International Arbitration: Investor-State Arbitration
UK Guide 2025 : UK-wide
Band 4
Contact number
(020) 7296 2000Chambers Review
Hogan Lovells has a strong bench of dedicated arbitration specialists with particular expertise in the energy sector, as well as African and CIS disputes. It is a well-established arbitration practice attracting instructions from significant entities in the construction, oil and gas, telecommunications and financial services sectors. The firm is also respected for its work in investor-state disputes, in which the team has experience acting for both sovereign states and corporate clients. The team demonstrates particular expertise in the Energy Charter Treaty and has appeared before leading arbitral institutions including the ICC and LCIA.
Work Highlights
- Hogan Lovells represented the Indian government in an arbitration resulting from an investment claim brought by a Mauritian entity linked to a British private equity firm.
Strengths
Provided by Chambers
"Hogan Lovells demonstrated an excellent grasp of technical and strategic matters."
"Hogan Lovells is very innovative in their thinking and have the ability to identify the key problems."
"Hogan Lovells has a good ability to work across borders seamlessly. They have subject-matter experts across industries and regions. They are very responsive."
"The firm ably handled a highly complex case involving multiple jurisdictions. They have a strong team with a deep bench and a high level of expertise."
"They are very detail-oriented, knowledgeable and responsive. They see the big picture of being able to understand potential weaknesses and hurdles. Their drafting is compelling and well organised."
"Hogan Lovells demonstrated an excellent grasp of technical and strategic matters."
"Hogan Lovells is very innovative in their thinking and have the ability to identify the key problems."
"Hogan Lovells has a good ability to work across borders seamlessly. They have subject-matter experts across industries and regions. They are very responsive."
"The firm ably handled a highly complex case involving multiple jurisdictions. They have a strong team with a deep bench and a high level of expertise."
"They are very detail-oriented, knowledgeable and responsive. They see the big picture of being able to understand potential weaknesses and hurdles. Their drafting is compelling and well organised."
Notable Practitioners
Markus Burgstaller is a well-reputed arbitration specialist with extensive experience in investor-state disputes. He fields considerable cross-border expertise, with a particular focus on the European and CIS markets. He regularly represents sovereign states and private companies in BIT claims.
"Markus is very knowledgeable. He gives a huge comfort for us. He knows what he is speaking about and he is a very attentive listener."
"Markus is very active. He has a long history of investor-state arbitrations."
"Markus sees the big picture of being able to understand potential weaknesses and hurdles."
Kieron O'Callaghan leads the international arbitration team in London. He leverages significant CIS expertise within his arbitration practice, and often represents clients in the banking, energy and pharmaceutical sectors in high-value LCIA arbitrations.
Michael Davison serves as the deputy CEO of Hogan Lovells. His practice includes representing major clients such as energy sector representatives in disputes against state governments. He also brings to bear wider ADR experience as an arbitrator and mediator.
Nathan Searle has a broad commercial practice and regularly advises clients in a wide range of sectors including telecoms, technology, energy and commodities. He has notable experience in Africa-related disputes.
"Nathan Searle possesses an exceptional understanding of the subject matter, combined with quick thinking and strategic advice abilities. He is a standout professional."