
Expert Witness Services
We provide CPR 35 compliant Expert Reports on Quantum and Delay
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Claims sucessfully handled
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Years Experience in Construction

A Quantity Surveying Practice Regulated by the RICS
Our Expert Witness Services
CPR 35 Compliant
We provide impartial, independent opinion evidence in full compliance with Part 35 of the Civil Procedure Rules (England and Wales).
Forensically Robust Analysis
We provide expert opinion grounded in detailed forensic delay and quantum analysis, supported by contemporaneous records and recognised methodologies.
Delay and Quantum.
We deliver structured, precise expert reports that distil complex technical issues into clear, persuasive evidence.
Mark Holden-Smith
LLB(Hons) FCIArb MRICS PCILEX MCIOB DipAdj DipArb
Managing Director
Construction Contract Consultant
Chartered Quantity Surveyor
CILEX Chartered Paralegal
Chartered Construction Manager
Forensic Delay Analyst
Expert Witness
Registered Adjudicator
Registered Arbitrator
Mark Holden-Smith is a Chartered Quantity Surveyor, CILEX Chartered Paralegal, and Chartered Construction Manager specialising in construction claims and dispute resolution services, a Fellow of the Chartered Institute of Arbitrators, and a registered Adjudicator with the RICS, CIArb, CIC, and UK Adjudicators with 30 years of experience in construction. Mark is well-placed to help parties to construction contracts in quantifying claims, resolve disputes, and advise on commercial risk.


