AK

Andréas Keller

Villars-sur-Glâne, Switzerland

Geothermal
Profile last updated: October 7, 2026

About

Andréas Keller is a renewable energy company headquartered in Villars-sur-Glâne, Switzerland specializing in Geothermal.

Andréas Keller is a Swiss engineering geologist and hydrogeologist specialised in geotechnical engineering, environmental geology and geothermal energy (high, low and very low enthalpy, including ground-source probe design). Through his company TeXoL Sàrl he works on ground stability and heat pump systems, and through RealAK on web design and development.

Headquarters

Villars-sur-Glâne, Switzerland

Focus areas

geothermal energyheat pumpsgeotechnical engineeringhydrogeologyengineering geologygeothermal probesweb designJoomlaWordPress

Products & services

Business models

B2BB2C

Value chain

ConsultingEngineering

Service areas (1)

  • Geothermal and heat pump engineering

    Geological and hydrogeological investigation, geothermal probe dimensioning and heat pump system design, alongside geotechnical consulting.

Locations

Headquarters

route de Planafaye 126, 1752, Villars-sur-Glâne, Switzerland

Service regions

Switzerland

Projects

4

8 Villas au Platy

Geothermal probe system

Geothermal probe design and dimensioning for eight villas.

Villars-sur-Glâne, Switzerland

Immeubles d'habitation Bärenkurve

Heat pump system

Heat pump system planning and design for residential buildings.

Unterseen, Switzerland

Immeubles d'habitation Waldstrasse

Geothermal probe system

Geothermal probe design for residential buildings.

Arlesheim, Switzerland

Villa Alain Conne

Geothermal probe system

Geothermal probe design for a villa.

Essertes, Switzerland

Credentials & affiliations

Certifications

Certified Project Management Associate (IPMA)

Issued by: IPMA

Industry memberships

Société suisse pour la GéothermieSociété suisse d'hydrogéologie

Partnerships

HAMDI Constructions Sàrl

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