Sarah Lightdale


+1 212 479 6374

Sarah Lightdale has extensive experience in complex commercial disputes, with a particular focus on defending companies and directors and officers in litigation regarding mergers and acquisitions, securities class actions and derivative cases. She has represented public and private companies, investment banks, private equity and venture capital firms, boards of directors and individuals in a variety of actions in state and federal courts and arbitration. She also has substantial experience conducting internal investigations and defending clients in investigations by the US Securities and Exchange Commission and FINRA.

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  • Shareholder Suit Successfully Resolved During Trial 

  • SELLAS Life Sciences Group to Merge with Galena Biopharma 

  • Uber Closes SoftBank Investment 

  • Medivation Agrees to Sell to Pfizer for $14 Billion 

Practices & Industries


  • New York University School of Law
    JD, 2005

  • Columbia University
    BA, cum laude, 2001

Admissions & Credentials

New York


  • American Bar Association, Section of Litigation (Co Chair, M&A/Proxy Litigation Subcommittee)


+1 212 479 6374 office

55 Hudson Yards
New York, NY 10001-2157