Olivier has substantial experience advising and representing investment funds, their directors and service providers, as well as investors, in a broad range of complex, high value cross-border disputes, in all pre-contentious and contentious matters before the Luxembourg courts.

Branding icon

Memberships

Icon
Luxembourg Bar (List I), 2019
Icon
Ontario Bar, 2014
Icon
Quebec Bar, 2014
Icon
Paris Bar, 2016-2022
Icon
New York Bar, 2015-2022
Branding icon

Qualifications

Icon
Quebec Bar School, University of Ottawa (Canada), 2013
Icon
Bachelor of Common Law, J.D. (Cum laude), University of Ottawa (Canada), 2012
Icon
Bachelor of Civil Law, LL.L. (Summa cum laude), University of Ottawa (Canada), 2012
Icon
Master’s in Public International Law, LL.M. (With Distinction), University of Kent (Brussels, Belgium), 2008

What others say

Quote icon
Olivier Marquais is listed as Other key lawyer.
Legal 500 - EMEA (2024)
Quote icon
Olivier Marquais named "Key lawyer" in Dispute resolution
Legal 500 - EMEA (2023)
Quote icon
Olivier Marquais named "Key lawyer" in Fintech
Legal 500 - EMEA (2023)
Return to previous slide
Go to next slide

Olivier Marquais

Counsel - Attorney at Law

olivier.marquais@loyensloeff.com

Luxembourg

French, English

Person image

<p>Olivier Marquais, counsel, is an attorney-at-law (Avocat à la Cour) in the Litigation & Risk Management Practice Group of our Luxembourg office. He focuses on investment funds, financial and commercial disputes (litigation and arbitration), and recognition and enforcement proceedings.</p>

Olivier has substantial experience advising and representing investment funds, their directors and service providers, as well as investors, in a broad range of complex, high value cross-border disputes, in all pre-contentious and contentious matters before the Luxembourg courts.