Luke Cadigan


As a former Assistant Director and Senior Trial Counsel in the SEC’s Enforcement Division, I have gained invaluable experience taking complex securities fraud matters to trial and an insider’s perspective on how to best address government investigations and other regulatory scrutiny.

+1 617 937 2480

Luke Cadigan is head of business litigation for the east coast and an experienced trial attorney. He concentrates his practice on securities enforcement matters, shareholder disputes and actions, complex commercial litigation, internal investigations, and advice on regulatory compliance. 

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  • Trial Victory in Unfair Competition Case for Uber 

  • Defending Inovio in Securities Class Action 

  • Gopuff Agrees to Acquire BevMo 

  • Singapore-based Grab’s Record SPAC Marks Southeast Asia’s Largest Ever US Equity Offering 


  • Boston College Law School
    JD, magna cum laude

  • Amherst College
    BA, cum laude

Admissions & Credentials


District of Columbia


  • American Bar Association

  • Boston Bar Association

Rankings & Accolades

    Best Lawyers – Leading Lawyer in Litigation Securities (2020)

    Massachusetts Super Lawyer (2012 – 2020)


+1 617 937 2480 office

500 Boylston Street
14th Floor
Boston, MA 02116-3736