Legal Business

Sponsored firm profile: Int-Arb Arbitrators

Int-Arb Arbitrators is a specialist set of international arbitrators and mediators based in London, which has been created to allow each member the freedom to operate without conflicts. Members of Int-Arb Arbitrators are completely independent, not attached to a law firm or barristers’ chambers and with a sole focus of sitting only as an arbitrator or mediator.

Each member is supported by an experienced team who all have legal management backgrounds. Our team know the arbitrators and mediators’ respective practice and areas of expertise, fully. This is complemented with an administrative and business support service provided to members which include diary and practice management, marketing and business development.

Int-Arb Arbitrators has a diverse list which allows an opportunity to provide both suitable and wide-ranging recommendations. The management team offers a bespoke and transparent service to those who approach us, when in search of an arbitrator or mediator. We talk through and have detailed conversations to understand the requirements of the dispute to suggest the most appropriate arbitrator or mediator.

Service delivery and attention to our clients is unparalleled and centred on excellence. We not only save time with your search but add value and comfort when making a choice of arbitrator or mediator.

Firm overview

Our members have expertise in complex investor state, corporate and commercial, construction and engineering, technology and telecommunications, banking and finance, transport, IP, M&A, insurance and re-insurance, mining, energy and oil and gas disputes.

Int-Arb Arbitrators members are internationally recognised and can accept chair, sole and party appointments. Experience covers substantial disputes under all of the key institutional rules including ICC, ICDR, LCIA, ISCID, SIAC, DIAC, HKIAC, CAS, SCC, KCAB, UNCITRAL, WIPO and ad hoc arbitrations in a variety of seats ranging from London, New York, Paris, Dubai, Singapore, Geneva, Hong Kong and in other regions across the US, Canada, Europe, Latin-America and the Caribbean.

Sam Carter, managing director
Int-Arb Arbitrators

Int-Arb Arbitrators members

David Cairns


David Cairns is a leading international arbitrator based in Madrid and London. He joined Int-Arb Arbitrators after spending 20 years at international law firm, B Cremades y Asociados in Madrid, Spain.

Specialist areas include investor-state, construction and engineering, commercial and IP disputes. He has a particular region focus of Spain, Latin America and London.

He is fluent in Spanish and has extensive experience of both common and civil law approaches to disputes and arbitration.

Calvin Hamilton


Calvin Hamilton is a seasoned arbitrator based in Barbados and London with 35 years of international arbitration experience, as counsel and arbitrator including his time as partner at two leading firms in Madrid. His region focus is the Caribbean, Latin America, London and the US.

Specialist areas include investor state, corporate and commercial disputes. He has a good cultural knowledge and understanding of common and civil law approaches.

He is fluent in Spanish, proficient in French and has working knowledge of Portuguese. He is a dual national of Guyana and Spain and admitted in New York and Madrid.

John Judge


John Judge is an internationally-recognised arbitrator based in Toronto and London. He joined Int-Arb Arbitrators from 39 Essex Chambers in London having previously spent 25 years at Stikeman Elliott, in Toronto.

Specialist areas include construction, engineering and infrastructure, oil and gas, mining and investor state disputes, across the globe.

He has also sat on a wide range of commercial and corporate, banking and finance, investment, M&A, insurance and reinsurance, real estate, IT and telecommunications and transport disputes.

Janet Walker


Janet Walker is an international arbitrator based in London, Toronto and Sydney who joins Int-Arb Arbitrators from Outer Temple Chambers, London.

Specialist areas include construction, heavy equipment, M&A, IP, environmental, finance, employment and shareholder disputes.

This combined with more than 20 years as a consultant and expert in a range of matters particularly those arbitration-related. She is fluent in English and has good written and oral comprehension of French and Spanish.

Jane Player


Jane is a leading international mediator. Formerly a partner at King & Spalding, co-head of the international dispute resolution group and head of the London disputes team at Bird & Bird, and DLA Piper respectively.

Specialist areas include corporate and contractual claims, fraud and project disputes including pharmaceuticals, energy, technology, IP and media disputes.

She has a reputation for managing cross-cultural aspects of joint venture and international shareholder disputes including early neutral evaluation and expert determination. Fluent in French, Spanish and Italian to varying degrees.


Chief Executive

Tel: +44 (0) 203 928 7272
DDI: +44 (0) 203 928 7288
Mob: +44 (0) 793 034 2588

Managing Director

Tel: +44 (0) 203 928 7272
DDI: +44 (0) 203 928 7280
Mob: +44 (0) 791 719 1476

Arbitrator Practice Assistant

Tel: +44 (0) 203 928 7272
DDI: +44 (0) 203 928 7281
Mob: +44 (0) 753 502 9639


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