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Who's Who Legal
Who's Who Legal
Thought Leaders

Thought Leaders

Thought Leader

Thought Leaders - Construction Experts 2020
WWL Ranking: Thought Leader

Global Leader

WWL Ranking: Recommended

National Leader

WWL Ranking: Recommended

WWL says

Robert Gemmell has “a thorough knowledge of the law and practice in the industry” applaud sources, one of whom notes: “He is my expert of choice in all matters related to delay and disruption.”


Robert is a chartered quantity surveyor, chartered arbitrator and adjudicator who also acts as expert determiner and expert witness. He has over 25 years of experience in the construction and engineering industry, working in both professional practice and construction contracting companies in Australia, Hong Kong, Malaysia, Singapore and the UK.

Robert is named in the WWL: Consulting Experts Guide (2018 and 2019) as a leading expert in the field of construction quantum and delay.

Robert has acted regularly as lead and support expert witness, including giving evidence in court under oath, and has received over 100 appointments as arbitrator, adjudicator and expert determiner in disputes ranging from several thousand to several hundred million Australian dollars. Robert also regularly acts in commercial claims management roles.

Robert is a visiting/guest lecturer on the master’s degree in construction law at the University of Melbourne; an approved tutor for the Chartered Institute of Arbitrators Oceania; joint author with Her Honour Judge Frances Kirkham of the Chartered Institute of Arbitrators’ books on adjudication; and a member of the Society of Construction Law Australia.

Robert is also the author of The Quantification of Delay and Disruption in Construction and Engineering Projects.

Robert has received over 100 appointments to act as arbitrator, adjudicator and expert determiner in construction disputes in Australia and the UK, ranging in value from several thousand to many millions of Australian dollars. These cases concern calculation of delay and disruption costs; valuation of loss and/or expense; valuation of variations; extensions of time; interim and final payments/certificates; final account valuations; liquidated and ascertained damages; interpretation of professional services contracts; failure to provide/late provision of information; and specific performance.

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