
Backed by a global network and deep project finance expertise, Mayer Brown International LLP advises governments and major corporates on large-scale energy and infrastructure developments across Europe, Africa, the Middle East, Asia, and the Americas. The team is especially active in the energy transition, with growing strength in hydrogen, mining, and PPP developments. Group lead Rachel Speight is a prolific PPP practitioner and advises on projects across Africa, Europe and the Middle East. Richard Nelson is particularly active in the midstream and upstream spaces and Massimo Amoruso is well-positioned to counsel clients on energy transition technologies such as CCUS and battery storage. Charles Pacey supports on construction and engineering matters. Kirsti Massie left the firm in December 2024.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘They have top class knowledge of the sector and are some of the most commercial lawyers out there.’
‘Massimo Amoruso is utterly fabulous in every aspect.'
‘Massimo Amoruso is phenomenal. He gets complex deals done quickly while making them seem easy.’
Key clients
- Afreximbank
- Africa Finance Corporation
- Banque Atlantique Cote d’Ivoire
- Bridge Bank Côte d’Ivoire
- Centamin
- Coris Bank
- Ecobank Cote d’Ivoire
- Government of the Islamic Republic of Mauritania
- ING
- Mitsui O.S.K. Lines
- Natixis
- Orabank Cote d’Ivoire
- Société Générale
- United Bank for Africa (Côte d’Ivoire) SA
- U.S. International Development Finance Corporation (DFC)
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Rachel Speight
Other key lawyers
Richard Nelson; Massimo Amoruso; Charles Pacey