Companies in
Energy Industry

Azorin Rudolf Energie Sàrl

Energy Industry · Crémines · Since 2023

Azorin Rudolf Energie Sàrl provides maintenance, repair and emergency services for heating systems and burners, along with subscription-based maintenance plans. Services include heating control optimization, servicing of solar thermal systems (purging and glycol top-up) and energy assessment and advice.

BAG-E Sagl

Energy Industry · Caslano · Since 2007

The core activity of BAG-E Sagl includes the planning, development and implementation of projects in the field of renewable energy, particularly in the areas of: photovoltaic systems, biogas, biomass, geology and geothermal energy, including the supply and installation of geothermal probes and consulting services in the field of geothermal energy. The company also offers services in the areas of trade and distribution, project management and production.

Be8 Biodiesel SA

Energy Industry · Domdidier · Since 2020

Be8 Biodiesel SA produces biodiesel and other biofuel products and supplies fuels that meet international specification standards. The company's renewable-business activities also include related chemical and agricultural by‑products such as glycerin and soybean meal.

BEBAG Bioenergie Bätterkinden AG

Energy Industry · Bätterkinden · Since 2010

BEBAG Bioenergie Bätterkinden AG operates a biogas plant that digests organic and agro-industrial residues to produce biogas, which is converted into electricity and heat. The plant uses a combined heat and power unit for electricity generation; digestate is collected for use as fertilizer and the company accepts substrates such as vegetable waste, coffee grounds, green waste and slurry.

Beetron SA

Energy Industry · Veltheim Ag · Since 2021

The core activity of BEETRON SA is the development and manufacture of Free-Piston Linear Generators (FPLG), which convert the motion of free pistons into efficient and clean electricity. This technology enables the use of both conventional and renewable fuels such as hydrogen or methanol to enable environmentally friendly and efficient energy generation.

Belgaz SA

Energy Industry · Sugiez · Since 2010

Belgaz SA operates a biogas plant that recovers slurry, manure and organic waste and converts the biogas into heat and electricity. The facility processes organic residues from livestock and food-production waste and is held 35% by Engreen SA and 65% by the Canton of Fribourg.

BestPellet Wärme AG

Energy Industry · Düdingen · Since 2011

The core activity of BestPellet Wärme AG is the utilization, production and distribution of agricultural and forestry biomass, in particular the manufacture and distribution of wood pellets from forest wood as an environmentally friendly source of energy.

BestPellet Technik GmbH

Energy Industry · Bösingen · Since 1999

BestPellet Technik GmbH produces and sells wood pellets made from regional forest and agricultural biomass.

Bares Energy SA

Energy Industry · Geneva · Since 2024

The core activity of BGN Energy Holding SA consists of investing in and managing energy projects, particularly in the oil and gas sector, as well as developing strategies for new energies. The company has an experienced team with technical, commercial and financial skills to manage strategic investments. The activities also include financing energy projects, carrying out mergers and acquisitions, and monitoring ESG (Environmental, Social and Governance) aspects.

BHKW Energie Service AG

Energy Industry · Neukirch (Egnach) · Since 1995

The core activity of BHKW Energie-Service AG is the consulting, sales, engineering, construction and maintenance of combined heat and power plants (CHP).

Bilfit Windkraft AG

Energy Industry · Diepoldsau · Since 2016

Bilfit Windkraft AG provides services in leak detection, thermography, water-damage drying and remediation coordination. Listed services include flat-roof and pool leak detection, water-loss analyses for suppliers, pipe disinfection and pressure testing, plus drying and decontamination work.

Bilfit Technik AG

Energy Industry · Diepoldsau · Since 2009

Bilfit Technik AG provides specialist services in leak detection, thermography and water-damage remediation, including drying and disinfection. The company also performs water-loss analyses, pipe disinfection and pressure testing, flat-roof and pool leak detection, and prepares damage assessments and remediation coordination for insurers, property managers, municipalities and private clients.

BioEnergie Diessbach AG

Energy Industry · Diessbach B. Büren · Since 2010

BioEnergie Diessbach AG operates a biogas plant that processes organic waste to produce biogas and to generate electricity, heat and natural fertilizer. The company is 90% owned by Engreen SA.

BioEnergie Düdingen AG

Energy Industry · Düdingen · Since 2017

BioEnergie Düdingen AG operates a biogas plant that valorizes organic waste into biogas, which is converted into heat and electricity, and produces digestate used as fertilizer.

Bioenergie Herdern AG

Energy Industry · Herdern · Since 2024

Bioethanol Evolution GmbH

Energy Industry · Freienbach · Since 2024

The company is primarily engaged in the production of bioethanol, particularly in the construction and operation of an ethanol production facility that utilizes a wide range of grain-based raw materials to produce a sustainable and reliable source of energy.

Biogasanlage Frutigland GmbH

Energy Industry · Frutigen · Since 2016

Biogasanlage Frutigland GmbH digests sewage sludge from wastewater treatment plants, fish-filter sludge and food waste to produce biogas. Three combined heat-and-power units convert the biogas into electricity and heat, and part of the gas is upgraded to compressed methane (CNG) and supplied at a semi-public filling station.

Biogastankstelle Frutigen GmbH

Energy Industry · Frutigen · Since 2022

Biogastankstelle Frutigen GmbH operates a semi-public filling station where purified biogas is processed and sold as compressed methane (CNG) fuel for passenger and commercial vehicles. The biogas is produced by anaerobic digestion of sewage sludge and food waste, and part of the gas is used in combined heat-and-power units to generate electricity and heat.

Bion Bauhaus AG

Energy Industry · St. Gallen · Since 1994

Bion Bauhaus AG is Heim AG Heizsysteme. Heim AG Heizsysteme acquired Bion Bauhaus AG on 1 July 2023 and handles enquiries and services through its heating-systems business, which provides renewable-energy heating solutions such as heat pumps, wood-energy systems, solar systems and energy-management solutions.

Borobotics AG

Energy Industry · Winterthur · Since 2023

Brunnader MIW GmbH

Energy Industry · Unteriberg · Since 2018

Business Creation Wind Energy AG

Energy Industry · St. Gallen · Since 2007

BW ESS Management GmbH

Energy Industry · Zurich · Since 2023

The core activity of BW ESS is to unlock the value of energy storage. The company focuses on developing and implementing energy storage solutions to enable a sustainable future.

C4E DAO AG

Energy Industry · Lausanne · Since 2023

The company C4E DAO AG (Chain4Energy) develops and operates a blockchain infrastructure for the energy market, with the goal of enabling a decentralized energy future. The core activities include: Developing solutions for the digital capture and trading of renewable energies; Creating decentralized energy communities and peer-to-peer energy trading platforms; Developing products and services for electromobility, such as a global EV charging network; Providing blockchain-based solutions for the energy industry, including decentralized energy certificates and energy tracking systems.

CAERO AG

Energy Industry · Zug · Since 2010

The core activity of CAERO is the development and investment in renewable energy and infrastructure projects, particularly in OECD countries and selected emerging markets. CAERO acts as an integrated platform for renewable energies, ranging from project development to investment and asset management. The company focuses on creating sustainable investment solutions that combine alternative energy sources with intelligent financing structures.

Cagon GmbH

Energy Industry · St. Ursen · Since 2007

The core activity of Cagon GmbH is the development, manufacture and distribution of infrared heating systems and related accessories, including solar systems.

Calonder Energie AG

Energy Industry · Trin Mulin · Since 1983

Calonder Energie AG provides electrotechnical systems and electrical installations, including sanitary and heating installations. It plans and installs renewable energy systems (solar, wind and hydropower, including Pelton turbines), supplies diesel generators, and offers electronic wildlife-warning and traffic-safety systems.

cap! concept Marc Huser

Energy Industry · Basel · Since 1998

cap! concept Marc Huser develops web applications and websites, providing digital solutions for energy utilities, contracting providers and the hotel and hospitality sector. The portfolio includes projects such as Offix (a sales and quotation application), the AIS plant information system and platforms like Gastro-Express.

CAROTED AG

Energy Industry · Gais · Since 2021

CAROTED AG develops and operates processes and plants to prevent and neutralize greenhouse gas emissions, including emissions-free drying, ammonia removal and CO₂ capture for sewage sludge treatment and thermal coal processing. The company provides engineering, plant construction and advisory services for large industrial emitters and reports a portfolio of over 160 patents and involvement in more than 600 plants.

cascad.e netz werk ag

Energy Industry · Schleinikon · Since 2016

The core activity of the company "cascad.e netz werk ag" is the consulting and support of companies in the energy industry and energy-intensive industries. They offer solutions for all areas of energy supply, including generation, trading, grids and distribution, as well as strategy development and implementation.

Centaurium Aviation AG

Energy Industry · Belp · Since 2011

Centaurium Aviation Ltd. sells and brokers helicopters and acts as an independent representative for Bell Helicopter and an official sales agent for the Guimbal Cabri G2. The company provides helicopter flight training (DTO), consulting and auditing, compliance and safety management, financing, insurance and valuation services.

CET Energy SA

Energy Industry · Lutry · Since 2022

The core activity of CET Energy is the development and deployment of trading algorithms, real-time technology, artificial intelligence and machine learning in the field of energy trading.

CH Excellence GmbH

Energy Industry · Zug · Since 2023

The company develops and markets energy or technology products, particularly in the field of decentralized energy solutions, such as battery storage and charging infrastructure for electric vehicles. It focuses on optimizing the use of renewable energies and developing innovative product strategies.

CLEMAVO SA

Energy Industry · Geneva · Since 2010

The core activity of CLEMAVO SA consists of planning, executing and managing projects in the field of renewable energy, particularly in the areas of: Energy Operation and Maintenance (Energy O&M), Project Management, Sustainable Solutions, Engineering, Hydraulics, Architecture and Public Construction Projects. The company offers comprehensive services, from planning to implementation and management of projects, with the aim of promoting a sustainable future through the use of renewable energy.

cleverteam ag

Energy Industry · Wyssachen · Since 2018

The core activity of cleverteam ag is the financing and operation of photovoltaic systems under a contracting model. The company assumes the investment and operating costs for the systems and sells the surplus electricity, while customers simply provide the roof space and benefit from low-cost solar power.

COINVOLTA AG

Energy Industry · Rotkreuz · Since 1982

The core activity of COINVOLTA AG (CAG) is the efficient processing of organic waste, in particular non-recyclable plastics, sewage sludge, used tires, paper industry rejects, and other organic waste materials to produce clean energy products such as electricity, heat, hydrogen, e-fuels, ammonia, and methanol. The company acts as a general contractor in the construction of waste treatment plants and offers innovative solutions for the conversion of waste into energy.

Considerate AG

Energy Industry · Spiegel B. Bern · Since 2010

The core activity of Considerate AG is the provision of development, planning and implementation services in the field of sustainable energy supply and energy efficiency. In particular, the company focuses on the following areas of activity: district heating, thermal systems, biogas and wind energy. The company supports its customers, including energy suppliers, industry and the public sector, in the conception, realization and optimization of projects in the field of renewable energies and energy efficiency.

Cotlan Wasserkraft AG

Energy Industry · Linthal · Since 1978

CPS Creative Power Solutions AG

Energy Industry · Baden · Since 2005

The core activity of Creative Power Solutions (CPS) is the development and provision of customized technology solutions for power generation, particularly for optimizing power plant performance, operation and maintenance. This includes the development of products for turbomachinery and steam boilers, improving efficiency and reducing emissions, as well as providing engineering services for power generation.

Crosstown H2R AG

Energy Industry · Baden · Since 2022

The core activity of Crosstown H2R is the development and implementation of solutions for decarbonization and the use of hydrogen as a fuel, particularly in the field of gas turbines and power plant construction. The company offers products and services aimed at reducing environmental impact through the use of fossil fuels and promoting sustainable energy supply.

Cuachet Energies SA

Energy Industry · Seigneux · Since 2012

Dahinden Energie AG

Energy Industry · Hellbühl · Since 2024

The core activity of Dahinden Energie AG is the production of energy products from renewable resources, particularly through the processing of wood and other organic materials. The company operates a modern and optimized production facility that utilizes innovative technologies and processes, such as the synthesis process and the MORF refractor. Energy production also includes the generation of heat, which is supplied to customers through a district heating network.

DCES AG

Technical Consulting & Engineering · Hünenberg · Since 2020

DCES Consult GmbH develops and implements large-scale battery storage projects, primarily at high and extra-high voltage levels, managing site identification, securing grid connection capacity and the permitting process up to construction readiness.

Deep Atomic AG

Energy Industry · Baar · Since 2024

Deep Atomic AG is a project developer and systems integrator that connects Small Modular Reactors (SMRs) to data center and AI infrastructure. Its services include nuclear feasibility and site screening, thermal‑fluid and balance‑of‑plant design, permitting strategy, and project delivery partnerships.

DEVIWA AG

Energy Industry · Susten · Since 2007

DEVIWA AG is a service platform for energy suppliers and production companies, providing coordinated services in the areas of energy, networks and hydropower. Its services include support for liberalized electricity-market processes, procurement and trading advice, power-plant operation, network operation and metering, as well as project and construction management for hydropower projects.

Dobler & Koller Energiecontracting GmbH

Energy Industry · Appenzell · Since 2019

Dobler & Koller Energiecontracting GmbH provides planning, supply and installation of photovoltaic systems and offers related services for e-mobility, consulting and system design, photovoltaic cleaning and maintenance.

DTM Distribution de Chaleur et Techniques de Mesures SA

Energy Industry · Echallens · Since 1984

The core activity of DTM SA is the distribution, development and marketing of medical and therapeutic devices, particularly in the field of BEMER therapy, as well as products for health, well-being and self-healing.