Sarosh Zaiwalla founded Zaiwalla & Co in 1982 and oversees all activities relating to the firm. Recognised by both Chambers & Partners and The Legal 500, he is a ‘hugely experienced litigator’ who has extensive experience acting for international clients in complex multi-jurisdictional cases.

Sarosh has been involved in over 1200 International Arbitrations and has acted for many prestigious clients including the President of India, China National Petroleum Corporation, Bank Mellat, NIDC of Iran and many other international private and public corporations.

He has twice been named by The Times as ‘Lawyer of the Week’, most recently in 2020 for his success for the Central Bank of Venezuela in a Court of Appeal case against the Bank of England in respect of its failure to comply with a request to return $1.8bn of Venezuela’s gold held at the Bank of England.

Sarosh was a member (1990 -2002) of the International Court of Arbitration of the ICC Paris representing India. He was awarded with India’s Annual National Law Day prize by the Indian Prime Minister in 2002 for his outstanding contribution to the field of International Arbitration Law.

He has undertaken several overseas visits as part of business delegations accompanying the UK Government Ministers and the Lord Mayor of the City of London. Sarosh had the honour of being asked by the Dalai Lama to facilitate a dialogue with the Government of the People’s Republic of China with a view to finding a peaceful resolution relating to Tibet. He was also invited by the U.N Secretary General Ban Ki Moon to consult on issues relating to world order.

At the invitation of Harper Collins, Sarosh authored and published his first memoir titled ‘Honour Bound – Adventures of an Indian Lawyer in the English Courts’. Book launches were held in London, Delhi, Mumbai and Dubai. The book details Sarosh’s remarkable legal career and most interesting cases throughout the years and has been read over all the world since it’s launch.


Acted for Chinese Corporations CNPC and CPTDC in a matter concerning a joint venture with LG Caltex for the construction of an LPG storage tank in Maoming, China.

Conducted for CPECC (China Petroleum and Engineering Construction Company): An Arbitration in London concerning the construction of a gathering station for the Kuwait Oil Corporation.

Handled an Arbitration for the National Iranian Oil Company in London concerning the Russian Oil Rig, Sakhalinskaya.

Member of an ICC Arbitration Tribunal chaired by the former Court of Appeal Judge Sir Anthony Evans, along with the former Solicitor General of India Mr Harish Salve. This USS multi-million dispute concerned the construction of a power plant in Karnataka in India and was governed by Indian Law.

Appointed Arbitrator by a Danish Company, Volund, in a Tribunal chaired by Lord McKenzie Stuart (former President of the European Court of Justice) along with Mr Pathak (former Chief Justice of India and Member of the International Court of Justice).

Appointed as Sole Arbitrator by the ICC Court to determine a US$ multi- million dispute between a Japanese multinational and Indonesian Company concerning the construction of water pipelines in Malaysia.

Appointed as Arbitrator by a Ukrainian Shipping Company in an LMAA arbitration concerning a charter-party dispute governed by English law.

Appointed as an Arbitrator, in a US$ 300m international dispute, to a panel chaired by Bruce Harris, former President of the Chartered Institute of Arbitrators.

Appointed to an Arbitration Panel by the Russian Federation in a US$ 400m dispute concerning the exploration of a coal mines in India.

Handled numerous cases in the English Courts, up to the House of Lords, the UK Supreme Court, as well as the Courts of the European Union.

Handled the Indian Government’s first ever success in the House of Lords, in a case which determined the law in respect of claims for compound interest. It remains a leading authority in contract law nearly 40 years later.

Led the UK Supreme Court case of Hashwani v Jivraj, "the UK's most important court case of 2011” concerning the law on whether an arbitration agreement can specify the religion of an arbitrator.

Led one of the most significant UK banking cases in the 2010s, Shah v HSBC, where the client businessmen claimed damages of US$300 million arising out of HSBC’s refusal to carry out his instructions on the basis of an alleged suspicion of money laundering.

Advised the Russian Federation on a successful strategy, based on a novel point of law to set aside two US$50 billion international arbitration awards in favour of former Yukos shareholders.

Successfully handled a £25m dispute between a Mongolian-Russian mining company and the Kazakhstan government.

Succeeded for Bank Mellat of Iran in the biggest ever monetary claim before the UK Supreme Court against the UK Government challenging legality of Iran nuclear proliferation sanctions.

Represented the Central Bank of Venezuela (BCV) in a hugely political dispute against the Bank of England relating to BCV’s US$2.1 billion of gold reserves held by the Bank of England.

The Legal 500 UK 2023

“Sarosh Zaiwalla: hugely experienced litigator who is the driving force behind the firm’s operations.”

Practice Experience

Specialist areas

  • International Arbitration
  • Commercial Litigation
  • Contractual Disputes
  • Energy 
  • Construction
  • Maritime

Specialist knowledge of South Asia, the CIS, China, Southeast Asia, the Middle East and Africa


  • Awarded the India National Law Day Award 2002 by the (then) Indian Prime Minister in New Delhi for, a unique contribution in the field of International Arbitration

Professional Memberships

Member of the International Court of Arbitration of the International Chamber of Commerce, Paris from 1990-2002

Member of the London Court of International Arbitration (LCIA)

Member of the Chartered Institute of Arbitrators (CIA)

Supporting Member of the London Maritime Arbitrators Association (LMAA)

Member of the Indian Council of Arbitration, Delhi

Member of the Dubai International Arbitration Centre (DIAC)

Member of the Panel of Arbitrators of the Korean Commercial Arbitrators Board

Member of the Law Society of England and Wales

Member of the Bar Council of India

Fellow of the Royal Society of Arts Manufacturers & Commerce

Appointed as a Freeman of the City of London

Hindi & Gujarati

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