LAWYER PROFILE
Antoine Bonnasse

Antoine Bonnasse

France 2026

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Ranked in 1 practice area

About

Provided by BDGS Associés

France

Practice Areas

Partner specialising in complex mergers and acquisitions (listed and unlisted companies), corporate and financial engineering, industrial restructurings, securities law, private equity and M&A litigation.

Career

Before founding BDGS Associés in 2013, Antoine Bonnasse was a partner since 1996 at Gide Loyrette Nouel where he started his career in 1986. He was subsequently seconded, as legal adviser, to the Economic Development Mission of the French Embassy in Washington DC (1987-1988).

Professional Memberships

Comité Juridique de l'Association Nationale des Sociétés par Actions.

Publications

Antoine is the author of the fascicles “Fusions-Scissions” of the “JurisClasseur Sociétés Traité”, which is the reference work for mergers and corporate reorganisations in France.

Personal

Paris Bar (1987)

Post Graduate Diploma in Corporate Tax Law, Université Paris-Dauphine (1986)

Master’s Degree in Business Law, Université Paris II Panthéon-Assas (1985)

Institut d’Études Politiques de Paris (1984)

Work Highlights

He has recently represented L’Oréal on the acquisition of Kering Beauté; Merit France on its acquisition of a minority stake in Carrefour;  Groupe ADIT on its 5th LBO, marked by the entry of a pool of new investors (UI, Covea, MACSF, Florac, Impala, Stags, Weinberg CP and Isalt) alongside existing investors (Sagard, Parquest, Bpifrance and Amundi); Louis Dreyfus Armateurs and the Louis Dreyfus family on the sale of a majority stake in Louis Dreyfus Armateurs to InfraVia; Safran and Safran Ceramics on the sale by Safran Ceramics of its stake in Roxel; Icade on the sale of its stake in Icade Santé to Primonial REIM; the shareholders of Cedys & Co, main shareholder of Evolis, and Evolis on the acquisition by HID Global of all shares of Evolis and the subsequent simplified public tender offer by HID Global for the remaining shares of Evolis; Sopra Steria and Sopra GMT on the sale by Sopra Steria to Axway of Sopra Banking Software and the sale by Sopra Steria to Sopra GMT of a block of Axway shares and Sopra Steria on its public tender offer for CS Group; Butler Industries on the acquisition of a majority stake in MOMA group; Publicis on its joint venture with Carrefour in the retail media sector; Caisse des Dépôts et Consignations (CDC) on the creation of "New Suez" by a consortium composed of Meridiam, Global Infrastructure Partners and CDC; Bouygues Telecom on certain joint ventures; the Agence des Participations de l'Etat on the recapitalisation of Air France-KLM; and Bpifrance on the reorganisation of the shareholding of Paprec.

Languages Spoken

French and English

Chambers Review

Provided by Chambers

Chambers France

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

Band 2
Band 2

Individual Editorial

Antoine Bonnasse has comprehensive knowledge of corporate transactions, including joint ventures, sales and restructurings. He represents leading French corporates from the finance, TMT and transportation sectors.

Editorial individuel

Antoine Bonnasse a une connaissance approfondie des transactions M&A, y compris les joint ventures, les ventes et les restructurations. Il représente des entreprises françaises de premier plan dans les secteurs de la finance, des TMT et des transports.

Strengths

Provided by Chambers

  • Antoine Bonnasse is very sharp on technical subjects and anticipates them effectively.

    Corporate/M&A: High-end CapabilityChambers France
  • What I appreciate about Antoine is that he works in an extraordinary way and is able to explain the other side's position from a technical point of view. He is very experienced.

    Corporate/M&A: High-end CapabilityChambers France
  • Antoine Bonnasse is a trusted adviser.

    Corporate/M&A: High-end CapabilityChambers France
  • Antoine Bonnasse is an excellent professional with a strong drive on negotiations and a specific ability to manage delicate situations.

    Corporate/M&A: High-end CapabilityChambers France
  • Antoine is an excellent lawyer with very good negotiation skill and comprehensive understanding of complex deals.

    Corporate/M&A: High-end CapabilityChambers France
  • Ce que j’apprécie chez Antoine, c’est sa manière extraordinaire de travailler et sa capacité à expliquer le point de vue technique de la partie adverse. Il a une grande expérience.

    Corporate/M&A: High-end CapabilityChambers France

Ranked Individuals at BDGS Associés (13)

France

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