Oyat avocats Paris - Laurent de la Brosse

Laurent de la Brosse

Founding Partner · Public business law – Complex structures

Oyat avocats Paris - Laurent de la Brosse

Member of the Paris Bar since 1999, Laurent de La Brosse co-founded Oyat in 2022.

Laurent has previously been a partner at Latournerie Wolfrom Avocats within the public business law department since 2007.

Laurent’s practice focuses on public economic law, public contracts (complex arrangements), particularly in the mobility and energy sectors, public real estate (development operations), environmental law and classified facilities.

He advises both public and private clients, in both advisory and litigation matters (including judicial mediation, conciliation and settlement).

His oyat is in the Payré estuary.


  • University of Versailles – Saint Quentin, Master’s degree in public law
  • University of Panthéon-Assas Paris II – Post graduate degree (DEA) in internal public law


French, English


  • Lecturer in Master in environmental law, safety and quality of companies at the University of Versailles – Saint Quentin where he teaches environmental law (feedback)
  • Training modules and seminars for the agents of the Court of Auditors and the Regional Chambers of Auditors on the terms and conditions for concluding partnership agreements (feedback and points of vigilance)
  • Speaker on seminars organized by the Ecole des Ponts on the theme, Conducting a property development: complex projects
  • Speaker on seminars organized by the Ecole des Ponts on the theme, Managing railway tenders in the context of the opening to competition
  • Member of the Cercle Vendéen (association of entrepreneurs)