Water Supply

waterlife swiss GmbH 

Rudolfstetten · Since 2013

The company's core activity is the development, manufacture and distribution of water treatment systems, as well as the provision of services such as technical support, regular maintenance and spare parts supply for these systems. The company offers its products and services to private households, companies and factories, with a focus on improving water quality and long-term customer satisfaction.

ewl Wasser AG 

Lucerne · Since 2000

ewl Wasser AG supplies drinking water to households and resellers and operates water treatment facilities, waterworks and the distribution network. The company performs water quality monitoring and provides water connections and related water services.

StWZ Wasser AG 

Zofingen · Since 2001

StWZ Wasser AG supplies drinking water and provides associated services, including information on water quality and origin, tariffs and installation inspections. The offering also includes groundwater level monitoring, guidance on water saving and customer service/contact channels.

Wasserversorgungsgenossenschaft Wald ZH 

Wald Zh

The core activity of the company is the management and organization of the municipality of Wald ZH, including the provision of services such as waste collection, cultural offerings, education and security, as well as the promotion of local economic life and the maintenance of municipal infrastructure.

SWL Wasser AG 

Lenzburg · Since 2002

SWL Wasser AG supplies drinking water and operates water infrastructure. The company obtains water from groundwater and springs, runs pump stations, reservoirs and distribution pipelines, and is responsible for water quality monitoring (spring water is treated with UV light).

MB Service Haustechnik AG 

Brüttisellen · Since 2015

The core activity of MB Service Haustechnik AG is the provision of sanitary technical services, including: bathroom renovations, repair and maintenance work on sanitary facilities, sanitary installations, water treatment systems, and digital bathroom solutions. The company also offers consulting and planning for sanitary technical projects and implements them.

Ovivo Switzerland AG 

Witterswil · Since 1971

The core activity of Ovivo is the development and provision of technological solutions and systems for water treatment and purification, particularly for municipal utilities and industrial companies. The company offers products and services in the areas of electronics, metal production and processing, analytics, metal wastewater, ultrapure water and chemicals consumption materials.

Hardwasser AG 

Pratteln · Since 1956

The company's core activity is the extraction, treatment and distribution of drinking water. The company operates a water treatment plant that extracts raw water from the Rhine and groundwater sources, treats it and supplies it to the population as drinking water. The treatment process includes various steps such as pre-treatment, rapid filtration, activated carbon filtration and UV disinfection. The company places great emphasis on water quality and carries out regular checks and laboratory tests to ensure the safety and quality of the drinking water.

SINEF SA 

Givisiez · Since 2023

SINEF SA provides services in the energy, water, infrastructure and industry sectors. Its activities include design, construction, operation and maintenance of networks, industrial piping and technical welding, and services for renewable energy, gas (including biogas) and water-cycle management.

Yapi Electromécanique SA 

Nyon · Since 2003

The core activity of YAPI Electromécanique SA consists of designing, delivering and maintaining plants for water treatment and disposal, in particular: designing, delivering and maintaining pumping stations for water supply; designing, delivering and maintaining wastewater treatment plants; and selling and maintaining cleaning machines for various applications. The company also provides consulting and service activities to its customers and maintains close collaboration with its suppliers and partners.

Adelwasser AG 

Adelboden · Since 2007

Adelwasser AG is an energy and utilities provider supplying electricity and water and offering district heating. The company also provides telecommunications and IT services, solar energy solutions, e-mobility charging and electrical installation and maintenance services for private and commercial customers.

Riwatec AG 

Langnau B. Reiden · Since 1999

The core activity of Riwatec AG is the provision of services and products for water supply, particularly in the areas of: * Loss analysis and leak detection in drinking water networks * Repair and maintenance of drinking water pipes and plants * Monitoring and measurement of pressure and flow in drinking water networks * Inspection and testing of drinking water pipes and plants. The company also offers products such as leak detection devices, pressure loggers, camera inspection systems and other specialized equipment for water supply.

ROMAG aquacare AG 

Düdingen · Since 2001

The company is a leading international player in the development and manufacture of systems for the drinking water and wastewater industry. The core activities include the development and manufacture of products and solutions for the areas of drinking water, stormwater management, object flood protection, micro-pollution, manhole covers and floor doors as well as Techno-SABA.

TB Gränichen Wasser AG 

Gränichen · Since 2011

TB Gränichen Wasser AG supplies drinking and utility water, sourcing from springs and groundwater and operating reservoirs and pump stations. Its responsibilities include monitoring water quality, maintaining and repairing infrastructure, creating new connections, ensuring firefighting water reserves, customer administration and emergency response.

Vaud Détartrage Sàrl 

Montpreveyres · Since 2009

The core activity of the company "Vaud Détartrage" consists of performing maintenance and repair work on sanitary facilities, particularly in the field of détartrage (descaling) of water pipes, heating systems and hot water tanks. This also includes the installation and maintenance of water softening systems, the removal of lime deposits in pipes and fittings, as well as the execution of emergency repairs.

Indufer AG 

Schlieren · Since 1972

The core activity of Indufer AG is to provide innovative solutions for water supply, wastewater disposal and energy supply, particularly in the field of supply technology. This includes, among other things, ensuring a reliable and secure water supply, providing solutions for wastewater systems and efficient cooling solutions, as well as the secure and high-performance supply of gas, H2, oil and fuel.

Kreutzinger & Stahel AG 

Mönchaltorf · Since 1987

The core activity of Kreutzinger & Stahel AG is water technology and decalcification, particularly in water treatment and cleaning of water-carrying systems. This includes services such as: decalcification of boilers, pipes and plate heat exchangers, dosing systems and water softening systems, corrosion protection and sacrificial anode systems, water analysis and flushing, and maintenance and servicing of systems. The company also offers products such as Judo products and cooling and heating water systems.

twa.ch AG 

Reigoldswil · Since 2010

The core activity of twa.ch AG is water treatment and purification.

Werner Troxler AG 

Schlierbach · Since 2009

The core activity of Werner Troxler AG is the planning, installation and maintenance of sanitary facilities, including water supply, water softening systems and other sanitary installations, for both new constructions and renovations in industry, production, agriculture and other sectors.

Entreprise du Gaz S.A. Porrentruy, succursale de Delémont 

Delémont · Since 2016

Entreprise du Gaz S.A. Porrentruy, succursale de Delémont is a branch of Entreprise du Gaz SA that provides heating systems, sanitary installations and water distribution services. The branch also offers after-sales service, maintenance and a retail shop.

Entreprise du Gaz S.A. Porrentruy, succursale de Moutier 

Moutier · Since 2021

Entreprise du Gaz S.A. Porrentruy, succursale de Moutier provides services in heating, sanitary installations, potable water distribution and after-sales service. The company carries out planning, installation, repair and maintenance of heating and sanitary systems and operates an on‑call emergency service.

Wasserversorgungsgenossenschaft Neuenkirch 

Neuenkirch · Since 1929

The core activity of Wasserversorgung Neuenkirch is to provide drinking water and fire water to the inhabitants of Neuenkirch and Sempach Station, including the maintenance and upkeep of the pipe and pipeline network, as well as advising and supporting customers with questions and problems related to water supply.

Aqua Dällikon AG 

Dällikon · Since 2001

Aqua Dällikon AG provides customized water treatment solutions, designing, manufacturing and servicing systems for drinking, laboratory, industrial and rain/street water. The company produces in-house systems and supplies technologies such as water softeners, filtration, reverse osmosis, UV disinfection, dosing equipment, neutralisation and decay/storage installations, supporting projects from planning through execution.

Aquaring Service AG 

Dällikon · Since 2000

Aquaring Service AG provides customised water treatment and wastewater recycling services, including planning, in‑house fabrication and commissioning of treatment systems. Offerings include water softening, filtration, reverse osmosis, UV disinfection, neutralisation and decay systems, as well as pipe flushing and maintenance.

carewater GmbH 

Buchs Ag · Since 2019

The core activity of carewater GmbH is to advise and support public and private water suppliers, institutions such as hotels, swimming pools and nursing homes on all matters related to drinking water, including compliance with legal and technical requirements.

Dorfgenossenschaft Menzingen 

Menzingen

Eau de Fribourg - Freiburger Wasser SA 

Givisiez · Since 2023

The core activity of Eau de Fribourg SA is the extraction, treatment, distribution and supply of drinking water to the population, particularly in the Fribourg region of Switzerland. The company also provides services such as connection to the water network, maintenance and repair of water pipes, as well as consulting and information on water-related topics.

Heinz Burkhalter SA 

Worblaufen · Since 1980

Heinz Burkhalter SA supplies water treatment systems and related services, including water softeners, reverse osmosis, ultrafiltration, pure-water systems, storage tanks, UV units and chemical dosing products. The company provides engineering, plant construction, control systems, qualification, calibration, water analysis and after-sales/regeneration services for sectors such as residential, hospitality, building services, industry, food, hospitals/labs/pharmacies and pharmaceuticals.

Wassergenossenschaft Ibach 

Ibach · Since 1914

The core activity of Wassergenossenschaft Ibach is the supply of drinking water.

Werke Wangen-Brüttisellen 

Brüttisellen · Since 2010

Werke Wangen-Brüttisellen is a municipal utility that supplies electricity, drinking water and fiber-to-the-home communication infrastructure. It operates and maintains the local networks (including grid connections, public lighting and solar feed‑in) and provides customer services such as meter reading, fault reporting and an online customer portal.

EVS AG 

Mels · Since 1992

The core activity of EVS AG is the construction, operation and maintenance of water and gas pipelines, including industrial pipeline construction and house connections. The company also offers services in the field of gas energy, such as gas sales, installation of heating systems and replacement of heating systems.

Société de distribution des Eaux de Champéry SA 

Champéry · Since 2014

The core activity of SDEC SA is the distribution of drinking water, encompassing the entire value chain, from monitoring and maintenance of the water network to the collection and billing of water consumption. The company is responsible for ensuring a reliable and high-quality water supply in the municipality of Champéry.

Société des sources de Champéry SA 

Champéry · Since 1900

Société des sources de Champéry SA manages the distribution of drinking water, covering source intake, ultrafiltration treatment, storage in reservoirs and operation of the supply network, including leak detection and billing.

Wasserverbund Seeland AG 

Biel/Bienne · Since 1967

The core activity of Wasserverbund Seeland AG is the production and wholesale distribution of drinking water to partner companies, which then forward it to the population and businesses in the Bernese Seeland region.

Wasserversorgungs-Genossenschaft Affoltern am Albis 

Affoltern Am Albis

The company's core activity is water supply, including the extraction, treatment, storage and distribution of drinking water to the population. This also includes the maintenance and operation of facilities such as pumping stations, reservoirs and spring catchments, as well as monitoring water quality.

Wasserversorgungsgenossenschaft Rüegsau und Umgebung 

Rüegsauschachen · Since 1901

Wasserversorgungs-Genossenschaft Sins und Umgebung 

Sins

Wasserversorgungs-Genossenschaft Sins und Umgebung operates the public drinking and utility water supply and provides fire-fighting water to its customers. Its activities include operation and maintenance of reservoirs, water quality monitoring, meter reading and an emergency on-call service.

Aqua-Solar AG 

Büsserach · Since 1975

Aqua Solar AG is a wholesale company specializing in supplying swimming pool retailers in Switzerland. The company's core activity is the distribution of products related to swimming pools, including roller shutter covers, swimming pool and filter technology, as well as other accessories. The company offers its customers a comprehensive product range, professional advice, prompt delivery, and a very extensive warehouse availability.

TBS Wasser AG 

Suhr · Since 2011

Services industriels de la Ville de Fribourg 

Fribourg · Since 2016

Wasserversorgungsgenossenschaft Rothwald - Ried-Brig 

Rothwald · Since 1946

Entreprise du Gaz S.A. Porrentruy 

Porrentruy · Since 1904

Entreprise du Gaz S.A. Porrentruy is a company providing heating, sanitary and water services, offering design, installation, maintenance and technical after-sales support for heating and plumbing systems and the operation of municipal water distribution.

Wasserversorgung Littau-Berg Genossenschaft 

Lucerne · Since 1922

Wasserversorgungsgenossenschaft Wünnewil und Umgebung 

Wünnewil · Since 1921

Wasserversorgungsgenossenschaft Wünnewil und Umgebung manages the local drinking water supply and arranges well‑master services and emergency standby. The municipal website lists contacts for Elswil, Flamatt and Wünnewil, notes that well‑master tasks are carried out by SINEF, and indicates that most wastewater is treated at the regional ARA Sensetal.

Abwassergenossenschaft Enetmoos 

Albligen · Since 1982

The company's core activity is the management and administration of a municipality or commune, including the provision of services such as education, waste management, water supply, postal agency and other municipal tasks.

ADS Active Distribution & Services AG 

Volketswil · Since 1999

The company is primarily engaged in the development, manufacture and marketing of systems and solutions for water treatment and disposal, particularly for drinking water. The core activities include: Ultrafiltration and central solutions for drinking water purification; Ecological water softening without chemical additives; Development and distribution of systems for preventing Legionella and other micro-contaminations in drinking water; Plants for the treatment of drinking water for various applications such as private households, commerce, industry, hospitals and hotels; Service activities such as specialized planning, installation, maintenance and repair of water treatment plants.

Anacquaria SA 

Tenero · Since 1983

The core activity of Anacquaria SA is the treatment and processing of water, particularly through the development and implementation of customized systems for drinking water treatment. In addition, the company offers a wide range of products and services in the fields of air (measuring instruments, flue gas cleaning systems) and environment (analyses and consulting).

Aquagestion Sàrl 

Châbles Fr · Since 2006

The core activity of Aquagestion Sàrl is to provide services in the field of water management, including: control and maintenance of drinking water infrastructure, detection and repair of water losses, consulting, sales and maintenance of pools and spas, consulting and sales of water treatment plants (water softeners), and online sales of maintenance products for pools and spas. The company thus offers a comprehensive range of services in the field of water management, from control and maintenance of drinking water infrastructure to consulting and sales of products for pools and spas.

AQUALITY AG 

Kaltbrunn · Since 2016

The core activity of AQUALITY AG is to provide services and products for water supply, particularly in the areas of: * Management of water supply systems (AQUAsupport) * Cleaning and disinfection of reservoir chambers and pipes as well as room disinfection (AQUAclean) * Inspection, well rehabilitation and renovation (AQUAplus) * Flow and pressure measurements (AQUApress) The company thus offers comprehensive solutions for the maintenance, servicing and optimization of water supply systems.

aqua Partner AG 

Kölliken · Since 2024

The core activity of aquaPartner AG is the planning, construction, maintenance and operation of water supply systems, including the assumption of responsibility and quality management for drinking water quality, plant safety and availability. This also includes specific services such as standby services, sanitary services, well construction services and pipeline construction.