Atty. Deborah S. Birnbach
Deborah Birnbach is a partner and co-chairs Goodwin’s Complex Litigation & Dispute Resolution and Public M&A / Corporate Governance practices and is a member of the firm’s Life Sciences Disputes group. She specializes in securities litigation, including class action defense; SEC, regulatory and internal investigations; M&A-related litigation; stockholder disputes; fiduciary duty claims; and proxy contests.
Profile Summary
About Deborah S. Birnbach at a glance
Deborah S. Birnbach is a litigation, adr, and energy attorney based in Boston, Massachusetts, practicing at Goodwin. Admitted to practice in Massachusetts, Admitted and New York, Admitted. Educated at Columbia University (J.D., 1992) and Wellesley College (B.A., 1986). Recognitions include Best Lawyers in America — Arbitration (2026), Best Lawyers in America — Biotechnology and Life Sciences Practice (2026), and Best Lawyers in America — Litigation - Regulatory Enforcement (SEC, Telecom, Energy) (2026). Serands clients in Boston, MA and the surrounding metropolitan area.
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About
- Deborah Birnbach is a partner and co-chairs Goodwin’s Complex Litigation & Dispute Resolution and Public M&A / Corporate Governance practices and is a member of the firm’s Life Sciences Disputes group
- She specializes in securities litigation, including class action defense
- SEC, regulatory and internal investigations
- M&A-related litigation
- stockholder disputes
- fiduciary duty claims
- and proxy contests
- Ms. Birnbach’s practice is national in scope and clients include public and private companies in healthcare, life sciences and technology, their boards and officers, and private equity firms and their partners
- Ms. Birnbach represents issuers and their directors and officers in securities and shareholder litigation and corporate governance matters including defending allegations of insider trading, misleading disclosures, M&A transactions, insufficient deal consideration, improper revenue recognition and other alleged accounting irregularities, self-dealing and breach of fiduciary duty, among other issues
- With colleagues in the Public M&A / Corporate Governance Practice, Ms. Birnbach works with integrated deal teams on M&A transactions, representing targets, acquirers and their financial advisers
- She also counsels on litigation avoidance, including arbitration, mediation and other alternative dispute resolution methods
- Ms. Birnbach conducts internal corporate investigations for audit committees and other board committees in financial accounting and corporate governance-related matters, including whistleblower matters under the Sarbanes-Oxley and Dodd-Frank Acts
- She also represents clients in FINRA inquiries and in regulatory proceedings brought by the SEC and others in possible accounting irregularities, corporate disclosures to investors and insider trading, among other matters
- Ms. Birnbach served on the firm’s Executive Committee and was formerly co-chair of Goodwin’s Women’s Initiative
- She currently serves on the firm’s Allocations Committee
Practice Areas Explained
Deborah S. Birnbach's Areas of Practice
Each practice area below reflects the types of cases Deborah S. Birnbach handles, with a brief overview of what that area of law covers.
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Deborah S. Birnbach is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Massachusetts →
Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.
Deborah S. Birnbach is one of 73,906 adr attorneys indexed nationally. Browse adr attorneys in Massachusetts →
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Deborah S. Birnbach is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Massachusetts →
Jurisdictional Context
Why local counsel matters in Massachusetts
Practicing law in Massachusetts. Legal matters in Massachusetts are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Boston are typically filed in the local municipal court or the appropriate Massachusetts state district court, depending on subject matter and amount in controversy. An attorney licensed in Massachusetts brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Massachusetts courts without local counsel or pro hac vice admission.
Looking for additional Massachusetts attorneys? Browse all attorneys in Boston or all attorneys in Massachusetts.
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