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Band 3
Provided by Yannick Arbaut
Yannick is a member of the Firm’s Investment Funds Practice and is a recognised authority on private fund formation in Luxembourg. Based in the Luxembourg office, he advises on complex fund formation matters, including the structuring and registration of regulated funds (including semi-liquid evergreen funds) and unregulated funds. Yannick’s practice focuses on the sponsoring and operation of private investment funds, and other aspects of private investing in alternative asset classes.
Joined Firm in 2025; Previously from 2019 to 2025: Partner, A&O Shearman.
Yannick is a member of a number of fund industry bodies including the Association of the Luxembourg Funds Industry (ALFI) and the Luxembourg Private Equity Association (LPEA) where he co-chairs the AIFMD review working group.
Fluent in English, German, French and Luxembourgish.
University of Montpellier I
Master 2, International Trade Law
2007
University of Montpellier I
Master 1, Business Law
2006
Provided by Chambers
Yannick Arbaut has notable experience assisting international clients with the establishment of investment funds in Luxembourg, as well as with the regulatory aspects of investment fund transactions. He joined Simpson Thacher & Bartlett in April 2025 after having worked at A&O Shearman.
Provided by Chambers
Yannick Arbaut is strongly involved in client matters, knowledgeable and provides good insight into current regulatory work.
Yannick Arbaut is a very commercial lawyer who is very to the point and responsive. He is good at what he does. He is an ally and somebody you can call to run ideas by.
I have only had very positive experiences working with Yannick Arbaut.
Yannick Arbaut is very friendly, approachable and dedicated to his clients. He is also very experienced and skilled.
Yannick Arbaut is strongly involved in client matters, knowledgeable and provides good insight into current regulatory work.
Yannick Arbaut is a very commercial lawyer who is very to the point and responsive. He is good at what he does. He is an ally and somebody you can call to run ideas by.
I have only had very positive experiences working with Yannick Arbaut.
Yannick Arbaut is very friendly, approachable and dedicated to his clients. He is also very experienced and skilled.