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DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringPetit-LancyGADZ SA
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GADZ SA

Summary

About the company

GADZ SA is an engineering firm providing geotechnical, geological and hydrogeological services. It carries out site investigations and in‑situ measurements, laboratory soil and chemical analyses, foundation and infrastructure design, tunnel and underground works, and monitoring and consulting for groundwater and environmental issues.

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Products & services

Industry:Technical Consulting & Engineering
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Geotechnical studies
Geotechnical studies for foundations, infrastructure structures, tunnels, galleries and sloping ground; reconnaissance campaigns, laboratory analyses, expert reports.
Underground works and infrastructure
Design and construction management for shallow and deep foundations, deep excavations, shoring, consolidation, waterproofing, tunnels, galleries and microtunnels.
Geotechnical monitoring and instrumentation
Study and monitoring of instrumentation, deformation monitoring, inclinometry, levelling, groundwater monitoring and hydrogeological checks.
Hydrogeology
Hydrogeological studies, groundwater monitoring, piezometry, pumping tests, drawdown controls, hydrogeological modelling and reports for authorities.
Stormwater infiltration services
Stormwater infiltration studies using drain trenches, swales or diffuse infiltration; boreholes, tests, preliminary sizing and hydrogeological report.
Geothermal services
Hydrogeological study for aquifer-based geothermal energy; reconnaissance boreholes, pumping tests, thermal plume simulation, coordination and final report.
Geothermal boreholes
Determination of the forecast geology and the thermal parameters of the subsurface, geological logging of the drilling cuttings, monitoring of gas inflows.
Environmental studies
Environmental studies for clients, representatives and contractors; environmental protection, management of materials and water, safety of personnel, administrative procedures.
Pollution diagnosis
Diagnosis according to the OLED for excavated materials: boreholes, sampling, analyses, interpretation, defining the future use of the materials and reporting to authorities.
Environmental monitoring of earthworks
Site monitoring for earthworks: materials management concept, documentary checks, sampling if needed and final report to authorities.
Pedological studies and soil management
Pedological studies, soil management concepts, pedological monitoring of the works and administrative support according to OSol.
Investigation of contaminated sites
Historical investigations, technical investigations, detailed investigations and remediation projects according to OSites.
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Location

Hier entsteht die Karte
Chemin des Vignes 9
1213 Petit-Lancy

At a glance

Legal form
Corporation
UID
CHE-204.907.489
Founded
2015 · 11 years
Last commercial register change
October 22, 2025
Employees
11 to 20

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