Skip to content
Sean Prosser
Attorney

Sean Prosser

Securities Litigation, SEC Enforcement & White-Collar Defense Lawyer

CA, Texas

Send a Message

Tell us about your legal needs and we'll connect you with Sean Prosser.

By submitting, you agree to be contacted about your inquiry.

Specialties & Experience

Criminal Law

About Sean Prosser

Sean Prosser, a former SEC enforcement attorney, is a leading Securities Litigation, SEC Enforcement & White-Collar defense lawyer. With offices in San Diego, Los Angeles and San Francisco, Sean defends clients facing shareholder lawsuits, SEC investigations, DOJ investigations and grand jury proceedings, and other civil and criminal government investigations. His clients include public and private companies, officers and directors, board committees, broker-dealers, banks, investment advisors, hedge funds, certified public accountants, individual stock traders and public officials. With a particular practice depth defending clients in securities investigations and white collar actions by regulatory authorities in Los Angeles, San Diego and throughout California, Sean regularly represents clients before the following agencies and regulators: •U.S. Securities and Exchange Commission (SEC) •U.S. Department of Justice (DOJ) •Financial Industry Regulatory Authority (FINRA) •NYSE, NASDAQ and other stock exchanges •California Department of Corporations •U.S. Department of the Treasury, including Financial Crimes Enforcement Network (FinCEN) and Office of Foreign Assets Control (OFAC) •Public Company Accounting Oversight Board (PCAOB) •Internal Revenue Service (IRS) Sean also has a significant securities litigation practice. He defends public companies and their executives facing shareholder lawsuits in state and federal courts across the country, including the Delaware Court of Chancery. Sean was named Best Lawyers in America's 2018 "Lawyer of the Year for Securities Litigation" and "Lawyer of the Year for Corporate Governance" in 2016. He is also recognized by Super Lawyers and The Legal 500. Specialties: Securities Litigation Defense; White-Collar Defense; SEC and DOJ Investigations and Proceedings; Shareholder Class Actions and Derivative Lawsuits; Corporate Control/Merger Litigation; Internal Investigations.

Location & Contact

Find Attorneys & Law Firms

Looking for the right attorney?

Search attorneys and law firms near you with Vikk's attorney locator.

Find an Attorney

2026 © Vikk Ai

WEBSITE & SEO by NATIVERANK