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London

Founded in 2012, Signature Litigation has grown into one of London’s pre-eminent specialist dispute resolution practices. From the outset, we set out to do things differently: a conflict-free, disputes-only platform designed to give clients the undivided focus and strategic agility that complex, high-stakes matters demand.

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Gibraltar

Established in 2017, Signature Litigation's Gibraltar office was founded to address growing demand for specialist expertise in commercial litigation and private wealth disputes on the Rock.

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Paris

Signature Litigation AARPI houses one of France’s most enviable product liability practices, with the team also handling commercial and corporate litigation, insurance and reinsurance, toxic tort and ESG, civil fraud and asset tracing, international arbitration, administrative and public law.

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Frankfurt

Frankfurt has emerged as one of Europe's foremost financial and commercial centres and, increasingly, as a bridge between European and Asian markets. With that growth comes an increasing demand for sophisticated dispute resolution. Signature Litigation established its Frankfurt office to meet this need, bringing our conflict-free, disputes-only platform to the German market.

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Bruno Clément-Grandcourt

Associate

The quality of their service has always been exceptional. The team excels at developing and coordinating litigation strategies that are not only thorough but also realistic and perfectly aligned with clients’ expectations. 

– The Legal 500 EMEA 2026

The team is excellent, always ready to meet our needs and anticipate risks and expectations.

– The Legal 500 EMEA 2026
Very good advice, to the point and with attention to detail. 
– The Legal 500 EMEA 2026

Bruno is an Associate at Signature Litigation’s Paris office, where he advises French and international clients on civil and commercial litigation matters at both the pre-litigation and contentious stages.

Bruno handles a broad range of commercial disputes before the French courts, with a particular focus on contractual litigation. His practice covers disputes arising from the termination of long-term commercial agreements, including abusive termination claims, as well as litigation stemming from cyber incidents, where he advises clients on liability, damages assessment and procedural strategy. He represents clients in summary and interim proceedings (référés).

In addition to this contentious practice, Bruno has developed expertise in coordinating large-scale group actions across multiple European jurisdictions. Before joining Signature Litigation, Bruno gained valuable experience in the litigation department at White & Case and within the legal department of Air France. He also completed a placement at the French National School for the Judiciary (ENM), equipping him with a deep understanding of judicial reasoning and domestic court procedures.

Bruno holds an LL.M. in International Law and Management from HEC Paris, a Master’s degree in Business Law and Management (MBA) from Paris Panthéon-Assas University, a Master’s degree in International Business Law from Panthéon-Assas and a Master’s degree in General Private Law, also from Panthéon-Assas.

He was admitted to the Paris Bar in January 2026.

A native French speaker, Bruno is also fluent in English and Spanish.

  • Representing Renault in worldwide investigations and proceedings relating to NOx diesel emissions, including international coordination and assistance, specifically, in relation to Nox Diesel Emissions Group Litigation in London, a claim of unprecedented scale in the English court, in which more than 1.6 million claimants have issued claims against car manufacturers (and others).
  • Representing a major French IT services provider, in commercial proceedings before the Tribunal des activités économiques de Paris arising from a cyberattack-related dispute, involving questions of contractual liability in the context of managed IT and cybersecurity services.
  • Representing a French advanced materials manufacturer, in high-value commercial proceedings before the Tribunal des activités économiques de Paris (Paris Commercial Court) against one of its major buyers, a French multinational, involving claims for abusive termination of a long-term supply agreement.