MASIN Expert Witnesses
Marine & Offshore Instruct an Expert
02 Marine & Offshore ยท Arbitration

Marine & offshore expert witnesses for arbitration.

Naval architects, marine engineers and maritime specialists instructed in shipping, offshore and casualty disputes before the world's leading maritime tribunals.

โœ“ Ranked in the GAR 100 Expert Witness List (2025)
โœ“ Expert testimony delivered in 200+ arbitrations
โœ“ 6 named experts in marine & offshore
#10
Ranked in the GAR 100 Expert Witness List
Global Arbitration Review ยท Construction Arbitrations, 2025

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GAR Recognised by Global Arbitration Review
#10
GAR 100 Expert Witness List, Construction Arbitrations (2025)
200+
Arbitrations โ€” expert testimony delivered
600+
Experts firm-wide, 12 global offices
50+
Countries served worldwide
Appointed under the rules of ICC ยท LCIA ยท SIAC ยท DIAC ยท ADGM ยท HKIAC โ€” expert testimony delivered in 200+ international arbitrations.
The Bench

Meet the experts who will testify on your matter.

Masin covers the technical, operational and financial questions that decide marine and offshore references. Every expert is named, independent, and instructed directly โ€” view their full profile and testifying experience.

Disputes we prove
01Shipbuilding & conversion
02Charterparty & performance
03Collision & casualty
04Offshore construction
05Vessel valuation & sale
06Salvage & general average
07Cargo & commodities
08Marine engineering failure
Why counsel instruct Masin

Independent opinion that holds under cross-examination.

01
A bench, not a business card
A named senior expert leads, supported by sub-specialists and analysts โ€” so no issue in the reference is left uncovered.
02
Tested before the institutions
Our experts have reported and testified under the rules of DIAC, SIAC, LCIA, ICC and the ADGM across the highest-value disputes.
03
Report-ready to the standard
Opinions are drafted to IBA, CIArb and Part 35 requirements โ€” clear, reasoned and defensible from first draft.
Reports & testimony to
โœ“IBA Rules on the Taking of Evidence
โœ“CIArb Expert Witness Protocol
โœ“CPR Part 35 & Practice Direction
โœ“The Ikarian Reefer duties to the tribunal
Deliverables
Independent expert reportsJoint statements & experts' meetingsOral testimony & cross-examinationExpert determinationEarly case assessmentRebuttal & supplementary reports
Global presence

Instructed from twelve offices, across 50+ countries.

DubaiUAE
LondonUnited Kingdom
Singapore
RiyadhSaudi Arabia
DohaQatar
MuscatOman
New DelhiIndia
MumbaiIndia
AnconaItaly
LagosNigeria
Dar es SalaamTanzania
IstanbulTurkey
DubaiUAE
LondonUnited Kingdom
Singapore
RiyadhSaudi Arabia
DohaQatar
MuscatOman
New DelhiIndia
MumbaiIndia
AnconaItaly
LagosNigeria
Dar es SalaamTanzania
IstanbulTurkey
MASIN Forensic ยท Technical ยท Delay & Quantum experts for international arbitration

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