
- Profile
Testimonials
Collated independently by Legal 500 research team.
‘Very strong practice.'
‘The team is exceptional. They are very professional, rigorous in their analysis, and sophisticated white collar practitioners.’
‘Good technicians. Maitre Attias stands out for his accessibility, personal knowledge of his files, and humility.'
‘Olivier Attias is close to his clients. He manages his files very well.'
‘Astrid Mignon-Colombet is an excellent lawyer, professional, thoughtful and rigorous.'
‘High reactivity.’
‘The team is absolutely remarkable and is certainly one of the most efficient in the market. Very high professionalism, and a very keen sense of risk. The level of advice and trust between the lawyer and his client is also very high.’
Key clients
- McKinsey & Company, Inc. France
- Technip FMC
- SNCF
- Penelope Fillon
- Guy Dauphin Environnement
- Altéo
Work highlights
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Astrid Mignon Colombet; Valérie Munoz-Pons; Basile Ader
Other key lawyers
Olivier Attias