
Consulting, commissioning, maintenance and emergency service for heating systems as well as thermal building dimensioning

Clauditherm Thermotechnique Sàrl
Monthey (Route de Larret 30, CH-1870) · CHNew on Amplifa
About Clauditherm
Clauditherm Thermotechnique Sàrl is an energy service provider specialised in thermal engineering, headquartered in Monthey in the Swiss canton of Valais. Founded in 1997, the company supports its customers throughout the entire life cycle of heating systems: it prepares CECB/CECB+ energy balances for properties, calculates the economic viability of different energy sources when replacing heating systems, commissions new installations and carries out maintenance under annual contracts. The 7/7 emergency service covers troubleshooting of boilers and burners of all manufacturers for gas and heating oil as well as pellet boilers, including control technology and remote control. According to the commercial register, its scope of activities also includes service, maintenance and monitoring of heating, ventilation and air-conditioning systems together with related IT services. The website is in French; the target market is the Monthey region and Switzerland.
- Site
- Monthey
- Processes
- Bilan thermique (CECB/CECB+ Expert), Mise en service d'installations de chauffage (chaudières gaz/mazout, PAC air-eau), Entretien et contrats annuels d'installations de chauffage (gaz, mazout), Dépannage 7/7 de chaudières et brûleurs toutes marques (gaz, mazout), régulation et commande à, Service, maintenance and monitoring of heating, ventilation and air-conditioning systems (HVAC), Heating and burner service (gaz, mazout, pellets), CECB/CECB+ Bilan thermique, Mise en service (commissioning)
- Materials
- Gas heating systems, Heating oil (Mazout), Heat pumps (air-to-water), Pellets
- Certificates
- CECB/CECB+ expert
- Founded
- 1997
- Industries
- Building services / heating installation, HVAC service
- 01
Energy balance / energy consulting (CECB/CECB+)
- 02
Economic comparison when replacing heating systems
- 03
Commissioning of new installations
- 04
Maintenance / annual contracts
- 05
7/7 emergency service
Energy sources and systems
Gas heating systems
Commissioning, maintenance and emergency service for gas condensing boilers of all manufacturers.
Heating oil (Mazout)
Service and burner tuning for oil boilers and oil burners.
Heat pumps (air-to-water)
Commissioning and maintenance of air-to-water heat pumps.
Pellets
Service of pellet boilers according to the company's presentation.
Locations
Monthey
CHHeadquarters
- Materials
- Gas, heating oil, pellets, heat pumps
Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Bilan thermique (CECB/CECB+ Expert)Engineering | – | – | – | – | – |
| Mise en service d'installations de chauffage (chaudières gaz/mazout, PAC air-eau)Assembly | – | – | – | – | – |
| Entretien et contrats annuels d'installations de chauffage (gaz, mazout)Assembly | – | – | – | – | – |
| Dépannage 7/7 de chaudières et brûleurs toutes marques (gaz, mazout), régulation et commande àAssembly | – | – | – | – | – |
| Service, maintenance and monitoring of heating, ventilation and air-conditioning systems (HVAC)Assembly | – | – | – | – | – |
Additional services
Quality and customer service
Clauditherm works as a CECB/CECB+ expert according to recognised Swiss standards for thermal building dimensioning and carries out commissioning documented according to manufacturer specifications. No verified certificates are available.
| Evidence | Monthey |
|---|---|
| CECB/CECB+ expert |
Company history
- 1997
Commercial register entry on 04.11.1997
- 2015
David Clerc becomes Managing Director (23.12.2015)
- 2025
Address change to Route de Larret 30, Monthey (19.08.2025)