Our services, tailored to every project
Expert reports and forensic investigation
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Deep excavation and retaining structures
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Expertise in
Geotechnical Engineering
Our expertise in geotechnical engineering is widely based and has been developed over many years of consulting to industry and Government, both in the UK and internationally.
Since our formation, we have been called on by over 300 clients from more than 50 countries. Our members are actively engaged in applied and fundamental research in the field of geotechnics and serve on specialist technical committees, closely involved in implementing new methods for analysis and design.

“Our consulting service draws on the most recent developments in both theory and practice”.

Our members
Our team comprises pioneers within the geotechnical community, including 9 Rankine lecturers, 2 Glossop lecturer, 5 Geotechnique lecturers, 2 Harding lecturers, 1 Coulomb Lecturer, 1 McClelland Lecturer and 1 Terzaghi lecturer.
Members of our team are Fellows of the Royal Academy of Engineering, Fellows of the Royal Society, and chairman or past chairman of the Geological Society and the British Geotechnical Association.
We are a co‐ordinated group of highly qualified consultants providing comprehensive advisory and specialist consulting service in geotechnical engineering.

Geotechnical advice on a wide range of sectors
We provide geotechnical engineering advice on a broad range of sectors using expertise built on academic research of pioneering topics and on practical experience of working on challenging projects from around the world.
Applied Research
We are committed to implementing state-of-the-art knowledge in our day to day work to develop innovative and progressive solutions for our Clients.
We maintain strong academic links and ties with international geotechnical research organisations, and have supported numerous research projects over the years.









Latest news
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Find out more about Celebrating 50 Years of Excellence: Professor Kelvin Higgins Honoured by ICE
Celebrating 50 Years of Excellence: Professor Kelvin Higgins Honoured by ICE
We are honoured to celebrate Professor Kelvin Higgins on reaching the remarkable milestone of 50 years of membership with the Institution of Civil Engineers. This achievement reflects a distinguished career…
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Find out more about Dr Angeliki Grammatikopoulou to present at ISFOG 2025
Dr Angeliki Grammatikopoulou to present at ISFOG 2025
Our Senior Partner Dr Angeliki Grammatikopoulou will present on Thursday 12th June at the ISFOG 2025 conference her paper entitled “The Interpretation of Triaxial Test Data and its Effect on…
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Find out more about GCG Proud to Support the 22nd BGA Annual Conference
GCG Proud to Support the 22nd BGA Annual Conference
GCG is delighted to confirm our sponsorship of the British Geotechnical Association (BGA) 22nd Annual Conference, taking place on 25th June 2025 at the Institution of Civil Engineers (ICE), London.…
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