Maanas JAIN
Overview
Maanas Jain is an English-qualified barrister and senior associate in the London office of Paul Hastings. Maanas’s practice encompasses international commercial arbitration, investment treaty disputes and public international law.
Maanas has advised, represented, and conducted advocacy for corporations and States in complex, high-value commercial and investment treaty arbitrations across a broad range of sectors (including energy, finance, life sciences, technology, and infrastructure).
With over a decade in practice, Maanas has extensive experience handling disputes involving States or State entities, and a particular focus on cases with an Indian connection.
Maanas also advises and represents parties in arbitration-related court matters. Most notably, he appeared as counsel in the U.K. Supreme Court on behalf of the ICC in Halliburton v Chubb, which is the leading English authority on apparent bias in circumstances of multiple arbitral appointments in related cases.
Maanas is a former co-chair of Young ICCA (one of the world’s leading international arbitration networks for young practitioners and students) and Vice-Chair of Advocacy for the Racial Equality for Arbitration Lawyers (REAL) organisation. He regularly speaks on arbitration all over the world, and his recent publications have appeared in the European International Arbitration Review and Practical Law.
Maanas has consistently been recognised as a “Rising Star” and “one to watch” for International Commercial Arbitration in The Legal 500 UK guide (2023-2025), with clients describing him as a “star of the future”. He has also been identified as one of London’s “brightest” arbitration stars of the next generation in Legal Business’ Disputes Yearbook and is ranked as an “Arbitration Future Leader” in Lexology Index’s 2025 Arbitration Report (formerly Who’s Who Legal).
Accolades
Legal 500 U.K. Guide 2023-2025 (Rising Star, International Commercial Arbitration)
Arbitration Future Leader, Lexology Index Arbitration 2025 (formerly Who’s Who Legal)
Next Generation of Arbitration, Legal Disputes Yearbook 2022
Education
City Law School, Distinction
Oxford University, B.A.
