Adam Tahsin

Partner, London



Adam is a Partner based in the Firm's London office, within its Tier 1 International Arbitration practice. He also previously was based in the Firm's offices in Singapore and Geneva.

Adam's practice is focused principally on commercial disputes, with a specialism in post-M&A arbitrations in the energy and infrastructure sectors. He also has extensive experience in construction disputes representing owners and contractors on a variety of projects, including oil and gas facilities, chemical plants and mining projects.

Adam has acted as counsel for clients in international arbitrations under the rules of major arbitral institutions (ICC, LCIA, SIAC, HKIAC) and under various governing laws, with a specific emphasis on English and Singapore law. He also has particular focus on arbitrations in the Asia-Pacific region, as well as the Middle East and Latin America.

Qualified to practice in England & Wales (as a Solicitor-Advocate) and Ireland, Adam has significant experience conducting advocacy before arbitration tribunals comprising prominent arbitrators from England, Singapore and Switzerland. He also advises clients in enforcement/challenge proceedings in respect of arbitration awards in national courts.

Adam has been recognised by Legal 500 (2024) as a Key Lawyer within White & Case's market-leading International Arbitration practice. He was also featured among a select group of "next generation" arbitration practitioners by Legal Business in 2022.

Bars and Courts
Solicitor, England and Wales
Ireland (non-practicing)
The College of Law


BA/MA (Hons) Law
University of Cambridge


US$1.5 billion oil and petrochemical refinery
Representing a consortium of East Asian contractors in a SIAC arbitration, seated in Singapore and governed by English law, relating to the construction of an oil and petrochemical refinery in Southeast Asia, involving claims of over US$1.5 billion.

M&A dispute in the infrastructure sector
Representing a major European infrastructure company in an ICC arbitration relating to a €5 billion corporate acquisition, seated in Brussels and governed by French and English law (with claims approaching €2 billion in value).

M&A dispute relating to oil & gas subsidiaries in South America
Representing an oil & gas major in an ICC arbitration, governed by English law and seated in London, relating to the divestment of subsidiaries in a South American country, with claims exceeding US$100 million.

Termination of oil exploration contracts
Representing an oil & gas major in multiple LCIA arbitrations, governed by English and seated in London, concerning the termination of oil exploration and vessel lease agreements in South America. The relevant claims are in excess of US$1 billion.

Chemical plant in Western Australia
Representing a European EPC contractor in a US$150 million ICC arbitration, seated in London and governed by English law, in respect of a chemical processing plant in Western Australia.

M&A dispute relating to the Singapore real estate sector
Representing a multinational corporation in a S$500 million ICC arbitration, seated in Singapore and governed by Singapore law, involving claims for the rescission of an SPA for the acquisition of a landmark asset.

Indonesian mining sector dispute
Representing the US and Indonesian subsidiaries of a global engineering group in three parallel SIAC arbitrations, governed by English and Indonesian law, arising out of the construction of installations at a coal mine in South Kalimantan, Indonesia.

Petrochemical dispute in India
Representing a European contractor in an ad-hoc UNCITRAL arbitration, seated in New Delhi, relating to the construction of two petrochemical plants in India.

Joint venture dispute
Representing a global marine engineering company in a US$150 million ICC arbitration, seated in Singapore and governed by Singapore law, arising from a dispute over a joint venture.

Set-aside proceedings
Representing a European oil company in an application to the English High Court to have an arbitration award set-aside under the UK Arbitration Act 1996.

Pharmaceutical licensing and development
Representing a US pharmaceutical company in a US$200 million ICC arbitration, seated in Geneva and governed by New York, in relation to a licence and development agreement with a European counterpart.

Pharmaceutical licence agreement
Advising a Swiss pharmaceutical company in respect of a potential arbitration under a licence agreement with a US supplier.

Mining sector dispute in Southern African
Representing a European inspection and certification company in an ICC arbitration, seated in Paris and governed by Swiss law, in respect of services provided in the African mining sector


'The Setting Aside of a 'Manifestly Incoherent' Arbitral Award: A Case Note on BZW and BZX v BZV [2022] SGCA 1' (with Ethan Wang), International Arbitration Law Review, 2024

'Evolution, not revolution: the Law Commission's recommendations for reform of the Arbitration Act 1996' (with Marius Gass), Solicitors Journal, November 2023

'The Law Commission recommends limited reforms to ensure that the Arbitration Act (1996) remains state of the art' (with Marius Gass), White & Case Client Alert, September 2023

'Renewable energy - new challenges require a bespoke approach to risk allocation' (with Rachel Chiu and Harry Buhagiar), White & Case Client Alert, August 2023

'SIAC unveils new, innovative rules' (with Dr. Matthew Secomb), Hong Kong Lawyer, July 2016

Awards and Recognition

Key Lawyer: International Arbitration, Legal 500 UK 2024

'Next Generation Arbitration Practitioner', Legal Business 2022