Committed to your side
Business law firm dedicated to supporting companies, their managers and investors in their sensitive operations and litigation
Our HISTORY
Founded in 2025 by Philippe Pech de Laclause, Pauline Missoffe and Victor de Belot, PMBA aims to offer its clients leading legal expertise by building on the complementarity of its members.
With diverse professional experience, they have chosen to unite their skills in order to offer their clients a demanding practice of law, faithful to the principles that underpin the profession while integrating the evolution of its practice.
Our Expertise
Whether it is litigation, of negotiations or transactional situationsThe firm accompanies its clients at all stages of their legal issues, paying particular attention to conflict prevention, dispute management and the defence of their interests before the competent courts.
Our Lawyers
Philippe Pech de Laclause has been a lawyer at the Paris Bar since 1984.
As a senior lawyer, he worked for many years as a partner in Salans (Dentons) and as a founding partner in Pech de Laclause & Associés (PBA Legal), where he excelled in all areas of litigation.
Throughout his career, Philippe has dealt with many complex and cross-cutting issues, requiring great technical mastery and strategic thinking.
His expertise builds on years of practice, during which he developed a rigorous and thoughtful approach to defence. He is a former Secretary of the Paris Bar Conference (promotion 1989).
His skills have been officially praised on several occasions (Legal 500, Le Monde du Droit...).
Pauline Missoffe has been a lawyer at the Paris Bar since 2018.
A graduate of a course in business law from the Panthéon-Assas University Paris II and the Grande Ecole de l'EM Lyon course, Pauline Missoffe has worked in prestigious Parisian firms such as Gide and PBA Legal, as well as with renowned criminalists (Dupond-Moretti & Vey).
She acquired expertise in litigation, including litigation, corporate criminality (business, labour and fiscal criminality), and insurance law. It also practises urgent criminal defence.
Pauline Missoffe is distinguished by her rigorous analysis, her mastery of complex legal issues and her ability to propose strategic solutions.
It accompanies its clients at every stage of their problems, whether it involves anticipating risks or defending their interests before the courts.
Pauline Missoffe speaks French and English.
Victor de Belot has been a lawyer at the Paris Bar since 2018.
A graduate of the University of Paris II Panthéon-Assas and the Grande École de l'EDHEC Business School, he was first a financial analyst, in a consulting firm and in a bank, in France and abroad, before joining leading Parisian law firms – Gide Loyrette Nouel and Viguié Schmidt & Associés.
It intervenes mainly in civil and commercial proceedings, international disputes, company law and corporate criminal law, with a particular aptitude for litigation.
He accompanies his clients to a legal, economic and operational view of their problems, fuelled by the diversity of his career.
He works in French and English.
Marianne Pech de Laclause has been a lawyer at the Paris Bar since 1988.
She holds a DEA in General Private Law and graduated from the Institut de Criminologie de Paris. She was a member of Lafarge-Flecheux et Associés and then a partner in Ancelle Pech de Laclause before joining the firm of Pech de Laclause & Associés.
Marianne Pech de Laclause has extensive experience in all areas of litigation, including criminal and civil law.
Within PMBA, it brings a perspective enriched by experience, contributing to the balance and complementarity of the team.
His dedication and passion for defence fully embody the firm's values of excellence and humanity.
Jules de Perthuis has been a lawyer at the Paris Bar since 2018.
A graduate of the Université Paris II, a business school and a Master's degree in New Technologies Law from the Université Paris I, Jules has developed cutting-edge expertise in digital technologies and projects law. He worked in leading business firms before founding his own firm in 2024. Jules joined PMBA as a partner in 2026.
Its work is mainly devoted to digital law and new technologies. Jules advises software publishers, innovative companies, investment funds and French or international groups on all their contractual and regulatory issues. In particular, it addresses issues related to digital technologies, including artificial intelligence, software, intellectual property and IT projects, as well as data, cybersecurity and digital services issues.
Jules also intervenes before civil, commercial and criminal courts in the context of complex litigation, for the defence and preservation of the interests of his clients.
Finally, it assists its clients in their transactions of divestiture and acquisition of enterprises, from auditing to negotiating the acquisition documentation, and more particularly in the matter of disposal of intangible assets.
Jules works in both French and English.
Litigation, Arbitration & Mediation
Company law
Victor de Belot, Ones to watch
2026
Criminal law
Philippe Pech de Laclause and
Pauline Missoffe
2026
Litigation, Arbitration & Mediation
Company law
Victor de Belot, Ones to watch
2025
Business Litigation
Philippe Pech de Laclause and
Victor de Belot
