THE TEAM

The MARSIGNY GOSSET AVOCATS practice offers its clients the support of a team of ten experienced lawyers who are fully dedicated to criminal defence.

The team is tightly knit, available and responsive. It offers close support to clients and partners with regard to their needs and interests, making available analytic capabilities and expertise in judicial practices gained over 25 years, in order to provide a tailor-made active criminal defence.

The team is a highly senior one, and it conducts the biggest criminal proceedings which involve complex legal issues which are heavily publicised and / or have much at stake. They are accustomed to working in defence teams, and are involved in all the specific areas of criminal law.

 

PARTNERS

Emmanuel MARSIGNY

Emmanuel MARSIGNY

A member of the Paris Bar since 1995, and a member of the International Bar Association, Emmanuel Marsigny is an internationally known defence specialist.

A former partner of the practice METZNER ASSOCIES, which he co-founded in 1998, Emmanuel Marsigny created his own firm, MARSIGNY AVOCATS, in October 2013.

Over a period of 25 years, Emmanuel Marsigny has been involved in the majority of major criminal cases, including the Furiani stadium drama, the ELF case, the fictitious jobs of the city of Paris, Angolagate, and the Concorde crash, as well as the case of ill-gotten property, the sale of the Compiègne racecourse, the Brétigny sur Orge railway disaster, the Madoff case, the Balkany case, the disappearance of the President of Interpol….

A seasoned expert of cases which are sensitive and / or which have received media attention, Emmanuel Marsigny regularly pleads before ordinary courts (Assize courts, correctional courts and appeals courts) and specialist courts, and even independent administrative authorities.

He speaks French, English and Spanish.

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Cyril GOSSET

Cyril GOSSET

Cyril Gosset has been a lawyer with the Paris Bar since 1998. He holds a certificate of specialisation in criminal law, and is today known as a criminal defence specialist.

Cyril Gosset began his professional activity in the business practice CHAIN LACGER and Partners. Since 1999, he has collaborated with Olivier Metzner, whose practice (which has an international reputation) specialised in business criminal law. In 2005, he created his own practice in the centre of Paris while developing his expertise in the prevention of criminal risk and in the provision of assistance to individuals and companies facing criminal proceedings. In January 2018, with a wealth of twenty years of experience as a specialist in criminal law, he joined the practice MARSIGNY AVOCATS. The practice MARSIGNY GOSSET AVOCATS originated in January 2019.

During recent years, Cyril Gosset has been involved in the Wagram Circle case, the Médiator affair, one of the Madoff cases, the alleged embezzlement activity of the Eurodisney company committee, the Brétigny derailment, the Aristophil scandal, the Rio Paris crash, the “Balkany” case and even the Bataclan attacks.

Cyril Gosset is a graduate of the Toulouse Business School. He is a member of the Criminal Lawyers Association and has served as a senior counsel in the permanent legal assistance organised by the Bar of Paris.

He speaks French and English.

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Louis GUESDON

Louis GUESDON

Registered with the Paris Bar since 2010, for nearly ten years Louis Guesdon has developed a practice which specialises in criminal law; business-related criminal law in particular.

A graduate of HEC and the University of Paris 1, Panthéon-Sorbonne in business law, and trained in mergers / acquisitions with major lawfirms, Louis Guesdon chose to practice criminal defence, and began his professional activity in 2010, as a partner at the METZNER ASSOCIES practice, alongside Emmanuel Marsigny.

After five years of collaboration, Louis Guesdon became a partner at MARSIGNY AVOCATS prior to the merger with GOSSET AVOCATS, from which the practice MARSIGNY GOSSET AVOCATS originated.

In recent years, Louis Guesdon has worked in some of the most important criminal cases of the period: the “ill-gotten goods” affair, one of the “Madoff” affairs, the “Balkany” affair, and even the ENI-SAIPEM/SONATRACH affair, the disappearance of the President of Interpol, among others.

Louis Guesdon acts in all areas of criminal defence law; in particular, business criminal law: corruption and other breaches of probity, tax criminal law, money laundering, corporate criminal law, labour-related criminal law… he also deals with transnational cases which combine several criminal proceedings.

He speaks French, English and Italian.

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François ESCLATINE

François ESCLATINE

Member of the Paris Bar since 1999, François Esclatine is a recognized specialist in criminal business law, and is listed as such in numerous national and international rankings.

François Esclatine began his professional career with Olivier Metzner, which he left to join Veil Jourde, where he became a partner in 2010, in charge of criminal and regulatory litigation, notably before the Autorité des Marchés Financiers.

In recent years, he has been involved in a number of complex criminal cases, including the Concorde crash, Oil For Food, the financial aspects of the Karachi attack, the Elysée polls and the France Telecom suicides.

He speaks French and English.

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ASSOCIATES

  • Julie WEBER Avocat au Barreau de Paris

    Julie WEBER

    A lawyer with the Paris bar since 2016, Julie Weber has a university education in criminal law and criminal sciences.

    As part of her professional training, Julie WEBER has done an internship at the Interregional Directorate of Prison Services.

    She has also provided tutoring in private law in the faculty of law, political sciences and management at Strasbourg.  

    She joined the practice MARSIGNY AVOCATS in 2016 and, in this context, has handled cases in business criminal law (criminal law related to the stock market and financial criminal law, tax criminal law, international criminal law, extradition) and general criminal law (offences against property, offences against persons).

    Julie Weber is a graduate of the Certificate in English law obtained at the University of Birmingham.

    Julie Weber speaks French and English.

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  • Wanda Bellaiche-Ellena Avocat Paris

    Wanda BELLAICHE-ELLENA

    Admitted to the Paris (2018) and New York (2015) Bars, Wanda Bellaiche-Ellena has an academic background in business law.

    Having completed her studies in France, Scotland as well as in the United States, she graduated from the University of Cergy-Pontoise (Master II DJCE, 2013) and Vermont Law School (LLM in American Legal Studies, 2014).

    After being sworn in, she joined a law firm specialized in litigation and criminal business law before joining MARSIGNY GOSSET in 2019.

    In this context, she deals with cases involving various aspects of criminal law.

    Wanda Bellaiche-Ellena speaks French, English and Italian.

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  • Guilhem LE GARS

    Guilhem LE GARS

    A lawyer with the Paris Bar since 2021, Guilhem LE GARS joined the firm as soon as he was sworn in, after having completed more than a year's internship.

    He is graduated of the Magistere degree in Law and Economic Activities and holds a Master in Business Law from the University of Paris I Panthéon Sorbonne.
    During his professional training, he worked for a banking institution in London and for the law firm Kiejman & Marembert.
    He is also a lecturer at the University of Paris 1 Panthéon Sorbonne.
    Guilhem Le Gars speaks French and English.

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  • Guilhem LE GARS

    Hugo LEMOINE

    Admitted to the Paris Bar in 2022, Hugo Lemoine has a university degree in private law and criminal sciences as well as in maritime law.

    During his professional training, he practiced law by doing internships with the law firms VIGO and SCHAPIRA ASSOCIÉS, specialized in general criminal law and business criminal law. He also assisted, for six months, the investigating judges of the financial division of the Paris judicial court.

    He joined MARSIGNY GOSSET AVOCATS practice in September 2022 and, in this context, is involved in cases relating to various aspects of criminal law.

    Hugo Lemoine speaks French and English.

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  • Clara BAYOL

    Clara BAYOL

    Admitted to the Paris Bar in 2023, Clara Bayol has a university degree in general criminal law, business criminal law and compliance.

    During her professional training, she has done an internship at AUGUST DEBOUZY and HAÏK & ASSOCIÉS. She also worked as an intern at the economic and financial division of the Nanterre public prosecutor's office and at the French Anti-Corruption Agency.

    She joined MARSIGNY GOSSET AVOCATS in December 2023 and, in this context, handles cases in general criminal law and business criminal law.

    Clara Bayol speaks French and English.

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  • Joséphine de SONNEVILLE Avocat Paris

    Joséphine de SONNEVILLE

    Admitted to the Paris Bar since 2014, Joséphine de Sonneville studied criminal law and criminal sciences in Kingston University London and graduated in penology from the University of Jean Moulin Lyon III. 

    After several years of experience in law firms specialized in business criminal law, she joined the MARSIGNY GOSSET AVOCATS practice in 2022. 

    In this context, she deals with cases involving various aspects of criminal law, and more specifically business criminal law cases. 

    Joséphine de Sonneville speaks French and English.

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