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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryEnergy & Environment

Energy & Environment

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IndustryEnergy & Environment
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Matching companies

9'016 companies found

Energie Belp AG Logo

Energie Belp AG 

Belp · Since 2003

The core activity of Energie Belp AG is the supply of electricity, water, district heating and communication services such as internet and telephony from a single source.

Energy Suppliers
View profile3.1(15)
Energiewendegenossenschaft Region Winterthur Logo

Energiewendegenossenschaft Region Winterthur 

Seuzach · Since 2017

The company ERW (Energiegenossenschaft Winterthur) is a non-profit cooperative that specializes in planning, consulting and supporting self-construction projects for photovoltaic systems (solar systems). The core activity of the company is to offer its members the opportunity to build and operate their own solar systems by providing expert advice, energy calculation, visualization, financing and installation support. The members are also the builders and can contribute to the realization of their systems through their own labor.

Solar & Photovoltaics
View profile4.9(15)
Energie Wettingen AG Logo

Energie Wettingen AG 

Wettingen · Since 2016

The company's core activity is the supply of households and businesses with electricity and drinking water, as well as the provision of energy-efficient and comfortable energy services, including photovoltaics, solar thermal energy, charging infrastructure and electrical specialist stores.

Energy SuppliersSolar & Photovoltaics
View profile3.5(15)
E. Zünd Haustechnik AG Logo

E. Zünd Haustechnik AG 

Safenwil · Since 2013

The core activity of Zünd Haustechnik is the provision of services and offers in the field of building technology, particularly in the areas of sanitary technology and heating technology. This includes the planning, installation, renovation and maintenance of sanitary facilities and heating systems, as well as emergency services and the repair of systems.

Solar & Photovoltaics
View profile4.6(15)
Flims Electric AG Logo

Flims Electric AG 

Flims Dorf · Since 2002

Flims Electric AG is an integrated utility that produces energy and provides services in power supply, district heating and broadband telecommunications. The company operates renewable generation plants, manages electricity and fibre networks, and offers services including e‑mobility, metering and control systems.

Energy Suppliers
View profile4.8(15)
Flims Trin Energie AG Logo

Flims Trin Energie AG 

Flims Dorf · Since 2012

The core activity of Flims Electric AG includes the generation of electricity and heat from renewable energy sources, as well as the provision of services in the areas of energy supply, electricity, fibre optic and heat networks, e-mobility, control systems, measurement technology and broadband communication.

Energy Suppliers
View profile4.8(15)
Future Solar Energie AG Logo

Future Solar Energie AG 

Oberwil B. Zug · Since 2023

Future Solar Energie AG plans, supplies and installs photovoltaic systems (in-roof, on-roof and flat-roof) and provides related products and services such as battery storage, EV chargers, monitoring and maintenance.

Solar & Photovoltaics
View profile5(15)
Gebr. Scheurer GmbH Logo

Gebr. Scheurer GmbH 

Lengnau Be · Since 1998

Gebr. Scheurer GmbH provides sanitary and heating installation services. The company carries out new construction, renovations, maintenance and repairs, including boiler descaling and water-softening systems. It installs oil, gas, pellet and wood heating systems, heat pumps, and thermal solar and photovoltaic systems.

Solar & Photovoltaics
View profile4.2(15)
Gebr. Willi Elektro AG Logo

Gebr. Willi Elektro AG 

Märwil · Since 1987

Gebr. Willi Elektro AG provides electrical installation services and photovoltaic systems. The company delivers planning and execution for residential, commercial and industrial electrical installations, including lighting, KNX/home automation, fire alarm and multimedia/telecom systems, as well as turnkey photovoltaic and battery-storage solutions, e-mobility services and a 24-hour emergency service.

Solar & Photovoltaics
View profile4.9(15)
Genossenschaft Elektra Sissach Logo

Genossenschaft Elektra Sissach 

Sissach · Since 1923

The core activity of Elektra Sissach includes the provision of electricity, telecommunications services, and internet via a fiber-optic network in the Sissach region. Specifically, the company offers the following services: electricity products and grid, solar energy, electromobility, telecommunications (including fiber-optic network), internet services, and TV services. As a result, the company is a regional energy and telecommunications provider offering a wide range of services to private and business customers in the Sissach region.

Solar & Photovoltaics
View profile3.9(15)
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.