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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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9'016 companies found

Elettro DiGiVi Sagl Logo

Elettro DiGiVi Sagl 

Camorino · Since 2023

Elettro DiGiVi Sagl specializes in electrical installations and carries out work on power (high-voltage) and low-voltage systems for residential, commercial and public sectors. The company emphasizes quality and safety and provides customized solutions to meet client needs.

Electrical Planning & InstallationSolar & Photovoltaics
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Elettro Solar Sagl Logo

Elettro Solar Sagl 

Canobbio · Since 2023

The core activity of ElettroSolar Sagl is the planning, installation and marketing of renewable energy systems, in particular photovoltaic systems and heat pumps (termopompe), with a focus on sustainable energy supply in the canton of Ticino, Switzerland.

Solar & Photovoltaics
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Elias Bamert e.U. Logo

Elias Bamert e.U. 

Oberuzwil · Since 2025

The core activity of Elias Bamert's company is providing services in the field of biodiversity and ecology, particularly in the form of lectures, excursions, courses and consulting services for various target groups such as schools, companies and private individuals.

Sustainability Sector
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Eligreen SA Logo

Eligreen SA 

Bevaix · Since 2022

The company is primarily active in the energy and water supply sector, particularly in the areas of: electricity distribution and supply, water distribution and supply, energy generation from renewable sources (e.g. solar systems, hydroelectric power), energy efficiency and storage, maintenance and repair of energy and water supply systems. Additionally, the company also offers services in the field of safety and certification of energy systems.

Solar & Photovoltaics
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ELiProCoM GmbH, Grasbrunn (DE), Zweigniederlassung Meilen Logo

ELiProCoM GmbH, Grasbrunn (DE), Zweigniederlassung Meilen 

Meilen · Since 2012

The core activity of ELIPROCOM is the refurbishment, remarketing and reuse of IT hardware at the end of its life cycle, with a focus on data security and environmental protection. This includes pan-European return logistics and customized solutions for the reuse of devices, from smartphones to entire data centers.

Waste Management Industry
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Elise Kaiser, Conseils en environnement Logo

Elise Kaiser, Conseils en environnement 

La Tour-De-Peilz · Since 2018

The core activity of the company "Elise Kaiser, Conseils en environnement" is to advise and support projects in the field of environment and energy, particularly in the following specific areas: * Coordination of procedures and projects in the environmental and energy sector * Preparation of environmental impact assessments and reports * Support in the planning and implementation of projects in the field of renewable energies (especially wind energy) * Consulting in spatial planning and development * Support in complying with environmental regulations and guidelines at cantonal and federal level.

Sustainability Sector
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ElitEnergy Sàrl Logo

ElitEnergy Sàrl 

Renens Vd · Since 2023

ElitEnergy Sàrl provides energy renovation services and designs and installs photovoltaic systems. Its offerings include heat pumps (air/air, air/water), thermodynamic water heaters, battery storage and insulation works.

Solar & Photovoltaics
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ELI Tree GmbH Logo

ELI Tree GmbH 

Fisibach · Since 2021

The core activity of ELI Tree GmbH is the development, manufacture and marketing of sustainable board games, in particular the game 'ELI Tree', which is made from environmentally friendly materials such as FSC-certified wood and recycled cardboard. The company focuses on producing games that are not only entertaining but also make a positive contribution to environmental protection, with a tree being planted for every game sold.

Sustainability Sector
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ELMG AG Logo

ELMG AG 

Bülach · Since 2014

The core activity of ELMG AG is the planning, installation and consulting of electrical systems, including: electrical installations of all kinds, planning and consulting for electrical installations, installation of solar and PV systems, installation of charging stations, planning and installation of telecommunications systems, and the renovation and modernization of electrical systems. The company offers its services for both private and commercial properties and positions itself as a competent partner for electrical solutions in the greater Zurich area.

Electrical Planning & InstallationSolar & Photovoltaics
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Elosolar GmbH Logo

Elosolar GmbH 

Langnau Am Albis · Since 2002

The core activity of Elosolar GmbH is the planning, consulting, sales and installation of photovoltaic systems, including related products such as solar power meters, carports, island systems and storage batteries. The company also offers services such as creating comprehensive solutions for photovoltaic systems and consulting on all solar-related matters.

Solar & Photovoltaics
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elpv GmbH Logo

elpv GmbH 

Wangen An Der Aare · Since 2023

The core activity of elpv GmbH is the procurement and distribution of high-quality photovoltaic products, in particular solar modules, mounting systems and inverters, as well as planning and supporting the installation of solar systems and balcony power plants.

Solar & Photovoltaics
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Elsasser Elektro AG Logo

Elsasser Elektro AG 

Unterkulm · Since 1989

The core activity of the company "Elsasser-Elektro AG" is the provision of services in the field of electrical engineering, particularly: electrical planning, switchgear and control systems, electrical installations, solar power (solar systems), smart home solutions, fire protection, and house installation control. The company thus offers a wide range of electrical engineering services for private and business customers.

Solar & Photovoltaics
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ELVA Bau GmbH Logo

ELVA Bau GmbH 

Bern · Since 2020

The core activity of ELVABAU GmbH is the provision of skilled craft services in the construction industry, particularly in the areas of new construction, renovation, refurbishment, painting and plastering.

Solar & Photovoltaics
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E-Man AG Logo

E-Man AG 

Beckenried · Since 2018

The core activity of E-Man AG is the planning, implementation and management of photovoltaic systems with connection for self-consumption (ZEV) for multi-family houses and house groups. The company offers services such as consulting, planning, installation and management of these systems to optimize self-consumption of self-produced electrical energy and enable the sale of electrical energy within the property.

Solar & Photovoltaics
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EM Elektro GmbH Logo

EM Elektro GmbH 

Bad Zurzach · Since 2015

The core activity of EM Elektro GmbH is the planning, installation and maintenance of solar systems, including the installation of photovoltaic systems, open-space photovoltaics and the cleaning of solar systems to optimize their performance.

Electrical Planning & InstallationSolar & Photovoltaics
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Emil Huggler Logo

Emil Huggler 

Brienz Be · Since 1990

The core activity of Emil Huggler is the provision of services in the field of sanitary and heating technology, including the installation, conversion, renovation and maintenance of sanitary facilities, heating systems, solar systems and plumbing. The company also offers services in the field of bathroom and wellness design as well as lightning protection and flat roof technology.

Sheet Metal WorkSolar & Photovoltaics
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emmental trinkwasser Logo

emmental trinkwasser 

Burgdorf · Since 2015

The core activity of Emmental Trinkwasser is the safe and sustainable supply of approximately 32,000 inhabitants with drinking water, as well as the provision of fire extinguishing water for fire protection. This includes the extraction, treatment, distribution and maintenance of drinking water facilities and pipelines, including technical consulting and planning for municipalities, architects, engineers, builders and private individuals.

Water Supply
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emost AG Logo

emost AG 

Dietikon · Since 2022

The company develops and provides solutions for reliable and environmentally friendly power supply, particularly for use outside the power grid. The core activity involves creating an ecosystem that enables simple and reliable access to clean energy, as well as developing products and services that support an electrified and sustainable future.

Energy SuppliersEnergy Industry
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Empica Sàrl Logo

Empica Sàrl 

Genève 15 Aéroport · Since 2014

The core activity of Empica Design+Digital Studio is the conception and realization of digital solutions with a focus on sustainable and environmentally friendly design. This includes in particular: * The development of visual identities and digital interfaces (Design UX/UI) * Conducting audits and analyses to assess the environmental impact of digital solutions * The conception and development of web-based applications and solutions taking into account environmental aspects (Eco-Conception) * Conducting workshops and training sessions on topics such as sustainable digitalization and Eco-Conception * The development of digital solutions with minimal environmental impact (Green-IT) Empica positions itself as a specialist for sustainable digital solutions and offers its customers a comprehensive range of services to make their digital activities more environmentally friendly.

Sustainability Sector
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EM Schweiz Produktions AG Logo

EM Schweiz Produktions AG 

Arni Be · Since 2009

The core activity of EM Schweiz AG is the development, production and marketing of products and solutions based on effective microorganisms (EM) for various fields of application, including: regenerative agriculture and arable farming, garden and plant care, pond and water management, animal husbandry and health, household and room cleaning, cosmetics and skin care, as well as construction and renovation work. The company offers a wide range of products and services aimed at providing a sustainable and environmentally friendly solution to various challenges in these areas.

Sustainability Sector
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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.