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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

Biogas Zürich AG Logo

Biogas Zürich AG 

Zurich · Since 2011

The core activity of Biogas Zürich AG is the production of biogas and fertilizer products from biogenic waste. The company utilizes the gas potential of biogenic materials to produce biogas while simultaneously manufacturing fertilizer products that return nutrients to nature.

Energy SuppliersWaste Management Industry
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BioGem Express AG Logo

BioGem Express AG 

Zurich · Since 2020

The core activity of bGX is the procurement, trading and marketing of biogas and renewable fuels, particularly biomethane, from waste materials and non-food based raw materials. The company supports energy suppliers and industrial companies in their transition to renewable energies and helps them reduce their greenhouse gas emissions. To this end, bGX offers a range of services, including the procurement of guarantees of origin (GoOs), the conduct of audits and the calculation of CO2 balances.

Energy SuppliersWholesale - Fuels & Petroleum Products
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bio.inspecta AG Logo

bio.inspecta AG 

Frick · Since 2019

bio.inspecta AG is a control and certification company that performs audits and issues certifications for farms and for companies in processing and trade against organic schemes, labels, standards and legal regulations. Its services include organic and label certification, food safety and ISO standards, aquaculture and cosmetics certification, climate accounting and digital tools such as the EASY-CERT Cloud and WORLD-TRACE; the certification body is accredited to ISO/IEC 17020 and ISO/IEC 17065.

Sustainability Sector
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Bioloop AG Logo

Bioloop AG 

Eschenbach Sg · Since 2024

Bioloop AG supplies compostable take-away packaging, cups and tableware made from 100% renewable raw materials for catering, events and institutions. The company handles delivery, collects used items and ensures they are fully composted in certified facilities.

Waste Management IndustryWholesale - General Specialty Trade
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Biol Wypart Logo

Biol Wypart 

Suscévaz · Since 2012

Biol Wypart collects used vegetable frying oil from restaurants, canteens, hospitals and similar establishments and supplies barrels and containers for collection. The service is free; full containers are emptied using a pump‑equipped vehicle and the oils are delivered to partner MPbiodiesel for conversion into biodiesel, which is then sold regionally.

Waste Management Industry
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bionlov GmbH Logo

bionlov GmbH 

Schwerzenbach · Since 2010

The core activity of Bionlov GmbH is the production and distribution of high-quality bioethanol for ethanol fireplaces. The company focuses on producing ecological bioethanol specifically designed for use in ethanol fireplaces, characterized by its high quality, purity, and environmental friendliness.

Sustainability Sector
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Biophilic Walls GmbH Logo

Biophilic Walls GmbH 

Zurich · Since 2022

The core activity of Biophilic Walls is the planning, realization and rental of plant wall projects, particularly for interior spaces, with the goal of creating an improved environment through the integration of plants in architecture and design.

Sustainability Sector
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Biotec Biologie Appliquée SA Logo

Biotec Biologie Appliquée SA 

Delémont · Since 1989

The core activity of BIOTEC Biologie appliquée SA is environmental consulting and planning, particularly in the fields of water management, fauna, flora and landscape planning. The company offers services such as integrated management of hydrographic catchment areas, revitalization of watercourses, planning and implementation of landscape projects, as well as conducting environmental studies and analyses.

Sustainability Sector
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Biotechnologie Concept Innovation (BCI) Environnement SA Logo

Biotechnologie Concept Innovation (BCI) Environnement SA 

Servion · Since 2012

Biotechnologie Concept Innovation (BCI) Environnement SA develops and supplies probiotic cleaning products and bio‑activators for environmental protection. Its products and services cover surface hygiene, grease trap and organic waste treatment, and the remediation and stabilization of wastewater and water bodies.

Waste Management Industry
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BioTec Vertriebs Aktiengesellschaft Logo

BioTec Vertriebs Aktiengesellschaft 

Berg Tg · Since 2009

BioTec Vertriebs Aktiengesellschaft provides consulting and product services for biogas plant optimization and offers solutions for electricity and gas procurement, special cleaning and agricultural needs. The company supplies analyses, trace elements, microorganisms and additives aimed at supporting and stabilizing fermentation processes.

Sustainability SectorChemical Industry
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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.