Marcella Barganz is a counsel at the global law firm Mayer Brown where she has practiced for more than 20 years. Marcella is an experienced transactional lawyer who focuses on risk management, compliance, legal and business conflicts, and professional responsibility issues that arise in the operations of Mayer Brown’s offices worldwide. As a member of the Legal Risk Management group, Marcella advises on legal ethics, risk-related strategy and protocols, business intake, information security policies and procedures and compliance matters. She regularly works with firm clients to onboard their outside counsel guidelines with the firm. She is also a member of the Firm’s Technology Task Force and assists in implementing new technologies within the Firm.

Prior to joining the Legal Risk Management group, Marcella was a senior associate in Mayer Brown’s Banking & Finance practice in the Chicago and New York offices. Marcella represented a broad range of firm clients in a variety of domestic and cross-border investment and finance transactions. The range of her work included international project finance and infrastructure transactions, domestic and cross-border lease financings, cross-border future cash flow securitizations, private securities offerings, and an emerging market debt restructuring.

Marcella represents pro bono clients, including individual applicants in a U Nonimmigrant Status (U Visa) case, and a civil rights organization in connection with multiple Voting Protection Hotlines and a Census Protection Hotline. She also introduced and secured pro bono representation of a nonprofit organization that offers education and support to at-risk homeless and undocumented teens in relation to a complex financing matter, and a separate firm team’s representation of the organization in such matter was honored as Mayer Brown’s Transactional Matter of the Year in 2019. She is a member of the firm’s New York Pro Bono Committee.

Marcella is actively engaged in civic and community organizations. Marcella serves as the President of the Board of Directors of the Alpine Learning Group Foundation, Inc., a non-profit organization that provides diagnostic, clinical, educational and support services to learners with autism and their families, and is a co-chair of the Women of the J at the JCC Manhattan, which provides a forum to explore cutting edge topics with influential women from the community.

Marcella received her JD from the University of Wisconsin Law School where she was a co-editor of the Wisconsin Women’s Law Journal. She spent a semester of law school in The Netherlands at the University of Groningen Law School where she studied European Union law and European civil and commercial law. She received her BA in Economics and English, summa cum laude, from St. Mary’s University. 

Spoken Languages

  • English


St. Mary's University, BA, summa cum laude

University of Wisconsin Law School, JD
Co-Editor-in-Chief, Wisconsin Women's Law Journal


  • New York
  • Illinois
  • Texas
  • Wisconsin


  • Alpine Learning Group Foundation, Inc., Board of Directors, President, 2018 to date 
  • Alpine Learning Group, Inc., Board of Directors, Member, 2008-2011; Vice President, 2011-2013; President, 2013-2016
  • Women of the J at the JCC Manhattan, Co-Chair, 2017 to date