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ADVANT Altana

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Commended for its ‘diverse litigation experience’, ADVANT Altana is noted for its capabilities in environmental law, project developments, and urban planning. Louis des Cars is often engaged in hospital and transport infrastructure. François Muller is a key port of call for contractors and industrialists. Chloé Girard is another key team member. Christophe Lapp left the firm in January 2025.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘This firm has a very strong and innovative legal practice, particularly in the construction department. Their years of diverse litigation experience have made it the go-to firm for leading builders, especially for disputes involving the administration.’
  • ‘This team has very strong legal expertise, particularly in construction law. They consistently deliver excellent results.’
  • ‘Competence, experience, availability, responsiveness, creativity, and a results-oriented approach.’
  • ‘In-depth knowledge of the construction sector, combined with excellent drafting skills and strategic insight.’
  • ‘They have really broad expertise.'

Key clients

  • Boskalis
  • Bouygues Group
  • Colas
  • EDPR
  • Fayat
  • Jan de Nul
  • SGP
  • Spie Batignolles
  • Vinci Group
  • Vinci Immobilier
  • Webuild

Work highlights

  • Advised a consortium of contractors on the framework of two contracts for the construction of dykes.

Lawyers

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head

The lawyer(s) leading their teams.

Louis des Cars, François Muller

Other key lawyers

Chloé Girard