9'016 companies found
Urs Spirig Heizung und Sanitär AG
Diepoldsau · Since 2003
The core activity of URS SPIRIG Heizung und Sanitär AG is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, plumbing, solar and ventilation.
Valebin S.A.
Bofflens · Since 1993
The core activity of Valebin SA is the operation of a controlled landfill (Type B controlled landfill) for the disposal of inert materials, such as construction waste, excavation soil and other non-hazardous waste. The company offers solutions for the storage and disposal of these materials and specializes in the rehabilitation of areas after the landfill process, by converting the surfaces back into agricultural land or forests.
Velte Solartechnik GmbH
Appenzell · Since 2014
The core activity of Velte Solartechnik GmbH is the planning, installation and maintenance of solar systems, as well as supplementary services such as cleaning, crane work and aerial lifts.
Verein Soil to Soul
Zurich · Since 2022
KUORI develops and manufactures shoes made from natural, biodegradable materials with the goal of revolutionizing the footwear industry and promoting a circular economy.
Vignarajah Energieberatung GmbH
Bad Ragaz · Since 2023
Vignarajah Energieberatung GmbH provides energy consulting for residential and commercial buildings and prepares GEAK, GEAK Plus assessments and energy reports (SIA 380/1). Services include developing modernization concepts and advising on building envelope improvements, the selection of efficient heating systems such as heat pumps, and the integration of photovoltaic systems.
Viridén + Partner AG
Zurich · Since 2004
The core activity of Viridén+Partner AG is the planning and consulting of energy-efficient renovations and conversions of buildings, particularly in the area of plus-energy and zero-energy houses, multi-family homes, office and commercial buildings. The company also offers expert opinions, courses, lectures and publications on these topics.
Virtual Global Trading AG
Aarau · Since 2018
Virtual Global Trading AG provides a white‑label platform and software solutions for energy management and flexibility marketing. It offers a Customer Platform to centralise energy data, control energy flows and manage customer processes, and flexibility‑management tools for balancing, BESS marketing, peak shaving and ancillary services. The company also supports integrations (e.g. SAP, M365) and market access services.
Wassergenossenschaft Ibach
Ibach · Since 1914
The core activity of Wassergenossenschaft Ibach is the supply of drinking water.
Weingart AG
Kollbrunn · Since 1965
The core activity of Weingart AG primarily encompasses the planning, consulting and execution of sanitary installations, heating systems and metal construction projects.
Weisstanner AG, Elektroanlagen
Celerina/Schlarigna · Since 1985
The core activity of Weisstanner AG is the provision of services in the field of electrical installations, including planning, implementation and maintenance of electrical systems, as well as the sale and installation of electrical appliances and lighting. This also includes specialized services such as lightning protection, photovoltaic systems, telematics, smart home solutions and e-mobility solutions.
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.
Weta GmbH
Port · Since 2019
Weta GmbH provides building energy consulting, including GEAK, GEAK Plus and GEAK Neubau assessments, and offers support for photovoltaics, electromobility, PEIK analyses and investigating available funding.
Wey Spenglerei AG
Buchs Lu · Since 1984
The core activity of Wey Spenglerei AG is the provision of services in the field of building technology, particularly in the areas of sheet metal work, solar, sanitary, heating and roofing. The company offers complete solutions for building technology in renovations and new constructions, emphasizing quality, expertise and personal service.
Windenergie Schweiz AG
Aarau · Since 2019
The core activity of Windenergie Schweiz AG is the development, construction and operation of community wind farms, where the local population and companies are involved in electricity production and distribution. The company focuses on the construction of wind turbines and the promotion of renewable energy, providing electricity from wind energy to the local population and companies at preferred conditions.
WV Tenger KLG
Schleitheim · Since 2013
Zahner & Artho Elektro GmbH
Schübelbach · Since 2019
Zahner & Artho Elektro GmbH is an electrical installation and service company offering a wide range of services, including: strong and weak current installations, network and WLAN installations, telephony and intercom systems, video surveillance systems and building automation (Smart Home), lighting and photovoltaics, e-mobility and electrical work in agriculture, troubleshooting, storm damage repair and emergency assistance, replacement of existing distribution boards, and consulting and planning in all areas. The company's core activity lies in the installation, maintenance and repair of electrical systems, as well as providing electrical services to private and business customers.
ZIMMERLI Haustechnik GmbH
Muhen · Since 2010
The core activity of Zimmerli Haustechnik GmbH is the planning, installation and maintenance of heating and plumbing systems, including the use of renewable energy sources such as solar thermal systems and heat pumps. In addition, the company offers service and repair services for existing systems as well as cleaning and maintenance work.
Zingg Haustechnik Nachfolger Uwe Ruprecht
Biberen · Since 2003
The core activity of Zingg Haustechnik is the planning, installation, renovation, repair and maintenance of sanitary and heating systems for buildings.
Züger Energie GmbH
Rieden Sg · Since 2010
Züger Energie GmbH provides energy consulting and services for renewable heating, photovoltaic systems and battery storage. Services include advisory and planning, tender review and execution, GEAK energy labelling, energy proofs according to SIA 380/1, modernization concepts, self-consumption optimization and assistance with subsidy applications and administration.
zumstein elektro GmbH
Leissigen · Since 1998
The core activity of the company "Zumstein Elektro" is the provision of electrical installations and services in the field of electrical engineering, including: electrical installations, household appliances, TV and network systems, telephone systems, and solar systems. The company offers these services to private customers and companies in the regions of Leissigen, Habkern, Beatenberg, and Ringgenberg.
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Source: Federal Statistical Office, UID register