AGTAN SA in Avenches – The Swiss specialist in geothermal drilling With its headquarters in Avenches, a branch in Crans-Montana, and storage facilities in Granges-près-Marnand, AGTAN SA carries out geothermal drilling quickly and efficiently throughout French-speaking Switzerland. AGTAN SA has extensive experience in drilling from 0 to 300 meters. With our qualified drillers, we guarantee flawless execution in the cantons of Vaud, Fribourg, Neuchâtel, Jura, Geneva, and Valais, in compliance with SIA 384/6 standards. In addition to drilling, AGTAN SA also offers all services related to geothermal probes (supply and installation of collectors, connection and filling of probes, disposal of drilling sludge in accordance with cantonal regulations, etc.). Are you a professional or a private individual looking to install a geothermal heat pump to heat a house, a building, or an industrial hall? Contact AGTAN SA today and benefit from professional and personalized advice. AGTAN SA is a member of the Swiss Professional Association for Heat Pumps (GSP). Our team operates throughout French-speaking Switzerland, particularly in the following cities and regions: Vaud : Lausanne, Yverdon-les-Bains, Nyon, Montreux, Morges, Vevey, Renens, Aigle, Rolle, Payerne, Echallens Fribourg : Fribourg, Bulle, Romont, Estavayer-le-Lac, Marly, Villars-sur-Glâne Neuchâtel : Neuchâtel, La Chaux-de-Fonds, Le Locle, Val-de-Travers Jura : Delémont, Porrentruy, Saignelégier Geneva : Geneva, Meyrin, Vernier, Carouge, Lancy, Onex Valais : Sion, Sierre, Monthey, Martigny, Conthey, Brig We remain at your disposal for any information or a personalized quote.

RESEARCH PROJECTORS Project manager in building technology "heating". Our services: Heating systems Fuel oil Gas Wood Pellet CAP Solar Thermal Sanitary facilities Flow lines Sanitary appliances Descaling Water heater Fuel oil and gasoline tanks Installation Revision Sanitation Waterproofing Burner maintenance Help Desk

La société Amaron a répondu clairement à toute mes questions sur mon chauffage et est un professionnel approuvé dans son domaine par un brevet fédéral. Leur travail d'entretien est impeccable. Je les remercie pour leur franchise.

Excellente collaboration depuis des années. Une équipe au TOP. Super qualité.

Die Betreuung unserer Heizanlage durch die Firma Etter AG ist das Beste was uns passieren konnte. Die Qualität ihrer Arbeit und die Kundenfreundlichkeit sind hervorragend! Liegenschaft Meisenweg 6, 3186 Düdingen

Heat pumps The Weishaupt heat pump range. The right solution for every application. Heating systems Weishaupt condensing boilers WTC gas or WTC oil - compact. Efficient heat is not a question of space. Solar systems Combined with gas, oil or heat pump. Heat from the sun. Burners Weishaupt oil, gas and dual-fuel burners up to 17,000 kW. Patented multiflam® technology. Weishaupt products - that is reliability As the official factory representative of Max Weishaupt GmbH, we supply our customers with the technologically advanced and reliable products of our innovative partner. Sales Our dedicated teams advise you in a solution-oriented manner and with extensive experience. Your needs meet many years of expertise with us. The best conditions for happy and satisfied customers. That is our goal! Customer service Optimal operation and functionality of your system are the most important thing. In the event of an emergency, our customers rely on our on-call service, 24 hours a day, every day. Competence center Everything that helps the customer. We are happy to support you with important information and documents.

Since the 1950s we have been working in the following areas of activity: Earth Evacuation Transport and Gravel and wood Dumpster Service Concrete pumps and concrete transport - Transport of gravel and wood

CCS Ceka Chauffage Sanitaire offers a wide range of services in the field of heating and sanitation, including 24-hour breakdown service in the canton of Fribourg Heating • Purge installation and maintenance • Hydraulics (pipes) • Replacement of hydraulic pumps • Renovations • Conversions • Gas and oil boiler installations and replacements • Boiler maintenance and repairs (gas and oil) • Installation and replacement of radiators • Underfloor heating installations • Cleaning of underfloor heating pipes • Insulation of pipes • Technical study and calculation Sanitary facilities • Installation for a new construction, transformation and renovation of your sanitary facilities • Leak detection and repair • Unclogging of pipes • Installation and descaling of water heaters We are here to provide you with solutions and to bring you satisfaction, while respecting your budget and the architecture of your property. CCS Ceka Chauffage Sanitaire takes care of private sites, collaborates with public authorities, renovates villas and buildings.

J-Y Bourqui Sàrl The J-Y Bourqui company is based in Farvagny. Since 1996 we have been offering you various types of services in and around Fribourg. Our small structure allows us to be close to our customers and our professionalism will ensure you a high quality work. Sanitary installations • bathroom renovation • replacement of washbasins, baths, showers, toilets, taps and sanitary accessories • repair and maintenance of your sanitary appliances • descaling of all types of boilers (preferably every 4 years). • supply and installation of anti-limestone installations Heating • radiator replacement, towel radiator • thermostatic valves Bathroom renovation is one of our specialties, for a quote and personalized advice do not hesitate to contact us. We organize the renovation of your bathroom with different companies. "Our priority is to satisfy our customers, we will guarantee you a quality work at a competitive price". Translated with www.DeepL.com/Translator (free version)

PATRICK BERGER SARL INSTALLATIONS SANITAIRES Whether it's a new build, renovation or repairs, we'll be able to satisfy your needs Contact Services Whether it's for repairs, renovations or new builds, we know how to satisfy you. sanitary and heating installations installation of ventilation systems installation of water softeners new build renovation maintenance breakdown service (office hours only, except emergencies) descaling water heaters unblocking - cleaning - inspection of pipes project study - provision of plans sanitary frames built into slab technical room bathroom fitting and installation of central hoover Head office: Patrick Berger Sarl Impasse du Ferrajoz 28 1757 Noréaz Office & workshop: Route du Pâqui 6 1720 Corminboeuf Telephone: 026 470 02 79 E-mail: info@patrickbergersarl.ch Translated with DeepL.com (free version)

Virtech Energie Sàrl specialises in general electrical installations, including technical advice and studies in this field. General electrical installation High current electrical installations • Repairs • ITTO inspections • Electric vehicle terminal installations with cantonal subsidy • Lightning conductors • Solar installations • Maintenance and servicing of installations • Emergency lighting • Special installations (clean rooms, explosive rooms, etc.) Low current electrical installations • Home automation installations • Computer networks • Alarm systems • Video surveillance systems Consulting • Defining the client's present and future needs • Preparation of quotations • Creation of specifications for project managers • Follow-up of the construction site • Preparation of (electrical) bills of quantities • Optimisation of installations • Calculation of depreciation according to current consumption • Extension of your electrical network Building technology • Building automation • Building security • Replacement of a traditional water heater with a heat pump water heater • Replacement of your old radiators or electric storage tanks • Heat pumps • Solar installation • Thermal installation • Danfoss system for controlling your heating Translated with www.DeepL.com/Translator (free version)