
The highly regarded energy team at Jeantet regularly advises a host of industry players on a broad range of projects and disputes. Recent mandates for the team involve wind, solar, green hydrogen and biogas projects. Thierry Lauriol heads the energy, mining and international arbitration practice; Hélène Gelas regularly assists clients in litigation and development of energy projects; and Philippe Raybaud specialises in energy sector transactions.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘This is a team that is very available and responsive, has a strong knowledge of the market and consistently knows how to offer an operational solution for the company.’
- ‘Very good sector knowledge.’
- ‘Helene Gelas: Capable of putting findings in the right context. Philippe Raybaud: Great negotiation skills.’
- ‘Mastery of the challenges of the renewable energy sector and the expectations of the various counterparties (banks as well as sponsors) enabling successful negotiations in the interest of bringing the operations to a successful conclusion.’
- ‘The team is very approachable. They are generous with information and enjoy spending time with their clients.’
- ‘Jeantet’s M&A team distinguished itself through its technical excellence, strategic responsiveness, and keen understanding of sector-specific challenges, particularly in the energy sector. Jeantet demonstrated remarkable mastery of the divestiture process while ensuring seamless coordination between stakeholders.'
- ‘Among the team's lawyers, several particularly distinguished themselves: Philippe Raybaud: for his strategic vision and his ability to anticipate potential points of friction in negotiations. Wyssam Mansour: for his meticulous approach to documentation, his interpersonal skills, and his ability to facilitate communication. These professionals are distinguished by their commitment, their availability, and their desire to build lasting relationships of trust, extending well beyond mere legal execution.’
Key clients
- H2Air
- Solvéo Energies
- Melvan
- Acacia
- ARKEA BANQUE ENTREPRISES ET INSTITUTIONNELS, BANQUE POPULAIRE GRAND OUEST AND BPIFRANCE)
- Keon Group
- Sepale
- EDF SOLUTIONS SOLAIRES
Lawyers
Leading partners: Mining, oil and gas and natural resources
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Thierry Lauriol; Hélène Gelas; Philippe Raybaud
Other key lawyers
Wyssam Mansour
