Arendt & Medernach

About Arendt - your legal, tax and business services firm in Luxembourg

Arendt combines the entire value chain of services dedicated to Asset Managers, Banks, Insurers, Public Institutions, Commercial Companies and Private Clients operating in Luxembourg.

- Legal & Tax

- Regulatory & Consulting

- Investor Services

Legal & Tax

With over 450 legal experts, Arendt & Medernach can advise you on every aspect of doing business in Luxembourg from a legal and tax perspective.

We assist clients in structuring and running their business from a legal and tax standpoint across Luxembourg. Our teams directly serve international clients or work in close collaboration with foreign partner law firms.

Together, with our regulatory consultants and investor services experts, we bridge the gap between legal/tax advice and its implementation. We deliver best-in-class services for our clients’ business life cycle.

Regulatory & Consulting

We help clients remain compliant while running a profitable business.

What sets us apart is our ability to combine our business consulting skills with our extensive regulatory knowledge.

Our regulatory & consulting services complement the legal expertise and investor services of Arendt. This allows us to advise and support companies as they navigate legal and regulatory challenges, enabling them to run their business in an efficient and compliant manner.

With over 120 regulatory specialists at Arendt Regulatory & Consulting, we are able to assist you in:

- Regulatory & AML/CFT Compliance

- ESG Strategies

- Cross-Border Distribution

- Business & Tech Transformation

- Forensic Investigations, Compliance & Litigation Support

- Managed Services

Investor Services

We help clients efficiently run the operational side of their business by providing a comprehensive suite of investor services.

Deploying market leading technology, our 300 strong team provide clients with an integrated suite of fund and corporate services, delivered to the highest market standards.

Our investor services complement the legal expertise and regulatory & consulting services of Arendt. We are a Professional of the Financial Sector (PFS) supervised by the CSSF and ISO 22301 certified.

With over 300 investor services experts at Arendt Services and AManco, we are able to provide you with:

- Corporate Services

- Fund Administration Services

- Governance Services

- Operational AML & Compliance Services

- Tax Compliance Services

- Third Party AIFM Services

Recent Firm News & Legal Updates

Awards & Accolades, WLG News

World Law Group has been shortlisted in the "Network of the Year" category for The Lawyer European Awards 2023, being held on November 23 at the JW Marriott Grosvenor House Hotel, London, UK.

Seven World Law Group member firms are also shortlisted.

Member Voices

While Jean-Luc Putz of Luxembourg is a new WLG Key Contact Partner, he's no stranger to World Law Group. Arendt & Medernach is currently working on more than 30 matters with other member firms.

Member Firm News, WLG Collaborations

Cuatrecasas has advised Banco Inversis, S.A., a subsidiary of Banca March, S.A., on buying the institutional depositary and custody business of Luxembourg’s Banque Havilland, S.A. Arendt & Medernach assisted with the Luxembourg legal aspects.

Firm Offices in Member Jurisdiction



Firm Offices in Other Jurisdictions

North America

United States 
U.S.A. - New York, New York


England, London
France, Paris


Hong Kong, Hong Kong

* Indicates affiliated firm

All Firm Contacts Committees
Practice Groups
Tax & Private Wealth
Tax & Private Wealth
Real Estate & Construction
Real Estate & Construction
Antitrust, Competition & Foreign Direct Investment
Antitrust, Competition & Foreign Direct Investment
Privacy & Data Protection
Privacy & Data Protection
Other Firm Members
Communication Team Arendt
Valentina d'Eufemia
Emmanuelle Entringer
Lorraine Tonnelier
Jean-March Ueberecken
Fran�ois Warken