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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

LUUUP GmbH Logo

LUUUP GmbH 

St. Gallen · Since 2021

The core activity of Luuup is textile waste recycling, particularly the development of solutions to close the textile loop through the reuse of mixed textile waste and the reduction of CO2 emissions in the textile industry.

Sustainability Sector
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Lux International Project Partners AG Logo

Lux International Project Partners AG 

Hergiswil Nw · Since 2016

The core activity of Lux International GmbH is the development, manufacture and marketing of products that contribute to improving the quality of life through clean air, pure water and a healthy indoor climate. This includes, among other things: air purification systems, water purification systems, sleep accessories such as pillows, mattresses and blankets, cleaning technology such as vacuum cleaners and steam cleaners, and other products that contribute to maintaining a healthy indoor climate. The company focuses on developing innovative solutions that have high energy efficiency and longevity.

Sustainability Sector
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LVG Sagl Logo

LVG Sagl 

Lugano · Since 2020

The core activity of LVG Solutions is consulting and brokerage for the management and recycling of non-hazardous industrial special waste using advanced technologies. The company focuses particularly on the steel industry and offers solutions for the reuse of waste, helping companies to optimize their resources and reduce costs.

Waste Management Industry
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Lyseis GmbH Logo

Lyseis GmbH 

Sion · Since 2023

Lyseis GmbH is an engineering firm that provides data analysis for smart grid applications and evaluation of smart meter data. The company delivers project services from planning to implementation and offers consulting and measurement-data analysis for energy stakeholders.

Technical Consulting & EngineeringSustainability Sector
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Lys Energie SA Logo

Lys Energie SA 

Givisiez · Since 2021

LYS ENERGIE SA is a provider of district heating (Chauffage à distance) and offers an environmentally friendly solution for the heat and hot water supply of buildings. The company's core activity is to produce heat energy and deliver it to customers through a network, with the energy being sourced from local, environmentally friendly sources such as wood.

Energy Suppliers
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m2kanalsupport GmbH Logo

m2kanalsupport GmbH 

Langnau Im Emmental · Since 2019

m2kanalsupport GmbH provides services focused on water protection and sewer infrastructure. It supports municipalities in preserving and managing municipal wastewater networks and in supervising private property drainage to ensure holistic maintenance of sewer systems in accordance with the federal water protection ordinance.

Waste Management Industry
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MABEWO AG Logo

MABEWO AG 

Küssnacht Am Rigi · Since 2019

MABEWO AG develops technologies and solutions for controlled-environment agriculture and indoor farming, providing modular, automated and scalable systems for food crops and plant-derived medicinal products. The company also plans and implements renewable energy projects (photovoltaics, biogas) and integrates circular-economy elements such as waste-to-energy.

Sustainability Sector
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Macun International GmbH Logo

Macun International GmbH 

Zurich · Since 2013

The core activity of Macun International LLC is the development and implementation of projects in the field of sustainable development, particularly in the areas of: * Renewable energy (CO2-neutral energy production, osmotic power plants) * Climate protection (Carbon Dioxide Removal, CDR, through tidal water and ocean-based projects) * Sustainable agriculture * Water supply and purification (clean water and sanitation) * Reforestation and restoration of wetlands (tidal wetland restoration and reforestation) The company focuses on developing commercial solutions for bio-based applications, renewable energy, and clean water, with the goal of reducing the ecological footprint of products and contributing to the achievement of the UN Sustainable Development Goals (SDGs).

Sustainability Sector
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MADE ENERGY SA Logo

MADE ENERGY SA 

Chiasso · Since 2008

Here are the core activities of the companies: 1. Carbonate (CO): Design and implementation of interior fittings for fashion boutiques, hotels, and luxury residences. 2. Interroll SA: Manufacturing of components for material flow technology. 3. Novametal SA: Production of stainless steel, aluminum, and nickel. 4. TE Connectivity SA: Development of solutions for the electrification of vehicles, aircraft, factories, and smart homes. 5. Precicast SA: Production of precision cast parts. 6. Colombo S.p.A.: Production of metal structures (frameworks and metal construction). 7. Siva Industria Pelli S.r.l.: Production of leather for the furniture industry. 8. Circolo Equestre Luratese: Riding school with horse and pony training. 9. Lisar S.p.A.: Design and implementation of interior fittings for fashion boutiques and luxury residences. 10. GB Mauri & Figli Soc. Agr.: Floristry and gardening. 11. Tre-P S.p.A.: Wholesale of household goods. 12. Sicuritalia Group S.p.A.: Security and surveillance services. 13. Sacme S.p.A.: Production of equipment for the railway industry. 14. MaDe Energy SA: Energy consulting and planning for companies and public administrations.

Technical Consulting & EngineeringSolar & Photovoltaics
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MADEP SA Logo

MADEP SA 

Rancate · Since 2002

MADEP S.A. is a leading provider of microbiological solutions for environmental and industrial applications. The company's core activities include: Biological treatment of wastewater (urban and industrial wastewater) and landfill leachate Bioremediation of contaminated sites Methanization and boosting of biogas production Research and development of customized microbiological solutions and microorganisms The company develops and supplies microorganisms for efficient and environmentally friendly solutions that contribute to preserving the Earth's resources and improving living conditions.

Sustainability Sector
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mafi geo Sàrl Logo

mafi geo Sàrl 

Savièse · Since 2024

The core activity of mafi geo Sàrl is the provision of services in the fields of geology, environmental protection and water management. Specifically, this includes acting as an office for geological and environmental studies.

Sustainability Sector
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magnefico GmbH Logo

magnefico GmbH 

Zurich · Since 2014

Magnefico GmbH provides consulting services to companies in the field of sustainable economy, particularly in the areas of circular economy, renewable energies, energy efficiency, digitalization and ESG (Environmental, Social and Governance). The company's core activity is to support companies in developing and implementing sustainable business models and strategies to increase their value creation and improve their environmental and social responsibility.

Management ConsultingSustainability Sector
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Magnetify AG Logo

Magnetify AG 

Baar · Since 2013

Magnetify AG is a company focused on the renewable energy sector that provides consulting and development services for energy projects. Services include technical due diligence, site selection, interconnection and offtake (PPA) support, managing RFPs and contractor selection, quality assurance and project management during construction, and performance checks, O&M support and issue resolution during operation.

Technical Consulting & EngineeringSustainability Sector
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Maidan Energy Sàrl Logo

Maidan Energy Sàrl 

Geneva · Since 2024

The core activity of Maidan Energy is the planning, installation and maintenance of renewable energy systems, particularly photovoltaic systems, battery storage systems and other energy efficiency solutions. The company offers its customers tailored solutions for the transition to renewable energy and supports them in achieving their sustainable development goals.

Solar & Photovoltaics
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Maison de l'Alimentation du Territoire de Genève (ma-terre) Logo

Maison de l'Alimentation du Territoire de Genève (ma-terre) 

Geneva · Since 2024

The core activity of the company 'Ma-Terre' consists of organizing and conducting workshops, team-building events and other activities in the field of sustainable nutrition and agriculture. The company also offers spaces for the organization of events and workshops. The activities are aimed at various target groups, including families, children, adults and professional teams.

Sustainability Sector
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Malenta GmbH Logo

Malenta GmbH 

Baar · Since 2022

The core activity of Malenta GmbH is the development, manufacture and marketing of innovative, ecological and patented cleaning products, particularly in the field of household and kitchen cleaning, such as washing and cleaning concepts, dishwasher detergents, iron sole cleaners and wash pads.

Sustainability Sector
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Mani Trans GmbH Logo

Mani Trans GmbH 

Oey · Since 2015

The core activity of ManiTrans is the provision of skip container services and waste disposal.

Waste Management Industry
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Marbridge GmbH Logo

Marbridge GmbH 

Lucerne · Since 2017

The core activity of Marbridge GmbH is the brokerage of environmental products and services in the energy sector, particularly as a broker for the trade of environmental products.

Sustainability Sector
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Marcel Levy GmbH Logo

Marcel Levy GmbH 

Segnas · Since 1998

The core activity of Levy Solar is the installation and servicing of home technology, particularly in the field of solar systems and home automation.

Solar & Photovoltaics
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Maria Jakober Umwelt GmbH Logo

Maria Jakober Umwelt GmbH 

Stalden (Sarnen) · Since 2017

The core activity of Maria Jakober's company encompasses services in the fields of environment and communication. Specifically, it offers the following activities: In the environmental sector: capturing, planning, accompanying, enhancing and informing. In the communication/human sector: guiding, shaping, writing, progressing, mediating and moderating. Thus, it is a company specialized in environmental consulting and communication services.

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.