DSM Avocats à la Cour
55-57, rue de Merl
Luxembourg L-2146, Luxembourg

Contact: Mario Di Stefano

Phone: +352 26 25 62 1

Firm Profile
DSM Avocats à la Cour is a Luxembourg-based law firm with more than 20 attorneys. The firm’s consistent focus on excellence and responsiveness has earned DSM an international impressive reputation. The firm’s multi-specialist approach, within one of the world’s major financial centers, has been made possible by the targeted recruitment of high profile, multi-lingual lawyers. In addition, the partners are recognized experts in commercial law, M&A, Real Estate, traditional corporate finance, tax and dispute resolution. DSM combines legal expertise with business acumen, resulting in the delivery of client-centered solutions.

Practice Areas
Administrative and Public 
Banking and Financial 
Capital Markets
Commercial and Business 
Compliance and Regulatory 
Corporate Mergers and Acquisitions

Criminal Law and White Collar Crime
Dispute Resolution
Employment and Social Security
EU and Competition
Human Rights

Life Sciences
Real Estate and Construction
Restructuring and Insolvency


May 2022DSM Avocats à la Cour (Luxembourg) announced the Real Estate and Construction departments are included in the 2022 Chambers & Partners rankings. Also, Mario Di Stefano, Managing Partner – Avocat à la Cour and head of the Real Estate and Construction department, is mentioned individually as one of the best Luxembourg real estate lawyers since 2019.

April 2022: DSM Avocats à la Cour (Luxembourg) maintains its status as ‘Leading firm’ in the prestigious international legal directory The Legal 500.

March 2022: Mario DI STEFANO (DSM Avocats à la Cour, Luxembourg) ranked Band 2 in Real Estate by Chambers and Partners.

March 2022: AmCham Luxembourg interview with Mario DI STEFANO. See the interview with Mario DI STEFANO, Managing Partner – Avocat à la Cour and also President of AmCham Luxembourg’s Real Estate Committee, in the latest AmCham Luxembourg newsletter by clicking here. The interview covers the main changes in the new bill on residential leases, as well as regulations on  micro-housing and flat sharing.

March 2021: DSM Avocats à la Cour (Luxembourg) was twice highlighted in the “Transaction & Deals” guide published yearly by Leaders League. They were recognized as “Excellent” in Real Estate and “Recommended” in Mergers & Acquisitions. Mario Di Stefano, Managing Partner and Renaud Le Squeren, Partner were cited as Leaders.

December 2020: DSM Avocats à la Cour (Luxembourg) announced that IFLR1000 ranked the firm in Banking & Finance, Commercial, Corporate and M&A in its 2020 edition.

June 2020: DSM Avocats à la Cour (Luxembourg) has been voted Best Workplace Luxembourg by Great Place to Work! Each year the Great Place to Work® Institute rewards organizations where it is good to work in over 60 countries. In 2020, the Institute celebrates its 10th edition in the Grand Duchy of Luxembourg for the occasion it rewards 20 enterprises that make confidence a vehicle for performance and well-being in the workplace. This year is DSM Avocats à la Cour’s first time in participating in the category of Small Companies, which represents organizations of 20 to 49 persons.