Plumbing & Building Services in
Gränichen

Widmer Haustechnik AG

Since 2011 · 11–20 empl.·4.7(22)

Widmer Haustechnik AG is a building services firm specializing in sanitary and heating systems, providing planning, installation and maintenance. Services include new-build and renovation projects, heat pumps, solar systems, boiler descaling and repair/maintenance work.

Zehnder Group Schweiz AG

Since 2002 · 21–50 empl.·4.0(74)

Zehnder Group Schweiz AG develops and supplies indoor climate solutions, including design radiators, comfort ventilation systems and heating and cooling ceiling systems. The company also provides planning, installation, service and training (Zehnder Academy), an online shop, and industrial air-cleaning products and accessories.

Gerber AG Sanierungen

Since 2006 · 1–10 empl.·4.6(8)

The core activity of Gerber AG is the execution of comprehensive renovations, particularly in the area of bathrooms, showers and toilet facilities, including planning, scheduling and coordination as well as the execution of building services, masonry and drywall work.

Zehnder Group Produktion Gränichen AG

Since 1959 · 11–20 empl.

Zehnder Group Produktion Gränichen AG is a production unit of the Zehnder Group that manufactures products and components for healthy and comfortable indoor climates. Its product range includes ventilation systems, design radiators and heating and cooling ceiling solutions.

Heiz- und Regeltechnik Bernhard Hächler AG

Since 1998 · 1–10 empl.

The core activity of Heiz- und Regeltechnik Bernhard Hächler AG is the provision of services in the field of building technology, particularly in heat generation and distribution. Specifically, this includes: maintenance work on heating systems, troubleshooting on heating systems, optimization of heating systems, re-commissioning of heating systems, and partial replacement of complete heating systems. The company offers these services for various types of heating systems, including conventional oil and gas heating systems as well as alternative systems such as heat pumps, wood heating systems, and thermal solar systems.

Richner Heizungen AG

Since 2024 · 1–10 empl.

Richner Heizungen AG carries out heating installations and heating system refurbishments, providing planning, execution and replacement of heating systems including heat pumps. The company also performs milling-in of underfloor heating and pipework construction for district heating, covering welding, installation and handover stations.

Dein Sanierungspartner GmbH

Since 2024 · 1–10 empl.