Overview

Sean is a partner in the Portland office and chair of the national Constangy Cyber Team. His background includes over 25 years of experience with data privacy and information security matters. He is a former cyber attorney for the U.S. Department of Justice where he served as the lead cyber attorney for the U.S. Attorney's Office in Oregon, and worked with the Computer Crime & Intellectual Property Section in Washington, D.C. During that time, he worked closely with the FBI, the Secret Service, and other federal agencies in prosecuting complex white collar and high-tech cybercrime. Sean was also honored twice with the Director’s Award, one of the highest awards bestowed upon Assistant U.S. Attorneys. He has been recognized for his leadership in the data privacy and cybersecurity space, having been named by the Cybersecurity Docket as one of the best and brightest data breach response lawyers in the business. His credentials include being a Global Information Security Professional (GISP), a Certified Information Systems Security Professional (CISSP), and a Certified Information Privacy Professional for United States law (CIPP/US). In managing the national Constangy Cyber Team, Sean continues to manage responses to complex data breaches and works with information security personnel and corporate executives in managing and mitigating cyber risk.

Honors & Recognitions

  • Incident Response 50 for 2023 and 2024, selected by Cybersecurity Docket as one of the 50 best data breach response lawyers in the business
  • 2021 Distinguished Alumni Award, Linfield University Alumni Association
  • Incident Response 40 for 2021 and 2022, selected by Cybersecurity Docket as one of the 40 best and brightest data breach response lawyers in the United States
  • Incident Response 30 for 2020, 2019, 2018, selected by Cybersecurity Docket as one of the 30 best and brightest data breach response lawyers in the United States
  • Outstanding Support, Dedication, and Contribution to Federal Law Enforcement in the District of Oregon, Federal Law Enforcement Officers Association, Portland, Ore., 2014
  • Outstanding Prosecutive Skills and Assistance to the FBI, FBI Director James B. Comey, 2014
  • Outstanding Assistance and Support on Behalf of the Investigative and Protective Responsibilities of the Secret Service, United States Secret Service Director Julia A. Pierson, 2014
  • Exemplary Efforts on Defense Criminal Investigative Service Investigations, Defense Criminal Investigative Service Office of Inspector General, 2014
  • Outstanding Efforts In Support of the U.S. Postal Inspection Service’s Mission of Protecting the U.S. Mails from Criminal Activity, United States Postal Inspection Service, 2014
  • Appreciation for Protecting the Integrity of the Social Security Number, Social Security Administration Office of Inspector General,2014
  • Outstanding Dedication and Exemplary Service to the United States Attorney’s Office, District of Oregon, 2014
  • Outstanding Prosecutive Skills and Assistance to the FBI, FBI Director Robert S. Mueller, III, 2010
  • Assistant Attorney General’s Award for Intra-Departmental Cooperation, Assistant Attorney General Matthew Friedrich, 2008
  • Superior Contributions to the Law Enforcement Responsibilities of the United States Secret Service, United States Secret Service, 2007
  • Dedication and Commitment to the Prosecution of Complex Financial Crimes, Internal Revenue Service Criminal Investigation Division, Portland Field Office, 2005
  • Director’s Award, Executive Office for United States Attorneys (EOUSA), 2004
  • Outstanding Assistance to the FBI, FBI Director Robert S. Mueller, III, 2002
  • Outstanding Prosecutive Skills and Assistance to the FBI, FBI Director Louis J. Freeh, 2001
  • Achievements and Contributions to the Department of Justice, Attorney General Janet Reno, 2000
  • Director’s Award, EOUSA,1997
  • Outstanding Contributions in the Field of Drug Law Enforcement, DEA, 1997

Professional & Civic Associations

Certifications

  • Certified Information Systems Security Professional (CISSP) through the International Information System Security Certification Consortium (ISC2)
  • Global Information Security Professional (GISP) through the Global Information Assurance Certification
  • Certified Information Privacy Professional (CIPP) for United States law (US) through the International Association of Privacy Professionals (IAPP)

Prior Experience

  • Assistant United States Attorney, United States Department of Justice, District of Oregon, Portland, Ore., 1991-2014
  • Assistant District Attorney, Lane County District Attorney’s Office, Eugene, Ore., 1987-1991

Press Room

  • “Do or do not. There is no try.” 
    Yoda, Grand Master of the Jedi Order

Education

University of Oregon School of Law

  • J.D., 1987
  • Moot Court Board
  • National Mock Trial Team
  • President, Student Bar Association
  • Centurion Award

Florida State University

  • M.S., Higher Education Administration, 1981

Linfield University

  • B.A., English and Psychology, 1980
  • President, Associated Students of Linfield College
  • Football and baseball teams

Bar & Court Admissions

  • Oregon, 1987
  • Washington, 2015
  • District of Columbia, 2015
  • U.S. Supreme Court, 1997
  • U.S. Court of Appeals 9th Circuit, 1991
  • U.S. District Court District of Oregon, 1991
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