Matthew Weiniger QC

Matthew Weiniger KC

Global Chair of International Arbitration


As the firm’s global co-head of international arbitration, Matthew specialises in international arbitrations, public international law, and trade law. He also advises on non-contentious matters involving the protection of investments under public international law. He has particular expertise in investment treaty arbitrations. Matthew regularly represents parties in proceedings before the English Commercial Court whereby arbitral awards are challenged under the applicable provisions of the English Arbitration Act 1996.

Matthew has conducted numerous international arbitrations, both ad hoc and institutional (including under International Centre for Settlement of Investment Disputes (ICSID), International Chamber of Commerce (ICC), London Court of International Arbitration (LCIA), Hong Kong International Arbitration Centre (HKIAC) and Singapore International Arbitration Centre (SIAC) rules), in cases arising from all major industry sectors, in particular energy and financial services. Much of Matthew’s experience has been gained in emerging markets.

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