Plumbing & Building Services

TEAMPLAN Gebäudetechnik GmbH 

Schafisheim · Since 2015

The core activity of TEAMPLAN Gebäudetechnik GmbH is the planning and implementation of building technology solutions, particularly in the areas of heating, ventilation, cooling, sanitation and sprinkler systems. The company provides engineering services that range from preliminary and construction design to tendering and execution planning, as well as specialized construction management and commissioning.

tib Technik im Bau, Achermann und Heller 

Rotkreuz · Since 2003

tib Technik im Bau, Achermann und Heller is an engineering office for building services that provides overall project management and complete planning of building services as well as specialist engineering services. Key services include sanitary systems, heating/ventilation/air conditioning/cooling, special systems (e.g. special gases, high‑purity water, compressed air, wastewater pre‑treatment), fire protection and extinguishing systems, technical coordination and BIM 3D CAD.

tib Technik im Bau AG 

Lucerne · Since 2003

tib Technik im Bau AG is an engineering office for building services providing overall planning and management of building services systems and specialist engineering for sanitary, heating, ventilation, air conditioning, refrigeration, special installations and fire protection. Services include project design, tendering and realization according to SIA 108, design of sprinkler and extinguishing systems, special gas and utility supply systems, technical coordination, BIM 3D CAD and preparation of energy and fire-safety reports.

TJK Haustechnik GmbH 

Pfäffikon Sz · Since 2015

The core activity of TJK Haustechnik GmbH encompasses the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing, ventilation and air conditioning.

Torisa SA 

Riazzino · Since 1967

Torisa SA provides design, installation and maintenance of civil and industrial building systems, including sanitary, heating, ventilation and air‑conditioning installations. Services also cover industrial stainless‑steel systems, water treatment, renewable‑energy solutions (solar, geothermal, biomass, heat pumps) and technical service/maintenance.

Tschenett AG 

Müstair · Since 1971

The company provides services in the areas of plumbing, heating and sheet metal work. It is a family-run business that has been active since 1956 and specializes in the installation and maintenance of systems in these areas.

U. Aerne 

Kleinandelfingen · Since 1987

The core activity of U. Aerne, Sanitär Heizung, encompasses the planning, installation, maintenance, and repair of sanitary facilities, heating systems, industrial pipes, and solar systems. This includes, in particular: Sanitary installations in new buildings and renovations; Heating systems, including boiler replacements and system changes from oil heating to heat pumps; Bathroom renovations; Repair services for sanitary facilities and heating systems; Boiler descaling and pipe cleaning; Core drilling in concrete and flushing of piping systems; Installation and maintenance of solar systems and heat pumps; Energy consulting and optimization, including the use of thermal imaging cameras for leak detection and energy loss analysis.

UNIQUE Haustechnik GmbH 

Langendorf · Since 2022

The core activity of UNIQUE Haustechnik GmbH is the planning, consulting, installation and renovation of heating and sanitary systems, as well as the execution of bathroom and kitchen renovations, and new constructions for single-family homes, multi-family homes, commercial and industrial facilities.

Varitech Gebäudetechnik AG 

Schlieren · Since 2020

The core activity of Varitech Gebäudetechnik AG is the planning, implementation and maintenance of building technology systems, particularly in the fields of heating, cooling, ventilation, air conditioning and sanitary technology.

Vier Plus Haustechnik GmbH 

Rafz · Since 2023

The core activity of Vier Plus Haustechnik is the planning, installation and maintenance of heating and sanitary technology solutions for private and commercial customers. This includes in particular the areas of heating systems, heat pumps, underfloor heating, sanitary technology, bathroom renovations and drain cleaning.

Vinzens Energietechnik GmbH 

Jenins · Since 2024

The core activity of Vinzens Energietechnik GmbH is planning and consulting in the field of building technology, particularly in the areas of heating, cooling, climate and sanitary technology, as well as the preparation of construction and funding applications. The company offers tailored solutions for individual needs and focuses on environmentally friendly and sustainable energy solutions.

Wälchli Lüftung / Klima AG 

Schlieren · Since 2008

Wälchli Lüftung / Klima AG designs, installs and services ventilation, air conditioning and refrigeration systems and provides engineering, project management and expert assessments. The company supplies systems for industry, commercial and hospitality sectors, public buildings and residential properties, and offers maintenance and monitoring/security solutions.

WAL Sanitär 

Oetwil An Der Limmat · Since 2021

The company WAL Sanitär offers services in the field of sanitary, bathroom and kitchen renovation. This includes installations, service, repairs and renovations of bathrooms and kitchens, as well as the planning and implementation of individual solutions for customers. The company also offers a comprehensive guarantee on its work and an excellent customer service.

Walter Stegmann 

Heimberg · Since 1987

Walter Stegmann is a plumbing and heating firm that provides planning, installation and maintenance of sanitary installations and heating systems. Services include new-build and renovation work, bathroom and kitchen fittings, boiler descaling, house water connections, heating refurbishments, heat pump, solar and pellet systems, and repairs/service.

Wassertech GmbH 

Glattpark (Opfikon) · Since 2019

The core activity of Wasser-Tech GmbH is the provision of services in the areas of sanitary, heating and ventilation engineering as well as climate technology. This includes the planning, design and implementation of projects in these areas, including compliance with official regulations and requirements.

Wastec Haustechnik Ivelj 

Bad Ragaz · Since 2023

Wastec Haustechnik Ivelj is a building services company offering installation work in sanitary systems, heating, ventilation and heat pump systems. Services include piping installations for drinking, rain and wastewater, heating systems using ground-source, gas or district heating, and installation and maintenance of ventilation and air-conditioning systems.

Weinmann Energies S.A. 

Neuchâtel · Since 2013

Weinmann Energies S.A. is an independent engineering consultancy focused on building services, energy and sustainability. It provides planning, design and optimization of technical installations (heating, ventilation, air conditioning, sanitary, control/MCR), energy and sustainability studies, building‑physics expertise and digitalization/BIM services.

Weinmann Energies S.A. 

Vernier · Since 2010

Weinmann Energies S.A. is an independent engineering consultancy specializing in building services, energy and sustainability. The firm provides planning, renovation and optimisation of technical installations (heating, ventilation, sanitary systems and building automation) and offers energy studies, building‑physics expertise and digitalisation/BIM services.

Weinmann Energies S.A. 

Echallens · Since 1990

Weinmann Energies S.A. is an independent engineering consultancy specializing in building services, energy and sustainability. It provides planning, design and optimization of technical installations (heating, ventilation, sanitary systems and controls) and offers energy and sustainability studies, building-physics expertise, energy optimization and digitalization/BIM services.

Wieser Roland Sanitär & Wasseraufbereitung 

Güttingen · Since 1997

The core activity of Wieser Sanitär, Heizung und Wasseraufbereitung is the planning, consulting, execution, repair and maintenance of sanitary facilities, heating systems and water treatment plants, including drinking water filtration.