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.

Spoken Languages

  • English
  • French
  • German
  • Hebrew


  • Defense of two global financial institutions in RMBS-related securities fraud lawsuits in New York, Illinois, Massachusetts, Minnesota, and Indiana, including the multi-billion-dollar litigation brought by the Federal Housing Finance Agency.
  • Advising a global property and casualty insurer on interpretation and application of the federal securities laws in connection with coverage for claims related to the Madoff Ponzi scheme.
  • Defense of an international financial institution in a breach of contract and fraud lawsuit brought by a CMBS trustee in Illinois state court. After a four-week combined jury/bench trial, defeated fraud claim and obtained full indemnity for contract claim, plus a $5.1 million attorneys’ fees award. Currently acting as lead counsel in appellate proceedings.
  • Defense of an international telecommunications company in two separate class actions alleging violations of the First and Fourth Amendments and the federal Right to Financial Privacy Act. Obtained voluntary dismissal of one action in Virginia federal court following a successful motion for reconsideration on standing grounds; won dismissal with prejudice of second action in New York federal court and subsequent Second Circuit appeal.
  • Defense of a Canadian financial institution in a $2 billion federal lawsuit related to the collapse of Global Crossing Ltd. Secured dismissal with prejudice of several claims and settled the remainder for favorable terms at close of discovery.
  • Defense of a multinational life insurance company in cases alleging federal securities law violations and consumer fraud in the marketing and sale of variable annuities.
  • Defense of major home lender in California federal court against claims that mortgage servicing practices breached contractual and common law duties to loan purchaser.
  • Representation of a well-known R&B performer in Illinois federal and state court lawsuits seeking 50% of the profits generated by several successful musical works.
  • Defense of an asset manager in an Enron-related ERISA lawsuit in Illinois federal court, settled on favorable terms on the first day of trial.
  • Defense of a multinational computer technology corporation and three of its senior executives in shareholder derivative and insider trading litigation in Delaware federal court.
  • Counseling of a US bank’s outside directors in dual OCC and DOJ investigations into Bank Secrecy Act and money-laundering violations; although bank was subjected to more than $40 million in fines, outside directors were cleared of any misconduct.


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 Studies
Graduate 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.  


  • Illinois
  • District of Columbia
  • California


  • US District Court for the District of Columbia
  • US District Court for the Central District of California
  • US District Court for the Central District of Illinois
  • US Court of Appeals for the Second Circuit
  • US District Court for the Northern District of Illinois
  • US Court of Federal Claims


  • American Bar Association Consumer Litigation Committee; Co-Chair, Privacy and Information Security Subcommittee
  • American Bar Association Woman Advocate Committee
  • National Immigrant Justice Center, Volunteer Attorney
  • Human Rights First, Volunteer Attorney
  • Tahirih Justice Center, Volunteer Attorney
  • Children’s Law Center, Volunteer Attorney