About Claire Massiera

Claire Massiera is a senior associate in the Paris office of Signature Litigation and a litigator representing French and international clients in complex disputes, including those related to antitrust, corporate, banking and finance matters and to disputes arising from their duty of vigilance. Claire acts and provides assistance in disputes, both at the pre-litigation and litigation phases. After interning at the French Competition Authority and following her admission to the Paris Bar in 2013, Claire has developed strong expertise in antitrust litigation, focusing on follow-on actions before French courts.


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