Joseph A. Castelluccio

Corporate & Securities, Mergers & Acquisitions, Fintech


Joe Castelluccio is a multifaceted advisor who has a broad array of experience advising clients in a range of M&A, joint ventures, capital raising and corporate governance matters, often in highly-regulated industries. He is based in Mayer Brown’s New York office.

Joe’s clients include global financial institutions, insurance companies, private equity funds, multinational corporations and innovative emerging growth companies. He also advises boards of directors of publicly traded and private companies in a variety of high stakes matters.


Selected Experience

  • Represented one of the largest asset managers in Asia in its investment in a leading U.S. investment adviser / ETF complex and related commercial arrangements.
  • Represented one of the leading American life insurance companies in its acquisition of a term life new business platform and related insurtech assets
  • Represented a digital “neobank” across its operations, including venture capital fundraising, services offering to customers, data privacy matters and corporate governance.
  • Represented numerous financial institutions and other businesses in structuring and implementing their digital assets strategies, including tokenized assets offerings and innovative blockchain investment products.

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  • Georgetown University, BA
  • Brooklyn Law School, JD, cum laude
    Executive Editor, Brooklyn Law Review (2005–2006)


  • New York

Professional & Community Involvement

  • Member, Legal Advisory Council of Sanctuary For Families, the leading non-profit organization in New York State dedicated exclusively to serving the complex needs of domestic violence victims, sex trafficking victims, and their children.
  • Board member, Northeast Region Advisory Board of Youth About Business , a national youth leadership development organization that introduces high school students from diverse and underserved communities to the world of business through intensive M&A summer programs.
  • New York City Bar Association