Department profile
WilmerHale

Litigation: Securities

USA Guide 2026 : New York

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WilmerHale

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About

Provided by WilmerHale

Our lawyers have played an integral role in many of the most significant cases across the globe over the past several years, including internal and governmental investigations; patent, copyright and trademark cases; regulatory, government and public policy disputes; securities class action lawsuits; and federal and state appellate cases. Clients rely on our strong understanding of their industries and business goals, pragmatic and clear advice—even in the midst of complicated issues, complex legal and regulatory regimes, and high-stakes decisions—and ability to deliver practical solutions to real-world problems. Our cases and achievements cut across the litigation spectrum, and we have experience across industries, including aviation; bankruptcy and commercial; communications; defense and national security; government contracts; energy, environment and natural resources; financial institutions; labor and employment; technology; and trade.

To learn more about our Litigation practice, click here: https://www.wilmerhale.com/en/solutions/litigation

Chambers Review

Provided by Chambers

Litigation: Securities - New York

Band 3

What the Team is Known For
WilmerHale maintains an esteemed practice that regularly acts on big-ticket civil disputes, drawing on a strong global platform and notable trial skills. It has expert commercial litigation capabilities, offering experience in areas such as insurance matters and credit reporting disputes. The firm is also noted for its highly sophisticated practice in disputes arising out of bankruptcy proceedings. It boasts a strong bench of securities litigators who frequently defend against class actions and derivative suits arising in a wide range of industries.
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Work Highlights

Provided by Chambers

  • WilmerHale continued to represent PayPal in a suit filed by the Hawaii Office of Consumer Protection under Hawaii's Unfair and Deceptive Acts & Practices and Deceptive Trade Practices laws.

Strengths

Provided by Chambers

  • The WilmerHale team is exceptional. It is efficient, straightforward and pragmatic, providing clear guidance to clients. Its depth of experience is a key strength, enabling it to provide concrete instructions on how to work through the matter and practical solutions. The firm's client service is also excellent, it is very attentive and efficient.

    Litigation: Securities respondentUSA

  • WilmerHale has strong commercial litigators who are good on their feet, can write well and are very responsive.

    Litigation: Securities respondentUSA

  • WilmerHale's lawyers are experts and incredibly responsive. I have a lot of trust in the firm for our most complicated matters as well as trust in its advocacy.

    Litigation: Securities respondentUSA

  • WilmerHale is very knowledgeable and experienced. The team is calming, reasonable, practical and business-oriented. The firm provides excellent client service and is prepared to assist us in making decisions, going beyond just outlining our options. Every member of the team is excellent and very responsive from senior partner to more junior partners and associates.

    Litigation: Securities respondentUSA

Notable Practitioners

Provided by Chambers

  • Hallie Levin
    Hallie Levin

    Hallie Levin

    Hallie Levin is cochair of WilmerHale's global trial practice. She is an experienced commercial litigator with a strong track record in trials before state and federal courts. Her expertise spans business torts, antitrust and trade secrets-related cases.

    • Hallie is a fantastic litigator and a sophisticated adviser. She has an ability to quickly absorb, retain and analyze complex and voluminous information.

      Litigation: Securities respondentUSA

    • Hallie is a phenomenal lawyer.

      Litigation: Securities respondentUSA

    • Hallie is a good advocate who is extraordinarily good at examining witnesses. She is also a very strong writer.

      Litigation: Securities respondentUSA
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  • Michael Bongiorno
    Michael Bongiorno

    Michael Bongiorno

    Michael Bongiorno is held in high regard for his handling of complex securities class actions and derivative suits, and often acts for corporate issuers in the life sciences field.

    • Michael provides excellent, practical advice that takes into account all of the facts and issues. He is also incredibly knowledgeable about the market and able to expertly guide us.

      Litigation: Securities respondentUSA

    • Michael is a phenomenal resource and adviser. He gets a 10/10 in all categories. He has a unique combination of decades of experience, being both smart and street smart, and having a lot of presence.

      Litigation: Securities respondentUSA

    • Michael has a deep understanding of federal securities laws and is very pragmatic and strategic.

      Litigation: Securities respondentUSA
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  • Andrew Rhys Davies
    Andrew Rhys Davies

    Andrew Rhys Davies

    Andrew Rhys Davies routinely acts for international clients, including prominent names in global finance, on a variety of contentious commercial matters ranging from licensing disputes to antitrust litigation.

    • Andrew is easy to work with and a very careful litigator.

      Litigation: Securities respondentUSA

    • Andrew is a wonderful securities litigator and is exquisite in terms of detail.

      Litigation: Securities respondentUSA
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  • Fraser L Hunter Jr
    Fraser L Hunter Jr

    Fraser L Hunter Jr

    Fraser Hunter offers experience in a range of securities concerns, including civil class action litigation and regulatory matters.

    • Fraser is super experienced and he brings that experience to bear in every matter.

      Litigation: Securities respondentUSA

    • Fraser is technically strong. He is an expert, great at coordinating complex topics and a strategic thinker. He is also extremely committed and has good insight and intuition.

      Litigation: Securities respondentUSA
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  • Tamar Kaplan-Marans
    Tamar Kaplan-Marans

    Tamar Kaplan-Marans

    Tamar Kaplan-Marans is highlighted for her securities-focused practice, with notable expertise in class actions.

    • Tamar is an excellent lawyer.

      Litigation: Securities respondentUSA

    • Tamar is a seasoned securities litigation partner. She provides sound, reliable guidance in a reassuring manner. She is always quick to respond and provides helpful updates throughout the process.

      Litigation: Securities respondentUSA

    • Tamar is an excellent lawyer. She is whip-smart, a great writer and has a very deep knowledge of federal securities laws.

      Litigation: Securities respondentUSA
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Ranked Individuals at WilmerHale (5)

New York

Members

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