Plumbing & Building Services in
Monthey

Clauditherm Sàrl

Since 1997 · 1–10 empl.·4.2(20)

The core activity of Clauditherm Sàrl is thermotechnology, specifically the installation, maintenance and repair of heating systems, air conditioning systems and ventilation systems. The company also provides energy consulting and analysis, including the creation of energy balances and the evaluation of the profitability of heating systems.

F. Avanthey S.A.

Since 1988 · 11–20 empl.·5.0(1)

F. Avanthey S.A. provides heating, sanitary, sheet-metal and roofing services and supplies solar-thermal and photovoltaic systems as well as ventilation and air-conditioning solutions, covering project design, installation and maintenance.

Avanthey SA

Since 2018 · 11–20 empl.·5.0(1)

Avanthey SA is a building-services company that designs, installs and services heating, sanitary and ventilation systems. Its offerings also include sheet-metal roofing and roof coverings, solar thermal and photovoltaic installations, and project coordination for new construction and renovation works.

AquaSafe Sàrl

Since 2026 · 1–10 empl.

AquaSafe Sàrl provides plumbing, heating and renovation services, with a focus on bathroom refurbishment, heat pumps and heating systems. The company also carries out repairs, leak detection and other sanitary technical interventions.

Sovalère SA

Since 1981 · 1–10 empl.

Coutaz SA, succursale de Monthey

Since 1987 · 1–10 empl.

Roth S.A. Climatisation-Ventilation-Chauffage, succursale de Monthey

Since 1993 · 1–10 empl.

Bugna Technical SA

Since 2004 · 1–10 empl.

Joël Marclay Sanitaire SA

Since 2004 · 1–10 empl.

Denis Marclay

Since 2005 · 1–10 empl.

Franco Curtoli

Since 2006 · 1–10 empl.

AMK Zukaj

Since 2010 · 1–10 empl.