1st ICC Tokyo Arbitration Day

Event Details
Date & Time
18 April 2023 9:00 - 19:30

Tokyo Kaiken


HKA is proud to be a Platinum Sponsor of the 1st ICC Tokyo Arbitration Day which is taking place on 18 April 2023.

HKA Experts Jonathan Humphrey, Dr. Kourosh Kayvani, Scott Ramsden and Regional CEO Benjamin Highfield are looking forward to attending the conference where experts and legal practitioners will discuss the latest developments in international arbitration in North Asia and to celebrate the Centenary of the ICC International Court of Arbitration.

HKA speaker at the conference

Scott Ramsden
Principal and Quantum Expert

Scott Ramsden is a quantity surveyor and construction professional with over 30 years of experience. He has been appointed as an independent quantum expert on multiple occasions.

Scott has been cross-examined as a witness in mediation and arbitration proceedings. He has been appointed as a quantum expert in proceedings relating to: offshore oil and gas; nuclear, renewable and CCGT power plants; and high-rise residential developments.

Scott has 25 years of international experience across 5 continents, including 15 years working in the Middle East and Asia, as both a contractor and consultant. He has provided commercial management services to major international contractors and oil and gas companies and supports client with wide ranging strategic advice.

Scott’s sector expertise includes ports, mining, oil and gas, infrastructure, airports, buildings, power, and industrial projects. He has considerable experience in the preparation, defence, negotiation and settlement of contractual claims, and supports solicitors and barristers regarding commercial and contract management matters and dispute resolution services.

Scott is a fellow of the Chartered Institute of Arbitrators and an associate member of the Chartered Institution of Civil Engineering Surveyors and is an RICS Registered Expert Witness. He holds a master’s in construction law and arbitration and a diploma in quantity surveying.

Meet our Experts who will be present at the conference

Benjamin Highfield
Partner, Regional CEO, Asia Pacific

Benjamin Highfield is a Chartered Civil Engineer and a claims and disputes specialist at HKA. He has more than 15 years’ major project experience in the construction industry, spanning buildings, transportation infrastructure, oil and gas, power and water markets. Additionally, he regularly advises clients on commercial and contractual matters, as well as claims management and dispute resolution.

Benjamin has led teams on multiple oil and gas, water and power projects and has negotiated high value settlements with major governmental organisations. With his extensive experience of many of the major standard forms of contract, he has been employed by government bodies and large private companies to advise on a range of broad and diverse matters.

Benjamin is an experienced delay and quantum analyst and has prepared multiple claims for extension of time, disruption, prolongation and acceleration. He has drafted detailed contractual arguments for disputed variations, termination, suspension and arbitration amongst others. He is a Member of the Institution of Civil Engineers and a Fellow of the Chartered Institute of Arbitrators.

Jonathan Humphrey
Partner, Head of Forensic Accounting and Commercial Damages, Asia Pacific

Jonathan Humphrey is a chartered accountant with over 20 years of experience in forensic accounting. He has acted as an expert witness in multiple forums, including international arbitration under the ICC, UNCITRAL, LCIA, SIAC, DIAC and HKIAC rules, court litigation and mediation. He has given oral evidence in commercial and investment treaty cases with disputed values of up to $600 million. 

Jonathan began his career at one of the big four accounting firms where he worked in their forensic accounting group for eight years before working for expert services firms for 12 years. He has experience in Europe, Africa, the Middle East, Asia and Australasia, working in a myriad of sectors, including oil and gas, power and utilities, construction, financial services, IT and telecoms, media, natural resources, pharmaceutical and retail.

Jonathan’s expert commissions cover a range of issues including the quantification of lost profits, business valuations and the assessment of damages relating to class actions, professional negligence, insurance claims, business interruption and post-acquisition disputes. His forensic accounting expertise includes fraud, forensic, intellectual property and regulatory investigations.

Dr. Kourosh Kayvani
Partner, Head of Forensic Technical Services, Asia Pacific

Dr. Kourosh Kayvani is a Chartered Professional Engineer with over 30 years of experience. He has been appointed as a technical expert, and supported the named expert, on numerous occasions.

Kourosh has been cross-examined in litigation and has delivered expert reports for disputed projects and structural failures in long-span roofs and industrial processes and infrastructure.

Kourosh’s experience spans academia, expert advisory, expert witness roles, and engineering practise. He has played leading roles in the design and delivery of many innovative, complex, and award-winning projects across Australia, New Zealand, Asia, the UK, the Middle East, and Africa. His project portfolio includes Wembley Stadium in London, West Kowloon Terminus in Hong Kong, 5 Martin Place commercial tower and Bankwest Stadium in Sydney, ANSTO OPAL nuclear reactor at Lucas Heights near Sydney, and Melbourne Star Observation Wheel, amongst many others.

Kourosh’s expertise involves structural analysis, design and construction engineering of sports stadia, tall buildings, cable-supported structures and bridges, long-span roofs, telecommunication towers, and impact-resistant and vibration sensitive facilities.  He has specialised experience in finite element analysis (FEA), wind engineering, aseismic design, fatigue assessment, and development of design codes and standards.

Kourosh is a fellow, and board director, of Engineers Australia, a fellow of the Australian Academy of Technology and Engineering, an adjunct professor at the University of Sydney’s School of Civil and Environmental Engineering, and a board director at the Australian Steel Institute. He has received numerous awards and plaudits for his structural engineering prowess, with particular emphasis on his contribution to long-span structures worldwide. Kourosh has also served as member of Standards Australia’s code committees for concrete structures (AS3600) and wind loads (AS1170.2) for many years.

If you have any questions, please write to

Event Details
Date & Time
18 April 2023 9:00 - 19:30

Tokyo Kaiken


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