OUR IDENTITY

Founded in 2023, the firm is the result of a partnership between lawyers Louis Jay, Marjorie Duquennoy and Arthur Gaulier.

As members of the Paris Bar, they have forged strong professional links, having previously practiced with renowned criminal lawyers.

They have pleaded numerous cases before all the criminal courts in France and its overseas departments, regions and communities.

They have acquired the values of a rigorous, demanding and combative defense.

A RIGOROUS, DEMANDING AND COMBATIVE DEFENSE

The firm draws on this experience to offer a comprehensive range of preventive and criminal defense services to corporate and individual clients.

LAWYERS

OF THE FIRM

Criminal proceedings require technical expertise to best defend the interests of an individual or a company before the criminal courts, whether the need is that of a defendant or the victim of an offence.

Backed by the experience of its lawyers, the firm supports its clients throughout the entire criminal justice process, from the very beginning of the case to the trial phase, as well as for all issues arising after the criminal or correctional trial.

NEWS

Our latest information

30/03/2026
Pédocriminalité : dans un collège de la Nièvre, un surveillant manipulateur fait 41 victimes
Arthur Gaulier represents five families of victims in the case involving a school monitor charged with sexual assault on minors and corruption of minors at the René-Cassin middle school in Cosne-Cours-sur-Loire (Nièvre). The firm successfully obtained additional investigative steps from the examining magistrate, paving the way for a potential reclassification of the charges as rape. …
18/12/2025
Un ancien entraîneur sportif relaxé après des accusations d’atteintes sexuelles sur des athlètes
Arthur Gaulier acted as defense counsel for a sports coach accused of sexual assault who was acquitted by the Le Mans Criminal Court. …
01/09/2025
Le designer star français Ramdane Touhami mis en cause pour harcèlement moral
Arthur Gaulier responded to AFP’s questions regarding a complaint filed by a former employee of Ramdane Touhami, accused of moral harassment and undeclared work. …
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EMERGENCY CASE

We strive to respond to you as quickly as possible.

Louis Jay

+ 33 (0)6 61 89 98 97

Marjorie duquennoy

+ 33 (0)6 88 14 69 18

Arthur Gaulier

+ 33 (0)7 86 87 08 25