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Jeantet

Paris,
THE BEST LAWYERS IN FRANCE™ AWARDS:: 29 BEST LAWYERS: ONES TO WATCH IN FRANCE™ AWARDS:: 5 BEST LAW FIRMS® AWARDS:: 37
33 Attorneys

About Jeantet

Our Attorneys (33)

Olivier Lyon Lynch

Olivier Lyon Lynch

(30)

N/A

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Wyssam Mansour

Wyssam Mansour

(33)

N/A

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Caroline André-Hesse

Caroline André-Hesse

(35)

N/A

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Office Locations

Paris, FR Headquarters

11, rue Galilée, Paris 75116

33 1 45 05 80 08

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Kyiv, UA

4, Volodymyrska Street, Kyiv 01001

380 44 206 09 80

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Casablanca, MA

2 Rue Zaidane, Casablanca 20170

212 5 22 94 09 96

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Leadership Team

Catherine Saint Geniest

Co-Managing Partner

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Karl Hepp de Sevelinges

Co-Managing Partner

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Awards & Recognition

Featured Awards

THE BEST LAWYERS IN FRANCE™ AWARDS: 29

BEST LAWYERS: ONES TO WATCH IN FRANCE™ AWARDS: 5

BEST LAW FIRMS® AWARDS: 37

Key Contacts

Yaëlle Medioni

Head of Marketing, Communications & Business Development

+33 (0)1 45 05 82 41

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Notable Clients

Jeantet advises major national and international groups in the industrial and service sectors, banks and financial institutions, investment funds, SMEs, the government, local authorities and professional organisations.OUR ONGOING STRATEGIC MONITORINGOur Infothèque (resources library) is a cornerstone of our firm’s development and know-how. The tools used enable our lawyers to keep abreast of changes in the business sectors and markets in which our clients operate in order to anticipate any potential issues these may pose. Our librarians create and manage many tools for use by our lawyers and clients in order to pass on knowledge and information in real time. Our databases, information gathering and media monitoring systems, newsletters, and legislative, regulatory and jurisprudential monitoring services are also made available to our clients. The wide range of transactions we carry out and our commitment to transparency towards our clients have prompted us to establish permanent monitoring tools to eliminate any risk of conflict of interest.OUR CONFERENCES, DEBATES AND TRAININGOur lawyers share the latest legal and legislative news in addition to their experiences, by organising training sessions for their clients on topical issues and major French and European regulatory developments.Jeantet advises major national and international groups in the industrial and service sectors, banks and financial institutions, investment funds, SMEs, the government, local authorities and professional organisations.OUR ONGOING STRATEGIC MONITORINGOur Infothèque (resources library) is a cornerstone of our firm’s development and know-how. The tools used enable our lawyers to keep abreast of changes in the business sectors and markets in which our clients operate in order to anticipate any potential issues these may pose. Our librarians create and manage many tools for use by our lawyers and clients in order to pass on knowledge and information in real time. Our databases, information gathering and media monitoring systems, newsletters, and legislative, regulatory and jurisprudential monitoring services are also made available to our clients. The wide range of transactions we carry out and our commitment to transparency towards our clients have prompted us to establish permanent monitoring tools to eliminate any risk of conflict of interest.OUR CONFERENCES, DEBATES AND TRAININGOur lawyers share the latest legal and legislative news in addition to their experiences, by organising training sessions for their clients on topical issues and major French and European regulatory developments.

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Reviews

4.5 / 5

49 Reviews

O

Oscar Fadel

Feb 02, 2026

Professional service and clear communication provided by Jeantet in undefined

Solid experience overall with the law firm of Jeantet. They know Regulatory Practice law inside and out and gave me great advice. Very helpful and got the job done exactly as they said they would. If...

K

Kelly Lakin-Muller

Feb 02, 2026

Would recommend Jeantet for sure to anyone in undefined needing legal help

Jeantet has been doing this since a long time ago, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal matters in undefined. Their ex...

J

Joey Walker

Feb 02, 2026

Finding Jeantet was the best thing that happened during my tough Regulatory Practice law battle

I was skeptical about hiring a lawyer for my Regulatory Practice law issue in undefined, but Jeantet changed my mind completely. They were professional, responsive, and most importantly, they got resu...

H

Henry Lowe

Feb 02, 2026

If you're feeling lost with a Regulatory Practice law issue in undefined, call Jeantet now

After my incident in undefined, I was bombarded with calls and paperwork I didn't understand. I reached out to Jeantet for help with my Regulatory Practice law claim and it was the best decision I cou...

K

Katherine Cassin

Feb 02, 2026

So glad I called Jeantet to handle my Regulatory Practice law case in undefined

I've already told all my friends and family about Jeantet. If you need Regulatory Practice law help in undefined, they're the ones to see without any doubt. They are local experts who really understan...