Mara Lieber
Overview
Mara Lieber is a counsel in Crowell & Moring’s New York office and a member of the firm’s Litigation Group. Mara has significant experience representing large and small commercial entities from pre-litigation through appeal. Understanding that not all disputes are the same, she is skilled at identifying and addressing her client’s objectives with minimal disruption.
Career & Education
- American University, B.A., cum laude, 2008
- St. John's University School of Law, J.D., magna cum laude, 2014
- New York
- U.S. District Court for the Southern District of New York
- U.S. District Court for the Eastern District of New York
- U.S. Bankruptcy Court for the Southern District of New York
- U.S. Court of Appeals for the Second Circuit
- U.S. Court of Appeals for the Sixth Circuit
Mara's Insights
Firm News | 9 min read | 08.21.25
Washington – August 21, 2025: The 2026 edition of The Best Lawyers in America® has recognized 49 Crowell & Moring lawyers as Best Lawyers and 33 lawyers as Best Lawyers: Ones to Watch. The publication also named partner Jason Murray as Lawyer of the Year for Antitrust Law in Los Angeles.
Firm News | 8 min read | 08.15.24
Firm News | 8 min read | 08.17.23
Speaking Engagement | 04.03.23
"Class Action Update and Trends," IAPP Global Privacy Summit 2023, Washington, D.C.
Representative Matters
- Representing major automobile manufacturer in nationwide class action alleging vehicle performance defects, breach of warranty, fraud, and consumer protection claims.
- Representing CSX Transportation in multidistrict litigation alleging a price-fixing conspiracy among certain providers of rail freight transportation services.
- Represented large institutional investor in Texas litigation seeking to recover over $70 million in losses on certain project finance notes issued by a contractor of Petróleo Brasileiro, Inc. (Prior firm).
- Represented a global financial services firm in the prosecution of hundreds of millions of dollars in indemnification claims against loan originators for the benefit of the firm’s creditors. In connection with that litigation, successfully opposed multiple motions to dismiss and transfer venue. (Prior firm).
- Represented a subsidiary of the fourth-largest investment bank in the U.S. in prosecution of claims against major financial institutions and entities in their capacities as Trustees, Issuers, and/or Noteholders in connection with the termination of synthetic credit default obligations. (Prior firm).
- Represented Connecticut-based contractor sued in New York court and successfully obtained dismissal of the action based on lack of personal jurisdiction. (Prior firm).
Mara's Insights
Firm News | 9 min read | 08.21.25
Washington – August 21, 2025: The 2026 edition of The Best Lawyers in America® has recognized 49 Crowell & Moring lawyers as Best Lawyers and 33 lawyers as Best Lawyers: Ones to Watch. The publication also named partner Jason Murray as Lawyer of the Year for Antitrust Law in Los Angeles.
Firm News | 8 min read | 08.15.24
Firm News | 8 min read | 08.17.23
Speaking Engagement | 04.03.23
"Class Action Update and Trends," IAPP Global Privacy Summit 2023, Washington, D.C.
Insights
How to Limit Litigation Risk from the Increased Use of Chat Programs During the COVID-19 Pandemic
|06.12.20
Crowell & Moring’s Data Law Insights
Mara's Insights
Firm News | 9 min read | 08.21.25
Washington – August 21, 2025: The 2026 edition of The Best Lawyers in America® has recognized 49 Crowell & Moring lawyers as Best Lawyers and 33 lawyers as Best Lawyers: Ones to Watch. The publication also named partner Jason Murray as Lawyer of the Year for Antitrust Law in Los Angeles.
Firm News | 8 min read | 08.15.24
Firm News | 8 min read | 08.17.23
Speaking Engagement | 04.03.23
"Class Action Update and Trends," IAPP Global Privacy Summit 2023, Washington, D.C.
