Mary Ellen Callahan
Partner, Hogan & Hartson LLP
Mary Ellen Callahan practices in the areas of antitrust law, consumer protection, and litigation. She counsels online companies, trade associations, and other corporations and represents them before government agencies on a wide range of antitrust, e-commerce, and privacy-related issues.
Mary Ellen has extensive experience working with multinational companies on a variety of privacy and security issues, including companies' policies (terms and conditions, privacy policies, and security policies) and wide-scale audits of clients' privacy and security policies as they relate to relevant federal and state legislation. For example, Mary Ellen counsels on online and offline marketing issues generally; drafts Web site privacy polices and terms of use; helps create and implement privacy and security-related compliance strategies and programs; and counsels corporations, associations, and other organizations on various e-mail compliance issues with regard to existing laws, best practices, and conducting both effective and legally compliant e-mail marketing campaigns.
In 2007, Mary Ellen was recognized by Chambers and Partners legal rating firm as "Band 2" Privacy and Data Security- DC (inaugural year); Hogan overall was recognized as Band 1 in the same area, and was recognized as Tier 2 in the Legal 500 US, Technology: Data Protection and Privacy, 2007 (again inaugural).
Prior to law school, Mary Ellen worked at the Congressional Research Service of the Library of Congress as part of the Special Task Force on the Development of Parliamentary Institutions in Eastern Europe.
Mary Ellen is a magna cum laude graduate of the University of Pittsburgh (Bachelor’s of Philosophy), and The University of Chicago Law School. She currently serves as Vice President of the Pitt Alumni Association.
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