David A. Sirignano focuses on international and domestic corporate finance, mergers and acquisitions (M&A), and US Securities and Exchange Commission (SEC) and Financial Industry Regulatory Authority (FINRA) regulation. David represents foreign and domestic public companies, broker-dealers, underwriting syndicates, investment managers, and private funds with respect to issues arising under US federal securities laws, including SEC and FINRA registration and reporting obligations, disclosure issues, and insider trading and trading practice regulation.
Before joining Morgan Lewis, David was associate director for international corporate finance in the Division of Corporation Finance at the SEC. In that position, he developed SEC policy on cross-border offerings, acquisitions, and listings, which included offshore Internet offerings, international disclosure and accounting standards, and international corporate governance guidelines. David also advised the SEC and its Division of Enforcement on financial fraud cases and cross-border offering abuses. Earlier, he served as senior legal advisor to the SEC’s director of the Division of Corporation Finance, and as staff director of the Advisory Committee on Capital Formation and Regulatory Processes. He also served for seven years as chief of the division’s Office of Tender Offers, administering rules on M&A, going private transactions, and proxy contests.
David is a former vice-chair of the ABA Federal Regulation of Securities Committee and a former chair of the ABA Subcommittee on Corporate Disclosure. He also served as a member of the FINRA Corporate Financing Committee. He speaks frequently at conferences and continuing legal education programs on public and private financings, corporate reporting and governance, M&A, and private fund regulation.
Manhattan College, 1975, B.A.
Union University, Albany Law School, 1978, J.D.
District of Columbia
Awards and Affiliations
Notable Practitioner, IFLR1000 Financial and Corporate (2019)
Notable Practitioner, IFLR1000 United States (2018)
Recognized, Securities/Capital Markets Law, Washington, DC; Securities Regulation, Washington, DC, The Best Lawyers in America (2006–2011, 2017–2019)
Former Chair, Subcommittee on Public Company Disclosure and Continuous Reporting, Federal Regulation of Securities Committee (2001–2006)
Member, American Bar Association
Named, Thompson Reuters DC Super Lawyer for Securities and Corporate Finance (2013–2014)