William F Ryan
Chief Counsel, Division of Enforcement and Investigations, PCAOB
As Chief Counsel, William Ryan supervises attorneys in investigations of possible violations of the Sarbanes-Oxley Act, PCAOB rules, applicable federal securities laws relating to the preparation and issuance of audit reports, and professional standards. Mr. Ryan joined the PCAOB in January 2007 and was promoted to Deputy Director in 2012. He was named Chief Counsel in 2023.
Prior to joining the PCAOB, Mr. Ryan served for eight years as an Assistant Director and trial attorney in the Commercial Litigation Branch of the Department of Justice's Civil Division. At DOJ, he represented the United States at trial and on appeal in complex commercial matters.
Mr. Ryan also has worked as a teaching fellow at Columbia Law School and as a law clerk for U.S. District Court Judge Nathaniel M. Gorton.
Appearances
IdentificationSEC2415DateDecember 10, 2024Learn about the Public Company Accounting Oversight Board’s (PCAOB) latest standard setting activities, as well as recent inspection observations, registration matters, and enforcement actions impacting audit firms…Speakers
Barbara Vanich, CPAChief Auditor and Director of Professional Standards, PCAOBChristine Gunia, CPADirector of the Division of Registration and Inspections, PCAOBChief Counsel, Division of Enforcement and Investigations, PCAOB
