Catherine Liyun Zhang

  • Partner
  • Management Committee


Lexington, MA





Catherine Liyun Zhang is a partner and a member of the firm's Management Committee. She focuses on business and corporate law, estate planning, employment law, and intellectual property. 

Attorney Zhang represents corporations on complex matters, including company formation, governance, venture-capital financing, mergers and acquisitions, and cross-border transactions. She represents a wide variety of clients ranging from entrepreneurs and startups, to medium and large companies, including life sciences (biotech, biopharmaceutical, medical device, and healthcare services), medical practices, non-profit organizations, software, business and financial services, legal services, consulting, venture capitals, restaurants, and real estate developers. Attorney Zhang also represents C-level and executives in employment matters, advising them on employment contracts and equity compensation.

Attorney Zhang received her Juris Doctor degree from Boston University School of Law with a concentration in intellectual property law. Prior to her doctoral studies, she received her Bachelor of Science degree from Peking University and Master of Science degree from Michigan State University. Before joining the firm, Attorney Zhang worked at a boutique law firm in the greater Boston area and a prestigious international law firm in its China headquarters.

Attorney Zhang is active in local community services and serves on the board of directors/trustees of several non-profit organizations, including the Lexington Chamber of Commerce. Attorney Zhang is also a frequent presenter at conferences and seminars.

Areas Of Practice

  • Business and Corporate Law
  • Trusts and Estates
  • Employment Law
  • Intellectual Property Law

Bar Admissions

  • Massachusetts


  • Boston University School of Law, Boston, Massachusetts
    • J.D.
  • Michigan State University, East Lansing, Michigan
    • M.S. in Chemistry
  • Peking University , Beijing
    • B.S. in Chemistry

Professional Associations and Memberships

  • American Bar Association
  • Asian American Lawyers Association of Massachusetts
  • Massachusetts Bar Association
  • Massachusetts Continuing Legal Education
  • Lexington Chamber of Commerce


  • English
  • Chinese