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Catherine A. Bernard

US Litigation Professional Support Lawyer

1999 K Street, N.W.
Washington, DC 20006-1101
Catherine is the US Litigation Professional Support Lawyer, and a member of the firm’s Knowledge Management Department. She uses her extensive complex litigation experience to help the firm’s litigators efficiently generate work of the highest quality. Her practice focuses on the development of instructive practice guides and forms for all stages of litigation projects in federal and state courts. Catherine also works with the firm’s Electronic Discovery Services and IT Departments to develop and implement technology that allows the firm’s lawyers to better leverage each others’ knowledge and promote the full application of the firm’s resources in serving client needs.

In her previous role as counsel at Mayer Brown, Catherine’s practice focused on complex commercial litigation in federal and state courts, with a focus on securities and regulatory matters involving financial institutions and financial products. Her experience includes the defense of multiple major financial institutions in lawsuits brought throughout the US by purchasers and trustees of mortgage-backed securities offerings. She has also litigated matters involving commercial fraud and other business torts, banking regulation, internal investigations, consumer class actions, cybersecurity and data privacy, professional liability, complex-e-discovery, and privilege issues. Catherine was selected by the Super Lawyers rating service as a “Super Lawyer” in Commercial and Securities Litigation in 2014, 2015, and 2016.

Catherine is also a founder of Mayer Brown’s Pro Bono Asylum and Immigration practice and has an active pro bono practice representing refugees in contested asylum hearings and appellate proceedings.

Catherine joined Mayer Brown in 2005 from another global law firm in Washington, DC, and took the position of US Litigation Professional Support Lawyer in 2016. From 2002 through 2003, she served as law clerk to the Honorable John P. Wiese of the United States Court of Federal Claims.


  • New York University School of Law, JD, Dean’s Merit Scholar, 1999-2002; NYU Moot Court Board, Associate Casebook Editor; Co-Founder and Coordinator, Holocaust Victim Assets Litigation Project
  • Andrew W. Mellon Fellow in Humanistic StudiesGraduate Theological Union/UC Berkeley Joint Program in Jewish Studies (graduate coursework)
  • Stanford University, BA, with honors and distinction, Phi Beta Kappa, Robert M. Golden Medal for Excellence in the Humanities and Creative Arts, Kennedy Essay Prize in Jewish Studies, Rosaldo Lopes Honors Thesis Award in Feminist Studies.

Bar Admissions

Illinois, District of Columbia, California