OVERVIEW
Claire’s practice focuses on antitrust, consumer protection, and complex civil and international human rights litigation.
Originally from France, she joins Hausfeld following a JD at American University Washington College of Law, where she represented low income individuals in the Federal Tax Clinic and spent a semester at the Federal Aviation Administration (FAA).
Educated in both the civil legal system, France, and the common law legal system, United States and United Kingdom, Claire’s unique training enables her to represent clients on complex cross-border issues.
Bilingual in French and English, Claire also speaks Spanish.
EDUCATION
American University Washington College of Law, J.D., magna cum laude, order of the coif, 2019
Universite Paris X Nanterre (France), Master 2 in French and Anglo-American Laws, Mention Bien, 2019
Universite Paris X Nanterre (France), Licence and Master 1 in International Law, Mention Assez Bien, 2017
University of Essex (United Kingdom), LLB Bachelor of Laws, First Class Honors Degree, 2015
BAR ADMISSIONS
District of Columbia
AFFILIATIONS
American Bar Association – Antitrust Section, Member
American Bar Association: Forum on Air and Space Law, Member
American University Washington College of Law Moot Court Honor Society, Member (2017-2019)
Janet R. Spragens Federal Tax Clinic, Student Attorney (2019)
Judicial Intern to the Honorable Robert R. Rigsby (2018)
French Legal Culture Frontrunner, lead on “Women and the Law” project (2014-2015)
Leadership Council on Legal Diversity (LCLD) Pathfinder, 2025
EXPERIENCE
Antitrust/Competition
- In re Generic Pharmaceuticals Pricing Antitrust Litigation – Representing end-payer plaintiffs against some of the largest generic pharmaceutical companies in the world for their industry-wide coordination to inflate prices, divvy up the markets, and block competition.
- In re: Concrete and Cement Additives Antitrust Litigation –Representing a class of direct purchasers of concrete and cement admixtures in a price fixing conspiracy MDL between the world’s largest manufacturers of concrete, cement, and mortar admixtures.
- In re Fragrance Direct Purchaser Antitrust Litigation - Hausfeld serves as Co-Lead Counsel for a class of direct fragrance purchasers against the four largest suppliers of fragrances and fragrance ingredients in the world, International Flavors & Fragrances Inc. (IFF), Symrise AG, Givaudan SA, and Firmenich SA, for potential price fixing and other anticompetitive conduct in the fragrance industry.
Human Rights
- Kashef v. BNP Paribas S.A. - Hausfeld represents Sudanese refugees in a landmark human rights class action against BNP Paribas, holding the bank liable for knowingly financing and profiting from genocide by laundering billions of dollars for the Omar al-Bashir regime. The team achieved class certification of more than 23,000 victims and a unanimous jury verdict for three class representative plaintiffs, resulting in a jury awarded of $20.75m. The case is now proceeding on appeal with the core findings of liability firmly established.
- Colbourne et al. v. Odin Properties LLC et al. – Hausfeld represents tenants of Bentley Manor in a class action lawsuit against one of Philadelphia’s largest landlords, challenging unsafe conditions and unlawful rent collection despite known safety violations.
