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At Deloitte Luxembourg, we make an impact that matters

Deloitte has a long history in Luxembourg—what started in the 1950s as a small accountancy practice called “l'Agence” is today a multidisciplinary firm, part of a network of more than 457,000 professionals across more than 150 countries.

Since the very beginning, Deloitte Luxembourg’s mission has been to support clients in making their most challenging business decisions with confidence, and helping them lead the way to a stronger economy and a healthy society.


people in Luxembourg


people globally


countries & territories

Our purpose

Making an impact every day, in everything we do

Our people

Meet our Managing Partner

John Psaila

Partner | CEO & Managing Partner

Over 175 years of shaping better futures

Ethics and integrity

Integrity. Quality. Professionalism.

Environmental, social and governance

Changing the world from the inside out.

2023 Luxembourg Impact Report

Building better futures


Living our purpose, reshaping our world, making an impact that matters