Firm Profile > BDGS Associés > Paris, France

BDGS Associés
75008 PARIS

EU, competition and distribution Tier 1

With offices in Paris and Brussels, BDGS Associés frequently advises leading French multinationals in banking, transport, and the real estate sectors on all areas of competition law, especially in state aid and merger control cases involving complex, cross-border transactions. The team is also experienced in distribution and regulatory matters, as well as antitrust litigation. Antoine Gosset-Grainville is particularly experienced in state aid, while Maria Trabucchi focuses on anti-trust litigation and follow-on damages claims. Additionally, Mathilde Damon deals with merger control and Jérôme Fabre is also a key contact.

Practice head(s):

Antoine Gosset-Grainville; Maria Trabucchi

Other key lawyers:

Jérôme Fabre; Mathilde Damon

Key clients



La Poste

La Banque Postale


Crédit Mutuel

Société Générale

Crédit Agricole

BNP Paribas



OpenGate Capital




Fleury Michon

Agence des Participations de l’Etat

Caisse des Dépôts et Consignations


Région des Pays de la Loire

Banijay Group

Dispute resolution: Commercial litigation Tier 2

BDGS Associés enjoys a strong reputation for corporate and shareholder conflict cases involving leading corporations, with a track record that includes some of France’s most sensitive cases. The team also has very good knowledge of French discovery procedures (article 145) and trade secret issues. Criminal law matters and matters involving international sanctions are further areas of expertise. Practice head Kyum Lee is highly recommended, as is Antoine Gosset-Grainville, who is regularly retained by banks to lead strategic cases before the CJEU.

Practice head(s):

Kyum Lee

Other key lawyers:

Antoine Gosset-Grainville

Mergers and acquisitions Tier 2

Reputed for its work in the telecoms, aerospace and financial services sectors, BDGS Associés is a key player in the market, specialised in public and private M&A transactions. Cross-border work is another area of strength, representing both domestic clients in their deals abroad and foreign companies looking to invest in France. The firm's tax department and its competition, regulatory and litigation practice groups are further assets. Led by a four-partner team comprised of Antoine Bonnasse, Youssef Djehane, Jean-Emmanuel Skovron and Marc Loy, the group's other key names include up-and-coming partner Thomas Méli, François Baylion and Lucile Gaillard.

Other key lawyers:

Thomas Méli; François Baylion; Lucile Gaillard

Key clients

Aéroports de Paris (ADP)


Bouygues S.A. and Bouygues Telecom



Crédit Agricole Assurances (Predica)


Goldman Sachs


Groupe La Poste and La Banque Postale

Groupe Prévoir

Le Bélier

Lov Group

OpenGate Capital




Tax Tier 4

BDGS Associés‘ practice, led by Guillaume Jolly, focuses on the tax aspects of M&A transactions conducted by the firm. The practice is regularly involved in large transactions involving listed companies, but also runs a stand-alone caseload spanning real estate tax, high-net-worth individuals and management tax incentive advice. Nelson Da Riba joined Aramis  in July 2020.

Practice head(s):

Guillaume Jolly

Key clients

Opengate Capital

Tikehau Capital

Butler Industries

Mac Arthur Glen


Crédit Agricole Assurances (Predica)


Bois & Matériaux

Bouygues Telecom

Everzinc BV

The firm: founded in 2013, BDGS Associés is one of France’s leading independent law firms renowned for handling clients’ most high-profile and complex matters. Initially formed around a double core activity in mergers and acquisitions and competition and regulatory, BDGS Associés has expanded to include tax, dispute resolution, restructuring and insolvency and financing practices in order to offer a full range of high value-added transactional legal services. BDGS Associés distinguishes itself by its low associate to partner ratio and the strong implication of its partners, offering high-quality, commercial, tailored advice focused on adding value for its clients, both in France and internationally.

Areas of practice
Mergers and acquisitions: BDGS Associés’s mergers and acquisition practice is a leader on the Paris market. It advises on all aspects of high-end mergers and acquisitions transactions, including acquisitions, mergers, public offers, private equity, corporate reorganisations, corporate governance, joint ventures and partnerships. With a highly experienced and qualified team of lawyers having worked on most of the major transactions to have occurred on the French market over the last 30 years, BDGS Associés assists its French and international clients on their most strategic domestic and cross-border transactions. BDGS Associés has also a unique expertise in listed companies and transactions involving State-owned entities or regulated companies.

Competition and regulatory: BDGS Associés’s competition and regulatory practice benefits from a unique position due to its dual presence in Paris and Brussels and the experience of its partners in all competition law matters, including litigation, merger control, cartels, abuse of dominant position, state aid and distribution law. Regularly advising on the most complex and strategic concentration matters, BDGS Associés enjoys an unrivalled position in this field. The practice’s expertise in merger control with a strong risk of ban or remedies and in state aid is in particular one of the most recognised on the market. It also has significant expertise in sectorial regulation at both national and EU levels, including in the telecommunications, energy, transport and broadcasting sectors.

Tax: BDGS Associés’s tax practice provides advice on all aspects of French and international tax law relating to mergers and acquisitions and corporate reorganisations for both industrial groups and private equity funds, including LBOs and management packages. The practice also provides standalone tax advice regarding real estate activities and to high net worth individuals and regularly represents clients in tax disputes.

Dispute resolution: BDGS Associés’s dispute resolution practice has significant expertise in contentious matters arising in corporate disputes, shareholder disputes, securities law disputes, insolvency law proceedings, white-collar criminal proceedings, and disputes relating to contract law and unfair competition. The practice regularly represents clients in major disputes before the French and European courts, as well as in international arbitration, investigations and administrative proceedings.

Restructuring and insolvency: BDGS Associés’s restructuring and insolvency practice advises distressed companies, their boards, their shareholders or industrial or financial investors in respect of out-of-court debt restructurings (mandat ad hoc, conciliation) and insolvency proceedings. The practice has proven ability to deal with complex financial or industrial restructurings, including cross-border restructurings, requiring high-level legal and financial technical skills.

Financing: BDGS Associés’s financing practice advises clients on a wide range of financing transactions, including acquisitions and debt restructuring. The practice mainly assists companies and private equity funds as well as private debt funds on complex financing transactions in the context of both domestic and cross-border corporate, M&A and leveraged financing transactions. The practice also accompanies distressed companies or their shareholders in restructuring transactions involving recapitalisations or debt conversions.

International work: BDGS Associés represents its clients in their international transactions and disputes, benefitting from the skills of its lawyers, several of whom are bicultural, multilingual and/or dual qualified and the strong personal relationships maintained by its partners with leading firms in key foreign jurisdictions, ensuring that only the best correspondents are chosen for their expertise, guaranteeing the highest added value for clients.

Department Name Email Telephone
Mergers and acquisitions Antoine Bonnasse
Mergers and acquisitions Youssef Djehane
Mergers and acquisitions Jean-Emmanuel Skovron
Mergers and acquisitions Marc Loy
Mergers and acquisitions Thomas Méli
Mergers and acquisitions Lucile Gaillard
Mergers and acquisitions François Baylion
Mergers and acquisitions Jérôme du Chazaud
Competition and regulatory Antoine Gosset-Grainville
Competition and regulatory Maria Trabucchi
Competition and regulatory Mathilde Damon
Competition and regulatory Jérôme Fabre
Tax Guillaume Jolly
Dispute resolution Kyum Lee
Restructuring and insolvency Henri Cazala
Financing Yaëlle Cohen
Photo Name Position Profile
 François Baylion  photo François Baylion Partner specialising in public and private mergers and acquisitions with a focus…
Mr Antoine Bonnasse  photo Mr Antoine Bonnasse Partner specialising in public and private mergers and acquisitions, corporate reorganisations and…
Mr Henri Cazala  photo Mr Henri Cazala Partner specialising in out-of-court debt restructurings (mandat ad hoc, conciliation) and insolvency…
 Yaëlle Cohen  photo Yaëlle Cohen Partner specialising in complex financing transactions within the context of both domestic…
Ms Mathilde Damon  photo Ms Mathilde Damon Partner specialising in all aspects of French and EU competition law with…
Mr Youssef Djehane  photo Mr Youssef Djehane Partner specialising in public and private mergers and acquisitions with a focus…
 Jérôme Fabre  photo Jérôme Fabre Partner specialising in all aspects of French and EU competition law with…
 Lucile Gaillard  photo Lucile Gaillard Partner specialising in mergers and acquisitions, in particular corporate restructurings and spin-offs…
Mr Antoine Gosset-Grainville  photo Mr Antoine Gosset-Grainville Partner specialising in all aspects of French and EU competition law with…
Mr Guillaume Jolly  photo Mr Guillaume Jolly Partner specialising in French and international tax law focusing on the tax…
Mr Kyum Lee photo Mr Kyum Lee Partner – Head of Litigation
Mr Marc Loy  photo Mr Marc Loy Partner specialising in mergers and acquisitions focusing on listed companies (takeovers, public…
 Thomas Méli  photo Thomas Méli Partner specialising in public and private mergers and acquisitions transactions, as well…
 Jean-Emmanuel Skovron  photo Jean-Emmanuel Skovron Partner specialising in public and private mergers and acquisitions and corporate reorganisations,…
 Maria Trabucchi  photo Maria Trabucchi Partner specialising in all aspects of French and EU competition law, advising…
Mr Jérôme du Chazaud  photo Mr Jérôme du Chazaud Partner specialising in public and private mergers and acquisitions and restructurings of…
Number of lawyers : 40
at this office : 38
Other offices : Brussels