About Darren Cayton

Darren has worked on a wide range of projects from buildings and civil infrastructure, to process and power generation and ship building in the UK and internationally.

Darren’s expertise is in matters of quantity surveying both pre-and post-contract, ranging from tendering and procurement, advice on contract risks, measurement, valuations, valuing and assessing variations/compensation events, through to post-contract advice on final accounts and claims management.

He specialises in the preparation, negotiation, and settlement of claims for disputed variations, prolongation, resource thickening, disruption, and verification of costs and has worked with various standard and bespoke forms of construction contract (including JCT, NEC, ICE, and FIDIC). He has experience of dispute resolution including drafting referral documents and responses for adjudication process.

Darren has been appointed quantum expert witness on numerous occasions, part of which required presenting his report to a tribunal panel over a three-day hearing in Paris. He has also been appointed single joint expert. Darren has frequently assisted other experts in the preparation of expert reports on quantum matters.