Plumbing & Building Services

Studerus Haustechnik GmbH 

St. Pelagiberg · Since 2017

The core activity of Studerus Haustechnik GmbH is the planning, installation, repair and maintenance of sanitary facilities and heating systems, including the renovation of bathrooms, the installation of boiler systems and the repair of defective appliances.

Swiss GU Group GmbH 

Langenthal · Since 2024

Swiss GU Group GmbH is a construction and building-services company that plans, designs and carries out building projects. Its services include complete renovations, new builds and conversions, floor covering installation (tiles, parquet, laminate), subfloors, insulation and underfloor heating, plastering and painting, roofing and sheet-metal work, sanitary and heating installations, electrical installations and project development.

Tankreinigung Krähenbühl AG 

Steffisburg · Since 1975

The core activity of Tankreinigung Krähenbühl AG is the execution of tank revisions, tank room linings, tank decommissioning, tank room renovations, pellet room cleanings and the cleaning of rainwater tanks. The company also offers services in the field of floor coating.

TI Tecnoimpianti Sagl 

Seseglio · Since 2006

TI Tecnoimpianti Sagl is a company that designs and installs heating and sanitary systems, air-conditioning solutions and water treatment installations.

TK Installations Sàrl 

Givisiez · Since 2023

The core activity of TK Installations Chauffage & Sanitaire is the planning, installation, maintenance, and repair of heating, sanitary, and solar systems. Specifically, this includes: Heating technology: installation of central heating systems, Minergie heating systems, heat pumps, boilers (wood, pellets, granulate, oil, gas) and chimneys Sanitary technology: installation of sanitary facilities, plumbing, fixtures, bathroom and shower systems, descaling of boilers and repair of sanitary appliances Solar technology: installation of thermal solar collectors for hot water preparation Repair and maintenance services: repair of sanitary appliances, replacement of fixtures, silicone seals, unclogging of pipes and damage repair in case of water damage.

TONI SANITÄR GmbH 

Kägiswil · Since 2017

TONI SANITÄR GmbH is a company providing plumbing and heating services, offering sanitary installations, new-build and renovation work, boiler servicing, central vacuum systems, general sanitary maintenance and building caretaker services.

tp, AG für technische Planungen 

Biel/Bienne · Since 1969

tp, AG für technische Planungen is an independent engineering firm specializing in building services engineering (heating, ventilation, air conditioning/cooling, sanitary and sprinkler systems). The firm provides overall project planning, measurement/controls (MSR) engineering, technical coordination, expert reports and compliance/energy-related assessments including sustainability consulting.

tp, AG für technische Planungen 

Neuchâtel · Since 2003

tp, AG für technische Planungen is an independent engineering firm specializing in building services planning, covering heating, ventilation, air conditioning/cooling, sanitary systems and sprinklers. The firm provides project planning, specialist coordination and technical expert reports for residential, office, industrial and public buildings.

Twerenbold Consulting GmbH 

Lenzburg · Since 2011

The core activity of Twerenbold Consulting GmbH is the provision of services in the field of building technology planning, including studies, execution planning, specialist construction management and operational optimization of building technology systems.

Uruqi-Mont. GmbH 

Münchenbuchsee · Since 2022

Uruqi-Mont. GmbH is a company for ventilation installations that provides professional installation and assembly services in ventilation technology. Its work includes on-site installation on construction sites with an emphasis on safety, quality and reliability.

Vital Sanitär-Heizung GmbH 

Sent · Since 2013

The core activity of Vital Sanitär-Heizung GmbH is the planning, consulting, installation and assembly of sanitary and heating systems, including sanitary installations for cold stores, washroom technology, water heaters and heating systems. Additionally, the company provides energy consulting and supports customers with questions related to building technology and building envelope.

Vogt-Schmid AG 

Hägendorf · Since 1982

Vogt-Schmid AG provides heating-technology services, focusing on maintenance and repair of oil and gas boilers. Services include burner replacement, combustion/exhaust gas measurements, system adjustments and heating renovations with renewable or fossil technologies, controller modernisation and heat-pump installations.

Wälchli Heizungstechnik-Brennerservice 

Rumisberg · Since 2018

The core activity of Wälchli - Heizungstechnik & Brennerservice is the installation, maintenance and repair of heating systems as well as the service for burners.

Wälchli Heizungen 

Glashütten · Since 2015

WBW Wir Bewegen Wasser GmbH 

Dübendorf · Since 2016

The core activity of WBW is to provide services in the field of sanitation and heating, including planning, execution, consulting and service for sanitary installations, heating systems and bathroom configurations. This also includes emergency services such as the elimination of water damage, pipe blockages and heating failures.

Weber Haustechnik GmbH 

Ursenbach · Since 2008

The core activity of Weber Haustechnik GmbH is the planning, installation and renovation of building technology and heating systems, particularly in the areas of sanitary and heating installations.

Wirkungsgrad Ingenieure AG, Zweigniederlassung Rapperswil-Jona 

Jona · Since 2016

Wirkungsgrad Ingenieure AG, Zweigniederlassung Rapperswil-Jona is an independent engineering firm for energy and building services. It designs and manages heating, cooling, ventilation, air‑conditioning, sanitary and sprinkler systems from strategic planning and concept development through project realisation, and provides services such as multidisciplinary coordination, energy consulting, renovation planning, operational optimisation and fire protection.

Wirkungsgrad Ingenieure AG, Zweigniederlassung St. Gallen 

St. Gallen · Since 2018

Wirkungsgrad Ingenieure AG, Zweigniederlassung St. Gallen is an independent engineering firm for energy and building services. The office provides strategic planning, design and implementation of heating, cooling, ventilation, air-conditioning, sanitary and sprinkler systems and building automation, plus energy consulting, renovation and operational optimization services.

Wirkungsgrad Ingenieure AG 

Lucerne · Since 2012

Wirkungsgrad Ingenieure AG is an independent engineering firm for energy and building services. It designs and implements heating, ventilation, air-conditioning, refrigeration, sanitary and sprinkler systems as well as building automation, and provides strategic planning, energy concepts, overall planning, fire protection, renovation and operational optimisation.

WP-Systems GmbH 

Bütschwil · Since 2024

WP-Systems GmbH supplies heat pump systems and related components and provides consulting and technical support for planners and installers. Its product range includes air-to-water and ground-source heat pumps, heat-pump water heaters, buffer tanks, controls and installation accessories; the company maintains stock for Swiss delivery, offers customer service including a 24/7 emergency number, and states that products are independently tested at the Wärmepumpen-Testzentrum St. Gallen.