Plumbing & Building Services

Global-Tech Energy Sàrl 

Plan-Les-Ouates · Since 2021

The core activity of Global-Tech Energy SàRL consists of the installation of: double flux ventilation systems, heating systems, sandwich panels (possibly for thermal insulation or similar purposes), and cold rooms. The company thus provides services in the field of building technology and equipment, particularly in the areas of ventilation, heating and cooling.

GN Haustechnik GmbH 

Hinwil · Since 2008

The core activity of GN Haustechnik GmbH is the planning and execution of building technology solutions in the areas of sanitation, heating and ventilation for residential, commercial and industrial buildings, including the renovation of heating systems with renewable energy sources.

Grimm Rohrunterhalt 

Volketswil · Since 2021

The core activity of Grimm Rohrunterhaltung is the provision of services in the field of pipe and sewer maintenance, including: pipe cleaning, camera inspection, rehabilitation of pipelines, and suction work, in particular for the emptying of sludge collectors and pump shafts. The company offers these services to private households, municipalities, architects, and other customers in the region of Canton Zurich and surrounding areas up to Aargau.

Grize Heizungen AG 

Muri B. Bern · Since 1997

Grize Heizungen AG provides planning, installation and maintenance of heating systems. Services include air- and ground-source heat pumps, replacement of gas or oil boilers, underfloor heating, solar collectors, boiler replacement, and maintenance and repair services with an on-call duty service.

Grize Rohrleitungsbau AG 

Muri B. Bern · Since 1997

Grize Rohrleitungsbau AG is the Grize group's company responsible for pipework (Rohrleitungsbau) and, according to the group's service structure, carries out planning and execution of pipeline projects.

Grize Sanitär AG 

Muri B. Bern · Since 1997

Grize Sanitär AG provides bathroom planning and renovation services as well as sanitary installations and maintenance. Offerings include project planning and coordination, repairs (taps, boilers), pipe cleaning, shower screen installation, silicone joint renewal, water-damage and mould remediation, dehumidification, and replacement of appliances and water filters.

Grob Schwimmbäder 

Jonen · Since 1985

The core activity of Grob Schwimmbäder is the planning, delivery and installation of swimming pools as well as the sale of swimming pool accessories. The company offers prefabricated pools made of plastic and steel sheet, plans individual concrete swimming pools and provides a variety of accessories such as filtration systems, heat pumps and pool cleaners. Additionally, the company carries out revisions and renovations of swimming pools.

GROSCH SA 

Geneva · Since 1998

The core activity of Grosch company is the installation, renovation and maintenance of sanitary facilities, including plumbing, heating and sanitary engineering. The company offers services such as troubleshooting, leak detection, drain cleaning, column cleaning and emergency interventions. It specializes in the needs of private individuals, offices, architects, engineers and the city of Geneva.

GRS sanitaire SA 

Chêne-Bougeries · Since 2018

The core activity of GRS Sanitaire is the provision of services in the field of sanitary technology, particularly in the planning, implementation, renovation and maintenance of sanitary facilities, such as bathrooms and showers. The company also offers emergency services and maintenance work, and collaborates with partners from other trades to provide comprehensive solutions for its customers.

GSS Gubser GmbH, Sanitäre Anlagen - Solaranlagen 

Walenstadtberg · Since 2012

GTP-Suter GmbH 

Neuenkirch · Since 2019

The core activity of GTP-Suter GmbH is building technology planning and consulting, particularly the planning of heating, ventilation and air conditioning systems for various building types, as well as the creation of detailed planning documents, coordination with other trades, support in tendering and awarding of contracts, and construction management and supervision.

GTP-Suter 

Neuenkirch · Since 2015

GTP-Suter provides building services planning, designing heating, ventilation and cooling systems for residential, office, industrial and public buildings; services also include specialist coordination, energy compliance documentation and issuance of GEAK certificates.

GTS Gebäude Technik Service AG 

Reiden · Since 2012

GWK GmbH 

Pfäffikon Sz · Since 2018

The core activity of GWK GmbH is the inspection and testing of gas and water installations, including liquefied gas controls and drinking water hygiene. Specifically, this includes: gas and water installation inspection, liquefied gas control (particularly for caravans, ships and catering establishments), drinking water hygiene, and inspection of house installations on behalf of gas and water suppliers. The company thus provides services in the field of safety and environmental monitoring of gas and water systems.

Hälg & Co. AG, Zweigniederlassung Samedan 

Samedan · Since 2009

Hälg & Co. AG, Zweigniederlassung Samedan provides installation and service of building engineering systems, covering planning, installation, maintenance and refurbishment of heating, cooling, ventilation and sanitary systems.

Hanauer Sanitär und Spengler 

Basel · Since 1999

Hanauer Sanitär und Spengler is a craft company for sanitary, heating and sheet-metal (spengler) work that provides planning, installation, repair and maintenance services for new builds and renovations. Services include bathroom and apartment renovations, kitchen appliance delivery and installation, thermal solar and heat-pump systems, heating installations and specialized gas service, together with technical and visual project consultation.

Hauswirth Bursins SA 

Bursins · Since 2009

Hauswirth Bursins SA is a sanitary installer specializing in the installation, maintenance, and repair of sanitary facilities and heating systems. The core activities include: troubleshooting (repair and maintenance) of sanitary facilities and heating systems, renovation of bathrooms and heating systems, connection of water and gas pipes, installation of hot water tanks and heat pumps, and planning and implementation of projects for bathrooms and heating systems. The company also has a showroom for sanitary facilities and heating systems and an office for project planning and implementation.

HBH AG 

Zurich · Since 2016

Hecht Zell GmbH 

Zell Lu · Since 2008

HeizHirsch GmbH 

Stäfa · Since 2024

HeizHirsch GmbH designs, installs and services heating, cooling and sanitary systems for single-family homes, multi-family buildings and commercial properties. Services include planning and consulting, maintenance and repairs, a 24/7 emergency service and support for new-builds and renovations, with technologies such as heat pumps, hybrid systems and freecooling.