6'598 companies found
Engeli & Partner
Horn · Since 1991
Engeli & Partner provides building services including water treatment as well as plumbing and heating services. The company advises clients, installs systems such as heat pumps and water softeners, and carries out boiler descaling and maintenance work.
Eng Haustechnik AG
Erlinsbach · Since 2008
The core activity of Peter Eng is the maintenance, repair and installation of heating systems, plumbing and building technology systems, including the renovation, renovation or new construction of bathrooms, showers, toilets and complete heating systems.
Engli GmbH
Emmenbrücke · Since 2015
The core activity of Engli GmbH is the provision of services and solutions in the field of sanitary and building technology, including sanitary work, heating, ventilation, domestic engineering and building technology.
Engler Sanitär AG
Oberbüren · Since 2005
The core activity of Engler Sanitär AG is the provision of services in the field of sanitary technology, particularly in the following three areas: 1. Sanitary installations: planning, assembly and installation of sanitary facilities in bathrooms, showers, toilets and kitchens, including the installation of boilers and water softening systems. 2. Repairs: carrying out repairs and maintenance work on sanitary facilities, including the rectification of water damage, defective toilet flushes, dripping faucets and calcified boilers. 3. Pipeline construction: planning, assembly and installation of pipelines, including industrial pipelines, new connections, network renewals, pipeline breaks, house connections and reservoir work.
Ensatech AG
Rümlang · Since 1988
The core activity of Ensatech AG is the planning and consulting of building technology systems, particularly in the areas of heating, sanitation and ventilation. The company offers services such as planning of main pipes, detailed heating planning and energy consulting to find sustainable and efficient solutions for customers.
Entech Energie- und Haustechnik GmbH
Reinach Bl · Since 2021
The core activity of Entech Energie- und Haustechnik GmbH is the planning, installation and maintenance of energy and building technology systems.
EnviroChemie AG
Eschenbach Sg · Since 1979
EnviroChemie AG provides sustainable system solutions for industrial water treatment and the treatment of process water, circulation, cooling and boiler water, and wastewater. The company offers engineering and plant construction, water chemicals, maintenance and spare parts, operational plant management and digital services such as the WaterExpert platform.
E+P Engineering GmbH
Münchenstein · Since 2019
The core activity of E+P Gebäudetechnikplanung GmbH is the planning and implementation of building technology systems, particularly in the areas of sanitary, heating and ventilation technology. The company offers individual and innovative services to building owners, architects and planning partners, covering the needs of residential, commercial, office and industrial buildings.
Eric Reymond S.A.
Gollion · Since 1977
Eric Reymond S.A. designs and installs heating and sanitary systems for residential and small-to-medium commercial buildings, handling planning and execution of small and medium-sized projects. Services include water treatment and rainwater recovery solutions, maintenance contracts, and an on-call repair and after-sales service.
Erzer AG
Witterswil · Since 1993
The core business of Erzer AG encompasses the areas of sanitary, sheet metal work, heating and flat roofing, including general planning for construction and renovation projects.
BST Basel Swiss Trading AG
Basel · Since 2024
The core activity of ESB Ventiltechnik AG is the marketing and distribution of control components, in particular valves, for building technology and construction. The company also offers consulting and planning services to support customers in selecting and implementing suitable solutions.
ESH GmbH
Witterswil · Since 2020
The core activity of ESH GmbH encompasses the areas of geothermal technology, sanitary and heating. Specifically, the company offers services such as installation, renovation and conversion of sanitary facilities, complete assembly of heating systems, maintenance and repair work, as well as geothermal technology.
EST-Service GmbH
Bettwil · Since 2007
EST-Service GmbH provides consultancy, sales and installation of water treatment systems and related products. The company supplies Grander water revitalization devices, JRG scale-protection solutions and Mollis softening/descaling systems for residential properties, swimming pools and commercial customers.
EST-Service, Erich Steiner
Bettwil · Since 1997
EST-Service, Erich Steiner provides consultation, sales and installation of water treatment systems and related products, including Grander water revitalization, JRG scale protection and Mollis descaling. Services are offered for single-family and multi-family homes, pools and commercial installations.
Etablissement Harba SA
Perly · Since 1984
The core activity of Harba SA is the maintenance and upkeep of water and heating systems, particularly in descaling (détartrage), declogging (désembouage) and treatment of water pipes, heating circuits and cooling towers. The company also offers services such as maintenance of water softening systems, treatment of heating water and inspection of pipelines.
ETA SERVICE 2012 SAGL
Mezzovico · Since 2012
Ethermo Sagl
Since 2018
The core activity of Ethermo is the provision of services in the field of heating and sanitary technology, particularly in the installation, maintenance and repair of heating systems, sanitary facilities and pools. Specific activities include: renovations and refurbishments, 24-hour repair services, installation and maintenance of heat pumps, and installation and maintenance of pools. The company thus offers a comprehensive range of services in the field of heating and sanitary technology and positions itself as a reliable partner for customers seeking a professional and efficient solution to their needs.
Eugen Winter AG
Zuzwil Sg · Since 1984
The core activity of E. Winter AG is the planning, consulting and implementation of heating and energy projects, particularly in the field of renewable energies such as heat pumps, solar energy and wood heating systems, as well as the renovation and conversion of buildings, including the installation of ventilation systems for apartments.
Eurocomponents (Suisse) SA
Chiasso · Since 2012
Eurocomponents (Suisse) SA manufactures and supplies prefabricated bathroom modules and related modular products for sectors such as hotels, healthcare facilities, residential complexes and correctional institutions. The company provides design and project services, turnkey delivery of fully fitted modules ready for installation, and also produces prefabricated kitchen and combined units.
EWS Wüst AG
Meisterschwanden · Since 2022
EWS Wüst AG supplies physical limescale protection and water treatment systems that prevent limescale deposits without using salt or chemical additives. The product range includes the Geysir series for direct in-water application, the Vulcan series for pipe-mounted installation, and test and B2B solutions.
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Source: Federal Statistical Office, UID register