wall Street Journal , December 8, 2015
In a Corporate Security article, Mary Hildebrand provides insight on how US companies must rethink compliance with EU data privacy laws. , Corporate Security Magazine , October 8, 2015
Mary Hildebrand comments in CIO Magazine regarding the Court of Justice of the European Union’s ruling declaring the Safe Harbor agreement invalid and how this could result in the loss of uniformity for privacy investigations throughout many European countries. , CIO Magazine , October 6, 2015
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Related Areas

Franchise and Distribution
Privacy and Information Security
The Tech Group
Trademark Prosecution and Enforcement


Duke University School of Law ( J.D. , 1984 )
Union College of Union University ( B.A. , 1980 ) , magna cum laude

Bar Admissions

New Jersey

Court Admissions

1985 , U.S. District Court, District of New Jersey
1986 , U.S. Court of Appeals, Third Circuit


  • The International Association of Privacy Professionals (IAPP)
    • CIPP/US/EU
  • Liberty Science Center, Founder and Member of Board of Directors of the Women’s Leadership Council
  • Licensing Executives Society, New Jersey Metro Chapter
    • Co-chair
  • American Bar Association
  • New Jersey State Bar Association
  • Executive Association of New Jersey
    • Past President and Chair of the Board of Trustees