Department profile
Dentons

Corporate/M&A: High-end Capability

France Guide 2026 : France

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Dentons

About

Provided by Dentons

Dentons’ Paris Corporate / M&A team, led by Partner Olivia Guéguen, comprises around 30 lawyers and is part of a wider network of more than 450 Corporate lawyers in Europe and over 1,600 worldwide. The team advises French and international corporates, investment funds, financial institutions and management teams on domestic and cross‑border transactions, frequently acting as lead counsel on multi‑jurisdictional mandates.

The practice focuses on complex, high‑value M&A and private equity work, with particular strengths in life sciences, technology, industrials, infrastructure and consumer goods. The Paris team structures and negotiates transactions efficiently across multiple jurisdictions, working in fully integrated teams with Dentons offices across Europe, the CIS, the Middle East, Africa, the Americas and Asia.

    • Public and private M&A
    • Private equity and venture capital
    • Cross‑border and multi‑jurisdictional deals
    • Life sciences and healthcare transactions
    • Technology and digital deals
    • Industrial and infrastructure M&A
    • Emerging markets and market entry / exit
    • Joint ventures and strategic alliances

Chambers Review

Provided by Chambers

Corporate/M&A: High-end Capability - France

Band 5

What the Team is Known For

Dentons has strong cross-border capabilities thanks to its offices in a variety of jurisdictions and lawyers with experience in France, as well as other countries including Germany and the USA. The law firm handles acquisitions, joint ventures and divestments for domestic corporates, public companies and multinationals. The team represents clients from the food, technology and manufacturing industries. The department possesses particular expertise in life sciences transactions.

Notable practitioners

Head of department, Olivia Guéguen is a key contact for clients.

À propos de l’équipe

Dentons a de solides capacités transfrontalières grâce à ses bureaux dans diverses juridictions et à ses avocats ayant de l’expérience en France, ainsi que dans d’autres pays, dont l’Allemagne et les États-Unis. Le cabinet d’avocats conseille sur des acquisitions, des joint ventures et désinvestissements pour des entreprises nationales, des sociétés publiques et des multinationales. L’équipe représente des clients des secteurs de l’agroalimentaire, de la technologie et de la fabrication. Le département possède une expertise particulière dans les transactions dans le secteur des sciences de la vie.

Avocats notables
Olivia Guéguen, chef de département, est un interlocuteur clé pour les clients.
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Work Highlights

Provided by Chambers

  • Dentons advised TotalEnergies on the creation of its joint-venture with Air Liquide, TEAL Mobility.

  • Dentons a conseillé TotalEnergies dans le cadre de la création de sa joint-venture avec Air Liquide, TEAL Mobility.

Strengths

Provided by Chambers

  • The Dentons team is very responsive, incredibly knowledgeable and is a fantastic business partner.

    Corporate/M&A: High-end Capability respondentFrance

  • Dentons excels in navigating intricate legal challenges and providing innovative solutions, ensuring successful outcomes with the highest level of professionalism.

    Corporate/M&A: High-end Capability respondentFrance

  • The department consistently demonstrates deep expertise, strategic thinking and a proactive approach.

    Corporate/M&A: High-end Capability respondentFrance

  • Dentons is very familiar with our industry and combines this with local knowledge. The team provides guidance with our commercial goals in mind.

    Corporate/M&A: High-end Capability respondentFrance

  • Dentons excelle dans la résolution de problèmes complexes et la fourniture de solutions innovantes, garantissant des résultats positifs avec le plus haut niveau de professionnalisme.

    Corporate/M&A: High-end Capability respondentFrance

  • Le département fait preuve de manière constante d'une grande expertise, d'une réflexion stratégique et d'une approche proactive.

    Corporate/M&A: High-end Capability respondentFrance

Members

Provided by Dentons

  • Olivia Guéguen

    Head of Department

  • Olivier Genevois

  • Guillaume Kessler

  • Jean-Marc Grosperrin

  • Anne-Laure Marcerou

  • Ralf Nitschke

Dentons has rankings in the following guides

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