Expert Witnesses
Geotechnical & Geological
Instruct an Expert
03
Geotechnical & Geological · Arbitration
Geotechnical & geological expert witnesses for arbitration.
Chartered geotechnical and geological experts on ground conditions, foundations, tunnelling and settlement — where the dispute starts below the surface.
✓ Ranked in the GAR 100 Expert Witness List (2025)
✓ Expert testimony delivered in 200+ arbitrations
✓ 6 named experts in geotechnical & geological
#10
Ranked in the GAR 100 Expert Witness List
Global Arbitration Review · Construction Arbitrations, 2025
Global Arbitration Review · Construction Arbitrations, 2025
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GAR
Recognised by Global Arbitration Review
#10
GAR 100 Expert Witness List, Construction Arbitrations (2025)
200+
Arbitrations — expert testimony delivered
600+
Experts firm-wide, 12 global offices
50+
Countries served worldwide
Appointed under the rules of ICC · LCIA · SIAC · DIAC · ADGM · HKIAC — expert testimony delivered in 200+ international arbitrations.
The Bench
Meet the experts who will testify on your matter.
When the disagreement is about the ground, Masin's geotechnical and geological experts establish what could — and should — have been foreseen. Every expert is named, independent, and instructed directly — view their full profile and testifying experience.
01
Geotechnical Engineering
4 experts
02
Geology & Design
2 experts
Disputes we prove
01Unforeseen ground conditions
02Foundation & piling failure
03Tunnelling & excavation
04Slope stability & landslide
05Dewatering & settlement
06Geo-environmental contamination
07Site investigation adequacy
08Retaining structures
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 — 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 — clear, reasoned and defensible from first draft.
Reports & testimony to
✓IBA Rules on the Taking of Evidence
✓CIArb Expert Witness Protocol
✓CPR Part 35 & Practice Direction
✓The Ikarian Reefer duties to the tribunal
Deliverables
Independent expert reportsJoint statements & experts' meetingsOral testimony & cross-examinationExpert determinationEarly case assessmentRebuttal & supplementary reports