Marc Zwillinger


Marc is one of the pioneers of information security law and created the first information security practice at any national law firm with Kirkland & Ellis in 2000. He is founder and Managing Partner of ZwillGen PLLC, providing counsel on issues related to privacy, security, surveillance, and the increasingly complex laws governing internet practices. The 2012 client’s guide of Chambers USA: America’s Leading Lawyers for Business recognizes him as a leader in Privacy & Data Security law. Prior to starting ZwillGen, Marc ran the Privacy and Security groups at Sonnenschein Nath and Rosenthal LLP. Earlier in his career, he prosecuted cybercrime from the Computer Crime and Intellectual Property Section of the Criminal Division of the Department of Justice. After receiving his J.D. from Harvard Law School, magna cum laude in 1994, Marc clerked for Judge Wolf of the U.S. District Court, District of Massachusetts. He is a frequent speaker on internet security and an adjunct professor of Cybercrime at the Georgetown Law Center in Washington, D.C