Member of the Lyon Bar

Alexandra is a corporate/M&A partner based in the Lyon office. Her practice focuses on corporate law, with particular emphasis on mergers and acquisitions and capital investment.

She advises both domestic and foreign companies and private equity funds on a broad range of corporate (acquisitions -including LBOs-, sales, capital investments, joint ventures) and restructuring transactions (including mergers, spin-off or partial asset contributions). She also provides general corporate and commercial assistance to a various panel of clients active in a wide variety of industries.

Prior to joining Vivien & Associés as a partner in 2025, Alexandra already worked in the firm as an associate (2014-2020) and also worked in the Lyon office of Ernst & Young Société d’Avocats (2021-2024).

Member of the Paris Bar

Laetitia Amzallag joined the firm after two years with the M&A and corporate department of Moquet Borde & Associés (Paul Hastings) in Paris (1999-2001).

Laetitia focuses her practice on M&A transactions, joint-ventures and strategic alliances and partnerships, disposals, external growth and equity investments, general corporate law and commercial contracts, both domestic and multijurisdictional.

She has put an emphasis on the renewable energy sector where she has acquired in-depth experience in the development, by operators, of wind, solar or biomass plants as well as equity investments of financial or corporate investors in SPVs.

Laetitia represents French and foreign undertakings for their transactions in a wide range of business sectors (industrial, SAAS providers, start-ups, marketplace operators, sports and leisure, etc.).

Member of the Paris Bar

Emmanuel Chauvet joined the firm after eight years with the M&A and corporate departments of Slaughter and May (in Paris and London) and Ginestié Paley-Vincent.

Emmanuel focuses on mergers and acquisitions and corporate intragroup reorganizations for leading French and foreign industrial and services providers. His practice also covers industrial contracts and M&A related litigations.

Emmanuel has developed a specific expertise in the fields of mining regulation and not-for-profit organizations.

Over the years, Emmanuel has developed strong ties with certain foreign firms, especially in Northern Europe and Spain.

He is an adjunct faculty member at the Paris Sciences Po Law School where he teaches commercial contracts.

Member of the Paris Bar

Jacques Epstein joined the firm in 2009. He previously practised twelve years with Monahan & Duhot and then as a partner in the Paris office of first-tier US firms.

He is now based in our Brussels office.

Specialized in mergers and acquisitions and industrial joint-ventures, often in an international context, Jacques also has extensive experience in competition law. He advises foreign companies on acquisitions and disposals in France, and French companies in their international development and their acquisitions abroad.

In addition, Jacques frequently intervenes in alternative dispute resolutions processes as a mediator or conciliator.

Jacques has published numerous articles in various periodicals such as Dalloz Hebdomadaire, Revue du Marché Commun, International Financial Law Review, etc

Member of the Paris Bar

Co-founder of the firm in 1999, Judith Fargeot previously practiced in the tax department of Willkie Farr & Gallagher (1992-1993) and in the corporate and international business departements of Stibbe Simont Monahan Duhot and Herbert Smith LLP (1994-1999) in Paris.

Technical and deeply involved in all facets of client cases, Judith has developed a wealth of experience in complex mergers and acquisitions, joint ventures and corporate transactions, including industrial carve-outs, transactions with sophisticated price adjustments or hard-fought minority shareholders issues.

Judith advises prominent French and international clients in sectors ranging from entertainment and communication to B-to-B services, energy and agro-business.

Member of the Paris Bar

Pierre Galmiche joined Vivien & Associés in 2025 as a partner in the economic law department.

His expertise encompasses competition law, including antitrust practices and merger control, distribution, consumer protection, and customs matters. He provides advisory and representation services to French and international companies in both advisory and contentious matters before French authorities such as the Competition Authority, DGCCRF, and Customs, as well as European authorities.

He possesses extensive experience in antitrust investigations, follow-on damages claims, and litigation involving restrictive practices. He also assists clients in designing and reviewing distribution networks, ensuring compliance with commercial and advertising practices, particularly in the alcoholic beverages, agrifood, and services sectors.

Prior to joining Vivien & Associés, Pierre held positions in several prominent law firms, where he established a well-recognized practice in economic law.

Regularly, Pierre publishes legal commentary on competition and economic regulation and participates in professional conferences in France and internationally. He is a member of AIJA (International Association of Young Lawyers) and AIDV (International Wine Law Association).

Member of the Paris Bar

Julien joined the firm’s M&A and corporate department in 2014.

Julien focuses his practice on various areas of corporate law, including M&A transactions, intra-group restructurings, joint ventures and industrial partnerships, often in an international context. He has an expertise in commercial contracts.

Member of the Paris Bar

Julie Tchaglass is a partner of Vivien & Associés since January 2021.

Her practice focuses on international mergers and acquisitions, private equity transactions including leveraged acquisitions (LBOs), capital investment, joint-ventures, and general corporate and commercial assistance, representing French and foreign buyers and sellers (whether listed or unlisted) and private equity institutions.

Prior to joining the firm’s corporate / M&A department as a senior associate in 2018, Julie worked in the Paris offices of Olswang (2012-2015) and Latham & Watkins (2015-2018).

Member of the Paris Bar

Founder of the firm in 1999, Nicolas Vivien previously practised in the corporate and international Business departments of Debevoise & Plimpton (Paris and New York) and Stibbe Simont Monahan Duhot (Paris), where he became a partner in 1996.

Experienced and even-handed, Nicolas brings deep negotiator skills to cross-border and domestic M&A transactions, including acquisitions, divestitures, joint ventures and other strategic corporate projects.

Nicolas assists clients in a wide array of industries and services. He is recognized for a practical, congenial problem-solving approach to negotiations that efficiently helps getting complex deals done.

Nicolas teaches M&A at Sciences Po (Paris). He is a trusted, longtime advisor to several prestigious French and international groups and serves on the board of several nonprofit organizations.