Astrid Mignon Colombet > August Debouzy > Paris, France > Lawyer Profile

August Debouzy
7 rue de Téhéran
75008 Paris
France

Work Department

Litigation Arbitration White-collar crime

Position

Partner

Career

As a member of the Paris Bar since 2003, with a PhD in Law from the Panthéon-Sorbonne University and as an active member of the International Bar Association (IBA), Astrid Mignon Colombet is a highly regarded lawyer specializing in white-collar crime defense and internal investigations.

Formerly a partner at the boutique criminal law firm Soulez Larivière, Astrid joined August Debouzy in 2020.

With over two decades of experience, Astrid has been involved in landmark cases of economic and political criminal defense, including the Concorde crash, the Erika oil spill, the AZF factory explosion, the Penelope Fillon appeal trial, as well as transnational negotiated justice agreements (CJIP). She also advises clients on high-stakes matters such as crisis management, internal investigations, negotiation of settlements with enforcement authorities (notably the French National Financial Prosecutor’s Office), and developing and implementing innovative compliance and governance strategies.

Recognized for her expertise, Astrid is a highly regarded lecturer at Sciences Po Paris, where she teaches economic criminal law. She actively contributes to academia by regularly publishing articles in leading French and European law journals and contributing to think tanks such as the Club des Juristes.

Astrid has been individually ranked and recognized in the categories “White-Collar Crime” and “Corporate Compliance & Investigations” by Chambers and Partners France 2025.

Languages

French | English

Memberships

Admitted to the Paris bar in 2003

Education

  • Lawyer at the Paris Bar since 2003
  • Doctor of Law degree from Panthéon-Sorbonne University (2002)
  • Graduated from the Institut d’Etudes Politiques de Paris (Sciences Po) (1996)

Lawyer Rankings

France > Compliance

(Hall of Fame)

Astrid Mignon ColombetAugust Debouzy

Showcasing demonstrable expertise across the military and defence, aerospace, banking and finance, tobacco, pharmaceuticals and energy sectors, the ‘innovative, pragmatic and efficient’ team at August Debouzy advises on compliance audits and risk mappings, in addition to assisting clients in corporate investigations led by French and foreign regulators. Eminent practitioner Bernard Cazeneuve continues to handle business ethics issues, corporate governance and duty of vigilance mandates, while Olivier Attias focuses on compliance, white-collar crime, and financial disputes, with particular experience in economic sanctions and export control regulations. Cazeneuve and Attias lead the team alongside Astrid Mignon Colombet, who ‘stands out’ for her prowess in criminal defense cases, and Valérie Munoz-Pons, who advises on compliance matters in relation to the deployment of French regulations. Anaïs Coviaux assists clients with the implementation of compliance programmes, in addition to investigations and audits, and is another key contact in the group.

France > Dispute resolution: White-collar crime

(Leading partners)

Astrid Mignon Colombet   – August Debouzy

August Debouzy is retained to handle challenging and sensitive cases by leading companies, spanning various industries such as retail, defence, hospitality and energy, as well as by senior executives and individuals. The practice manages a solid caseload raising various criminal offences such as tax fraud, corruption or industrial pollution. The team is also regularly called upon to assist with the implementation of preventive measures and the conduct of internal investigations. The practice has also developed particular expertise regarding criminal human rights accusations linked in connection with conflicts and war zones. Astrid Mignon Colombet and Valérie Munoz-Pons are the two key members within the team. Also recommended is  Olivier Attias.