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DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringMontheyFrançois-Xavier Marquis Sàrl
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François-Xavier Marquis Sàrl

Summary

About the company

The François Xavier Marquis sàrl company primarily deals with services in the fields of environment, geotechnics and hydraulic engineering. The core activities include: natural hazards, environment, geotechnics, geothermal energy and water management projects. The company provides consulting and planning services in these areas.

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Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered5
Geothermal energy
Preliminary geological and hydrogeological studies, permit applications, assessment of geothermal potential, sizing of boreholes and pumping wells, monitoring of the works.
Watercourse management
Maintenance plans, analyses and hydrological, hydraulic and sediment-transport modelling, flood protection projects, management and monitoring of the works.
Natural hazards
Hazard maps, alarm and emergency intervention plans, catchment area analyses, hydrological and trajectory modelling, projects and monitoring of protection measures.
Geotechnics
Soil and rock investigations (surveying and drilling), determination of geotechnical parameters of soils and rock, design of foundations and retaining structures, water drainage concepts, modelling of groundwater flow.
Environment
Impact studies, remediation of contaminated sites, asbestos and radon assessments, delineation of protection zones, water abstraction, retention and infiltration structures for clean water.
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Location

Avenue de la Plantaud 3a
1870 Monthey

At a glance

Legal form
Limited Liability Company
UID
CHE-113.380.729
Founded
2007 · 19 years
Last commercial register change
June 5, 2026
Employees
11 to 20

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