Plumber in
Langenthal

ASAG Air System AG

Since 1996 · 1–10 empl.·5.0(10)

ASAG Air System AG is a specialist provider of ventilation, air-conditioning and refrigeration systems, as well as energy technology. Its services include consulting, planning and installation of air-conditioning systems, along with maintenance and servicing of ventilation, refrigeration and air-conditioning systems.

Bürki Haustechnik AG

Since 2006 · 21–50 empl.·4.3(28)

Bürki Haustechnik AG provides planning, consultation, installation and repair services in sanitary and building services. The company carries out sanitary installations from minor repairs to large-scale projects for industry and commerce and operates a service team reachable seven days a week.

Hesab AG

Since 1994 · 11–20 empl.·5.0(9)

The core activity of HESAB AG is the planning, installation, maintenance and servicing of energy-related systems for heat and cold generation, particularly in the field of building technology. This includes consulting, planning, installation, maintenance and servicing of heating systems, alternative systems, process, steam and cooling systems, wood chip and pellet systems, ventilation systems for Minergie buildings, as well as refrigeration systems.

RR HAUS & TECH GmbH

Since 2018 · 1–10 empl.·4.6(18)

RR HAUS & TECH GmbH is a plumbing and sanitary services company offering maintenance and repairs. It plans and carries out bathroom renovations and refurbishment, as well as plumbing work for new-build and industrial projects.

Lang Heizungen AG

Since 2016 · 1–10 empl.

Lang Heizungen AG advises on, plans, installs and maintains heating and cooling systems for new and renovated buildings, refurbishments and repairs. Its systems include heat pumps, wood-fired heating, solar installations, oil and gas heating, and cooling solutions.

Studer Sanitär AG

Since 2012 · 1–10 empl.

The core activity of Studer Sanitär AG is the planning, execution and maintenance of sanitary installations, including bathroom renovations, water treatment, wastewater installations, gas and water installations, as well as special installations in industry and the public sector.

Wassermann Haustechnik GmbH

Since 2018 · 1–10 empl.·5.0(8)

Wassermann Haustechnik GmbH provides building services engineering focused on sanitary, heating and ventilation systems, including planning, installation, repairs, maintenance and emergency service.

Walter Uebersax AG

Since 1997 · 11–20 empl.·4.8(4)

The core activity of Walter Uebersax AG is the planning, installation, maintenance and repair of heating and energy technology systems, including consulting and planning of building technology projects.

AEK AG

Since 2020 · 11–20 empl.·3.2(9)

AEK AG provides ICT, electrical and building technology services for individuals, businesses and the public sector. Its activities include consulting, planning, installation and maintenance, as well as heating, ventilation, air conditioning, plumbing and building automation.

Swiss GU Group GmbH

Since 2024 · 1–10 empl.·3.4(5)

Swiss GU Group GmbH carries out construction and property projects as a general and total contractor. Its services include new builds, conversions and full renovations, as well as flooring, plastering and painting, plumbing and heating, electrical installations and flat roofing.

asl Suter gmbh

Since 2017 · 1–10 empl.

AWS AG

Since 1998 · 1–10 empl.