Geotechnical Engineering Experts

Geomechanical Consulting International (G.C.I.) is a Swiss independent engineering and consulting firm based in Lausanne. GCI was founded by Michel Chopin in 2011. Boasting a strong reputation worldwide, G.C.I. is based on over 30 years of experience on numerous geological, hydrological and special geotechnical projects across the world.

Our Field of Expertise

G.C.I. specializes in solving geotechnical challenges associated with foundation
engineering and underground constructions. From tunneling work, to stability analyses, to soil and site improvement and to ground treatments, our consulting services are varied and based on state of the art and state of practice.

Working worldwide for the last 30 years, our activities are focused on providing excellence in specialized geotechnical situations.

Our experience in numerous fields lead to offering unique and optimized solutions to our clients.

Discover Our Services

Excavations & Marine Works

Tunnels & Underground Structures

Dams-Dikes – Reservoirs

You Said World ?

Site Improvement – Ground Improvement – Tunneling Work – Jet Grouting – Deep Ground Treatment – Hydropower Plants


Ground treatment design


Ground improvement, jet-grouting


Ground treatment design


Ground treatment design


Gas facilities – remedial & Closure


Freezing Alternative ground treatment Soil grouting

About Us

As a Swiss independent engineering firm and an international consulting office, G.C.I. works with civil engineers, experts and consultants in several fields and in different countries. Planning and design with technical expertise result in an important quality commitment.

Michel CHOPIN, G.C.I. Director is involved in many civil work projects and is always looking for new talent and positive mindsets to augment the G.C.I. team.

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Years of Experience