Michael A. Signorelli

Mike Signorelli

Michael Signorelli, co-chair of the Technology and Innovation Group, focuses his practice on advising and representing clients on issues related to data privacy and security. Mike regularly advises companies on compliance with relevant Internet, cybersecurity, advertising, and marketing regulations, as well as responding to data breaches. He represents clients in federal and state data-related legislative issues, rulemaking proceedings, and other matters before the Federal Trade Commission (FTC), Federal Communications Commission (FCC), Federal Election Commission (FEC), the U.S. Department of Commerce, and other U.S. federal and state agencies. 

Mike counsels a wide variety of clients, including marketers, advertisers, trade associations, data providers, adtech, martech, e-commerce firms, retailers, and nonprofit organizations. He serves as counsel to the Digital Advertising Alliance—the cross-industry organization that establishes and enforces self-regulations for online advertising.

Mike advises clients on regulatory compliance matters and developments in the applicable laws and self-regulatory codes of conduct, such as the Controlling the Assault of Non-Solicited Pornography and Marketing Act (Can-SPAM), the Telemarketing Sales Rule (TSR), the Telephone Consumer Protection Act (TCPA), Video Privacy Protection Act (VPPA), Electronic Communications Privacy Act (ECPA), the EU-U.S. and Swiss-U.S. Privacy Shield Framework, the European Union's General Data Protection Regulation (GDPR), the Digital Advertising Alliance’s Self-Regulatory Principles, and the Network Advertising Initiative’s Code of Conduct. He also counsels clients on matters involving Internet governance, crisis management, and the development of self-regulatory programs.





  • J.D. cum laude Catholic University of America, Columbus School of Law
  • B.B.A. University of Notre Dame

Bar Admissions

  • District of Columbia
  • Virginia

Professional Memberships and Activities

  • Member, American Bar Association
  • Member, Virginia State Bar


  • Chambers USA, Privacy & Data Security: ADTECH (Band 1), Nationwide, 2022 – 2024
  • BTI Consulting Group, Client Service All-Star, 2022
  • The Best Lawyers in America
    • Lawyer of the Year, Privacy and Data Security Law, Washington, DC, 2022
    • Privacy and Data Security Law, 2020 – 2024
  • Legal 500
    • Leading Lawyer, Media, Technology and Telecoms – Cyber Law (including Data Privacy and Data Protection), 2023 – 2024
    • Media, Technology and Telecoms – Cyber Law (including Data Privacy and Data Protection), 2021 – 2022
    • Next Generation Partner, Media, Technology and Telecoms – Cyber Law (including Data Privacy and Data Protection), 2020
    • Next Generation Lawyer, Media, Technology and Telecoms – Cyber Law (including Data Privacy and Data Protection), 2018 – 2019