Mr Marc Kleyr > KLEYR GRASSO > Luxembourg, Luxembourg > Lawyer Profile
KLEYR GRASSO Offices

7 rue des Primeurs
L-2361 Strassen
Luxembourg
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Mr Marc Kleyr

Work Department
Dispute Resolution
Position
Senior Partner
Career
Marc KLEYR has been a co-founder and Managing Partner of the firm for 30 years, since its inception.
Senior Partner in the firm’s Corporate and Finance Litigation department, he is highly regarded in the market for his experience in commercial and corporate litigation, with a special focus on shareholders’ litigation, finance litigation, insolvency-related litigation and audit negligence claims.
Marc has a unique expertise in multi-jurisdictional and cross-border cases. Over the last 20 years, he has been involved in all major high-profile corporate finance and insolvency-related litigation cases in Luxembourg.
Languages
English, French, German and Luxembourgish
Memberships
Luxembourg Bar, admitted in 1991
International Association of Lawyers (UIA)
International Association of Restructuring, Insolvency & Bankruptcy Professionals (INSOL)
R3 – Association of Business Recovery Professionals
Education
- Maîtrise en droit privé (Master in Private Law), University of Strasbourg, 1990
- DEUG law degree, Center for French Legal Studies at University of Saarbrücken, 1988
- Philosophy and Foreign Languages, University of Saarbrücken, 1986
Lawyer Rankings
Luxembourg > Dispute resolution
(Leading partners)The partner-led team at KLEYR GRASSO provides ‘pragmatic and innovative insights and solutions’ to clients within the financial services and asset management industries utilising both conventional and ADR litigation techniques. With a ‘deep understanding of the complexities’ associated with disputes occurring within these industries, Marc Kleyr can ‘navigate challenges with remarkable insight’; as well as handling shareholders’ disputes, Kleyr also excels at defending accounting firms in auditor negligence claims. Donata Grasso has a ‘deep knowledge of procedural aspects and a great capacity to assimilate various law areas’, ensuring that she is very well-equipped to represent clients across a range of corporate/commercial litigation, including in the context of funds and insolvency-related disputes. Rosario Grasso spearheads the criminal law offering, which includes white-collar-related matters, while the ‘responsive and proactive’ Emilie Waty , who was promoted at the beginning of 2024, excels at handling shareholders’ and directors’ liability litigation and rounds out the team at a partner level.