Lionel Roche


Lionel Roche has more than 20 years of experience in public law, environmental law and renewable energy law. He has professional experience in polluted sites and soils, ICPE and environmental law. He works with local authorities, public institutions, large groups and property developers on all matters relating to the cessation of activities, the treatment of pollution sources and their recovery. He is directly involved in negotiations on the seller/buyer side, with the State services, in the drafting of the transfer deeds, including alongside notaries, and implements solutions relating to environmental compensation with the Real Environmental Obligations (REO). For many years, he has been involved in conferences (Intersol) and working groups on all these subjects.


  • Since 2009

    Participation in the creation of the law firm , Aklea

  • 2002 - 2008

    Partner, SCP Bignon Lebray & Associés

  • 1997 - 2002

    Partner, ADAMAS Public Affairs


  • 1991

    CAPA - Court of Appeal of Paris ,

  • 1989

    Certificate in American contract law - Certificate in business law (private and public law) - 1989 Conservatoire National d'Arts et Métiers - Paris,

  • 1988

    Master of International and European Law - 1988 - Paris II,

  • 1986

    Licence de Droit Privé et Public - 1986 - Faculté de Nantes,


  • Environnement

    • polluted sites and soils, waste and circular economy (material and materials recovery), ICPE classified installations, pollution of all kinds; water (GEMAPI) and large water cycle, biodiversity, environmental assessment, impact study, environmental obligations
  • Renewable energies

    • legal assistance for the design and operation of hydrogen (production, storage and distribution), hydrogen, electricity and water sales contracts, thalassothermal energy
  • Planning and town planning law

    • all issues related to the setting up of operations and the authorisations to be obtained
  • Public law and public procurement

    • public contracts, delegation and concession of public services, BEA, setting up of complex operations, public domaniality, general law of public authorities and public establishments, management and operation of public services


  • Real estate developers, public and private planners
  • Investment funds
  • Large-scale distribution,
  • Agri-food
  • Industry
  • Engineering
  • Start-ups in agriculture, excavated material management
  • Ocean racing and shipbuilding
  • Public research and innovation establishments
  • Public and private operators in mobility
  • ENR developers
  • Farmers, farm groups and agricultural institutions
  • Local authorities, public institutions, EPCI