Companies in
Energy Industry

Erdgas Zürich Transport AG

Energy Industry · Zurich · Since 2007

Erdgas Zürich Transport AG operates and maintains local gas transmission networks, ensuring the secure transport of natural gas to connected customers in 100 municipalities. Operational management is performed by Energie 360° AG and the company does not have its own employees.

EREP SA

Energy Industry · Yverdon-Les-Bains · Since 1980

EREP SA is a consultancy and engineering firm specializing in the valorisation of organic wastes and effluents, with expertise in methanisation and biogas production and use. The company provides feasibility studies, technical assistance, diagnostics, market studies and training, and supports projects from feasibility through commissioning to operation; it holds ISO 9001 and ISO 14001 certifications.

eRevo AG

Research & Development · Eich · Since 2020

The core activity of eRevo AG is the development and provision of building-integrated hydrogen ecosystems and highly scalable container complete solutions for seasonal energy storage. The company focuses on creating grid-friendly topics in the area of flexibility and offers products such as the Triewald HOME System and the Triewald INDUSTRY System, which enable high self-consumption optimization and autonomy.

EscherTec AG

Energy Industry · Zurich · Since 1999

The core activity of EscherTec AG is to accelerate clean energy solutions for future generations. Specifically, the company offers services and products in the field of renewable energies, particularly in the areas of Smart Energy Solutions, services for OEM (Original Equipment Manufacturer) and services for power plant operators. EscherTec AG also develops and distributes its own products, such as the Delphys Performance Tool, Delphys Cockpit and Delphys Gas Path Analysis.

ES Electronic SA

Energy Industry · Sementina · Since 2003

The core activity of ES Electronic SA is the development, production and distribution of electronic devices and systems for alternative energy generation, particularly in the fields of solar energy, wind power and hydroelectric power. This includes the manufacture of: * Converters (inverters) for use in renewable energy systems * Charge regulators for batteries * Power supplies for operating devices * Generators for energy generation * Batteries and accessories for energy storage * Systems for the installation and operation of renewable energy systems The company also offers services such as planning and calculation of energy systems to support customers in implementing their energy projects.

Esina GmbH

Management Consulting · Killwangen · Since 2004

The core activity of Esina GmbH is the provision of consulting and services in the field of energy and industrial economics, particularly in the areas of strategy and management consulting, project and business development, trading of energy products and raw materials, and the distribution of industrial goods on an international level. The company supports its customers in developing economically efficient and environmentally friendly solutions in the energy and industrial sectors.

eSpectrum AG

Energy Industry · Kreuzlingen · Since 2022

eSpectrum AG supplies battery energy storage systems and an energy management system (eEMS) to optimize self‑consumption and coordinate generation, storage and loads within site networks. The company also provides analysis, project management, and service & maintenance for industrial, commercial and e‑mobility applications.

Vimova Transactions AG, succursale de Lausanne

Energy Industry · Lausanne · Since 2024

Vimova Transactions AG, succursale de Lausanne offers real estate agency and transaction services as part of the Vimova network. Services include property sales and lettings, lease and property management, valuations, and support functions such as accounting, supplier management and reporting.

EVB, Energies Val de Bagnes SA

Energy Industry · Le Châble Vs · Since 2020

EVN Energieversorgung Nikolai AG

Energy Industry · St. Niklaus Vs · Since 2005

The core activity of EnAlpin AG is the production and distribution of electrical energy, particularly in the areas of: * Electricity generation through participations in hydroelectric power plants and other energy sources * Distribution of electrical energy to industrial and commercial customers as well as to resellers (EVU) * Engineering and consulting in energy matters, including planning and construction of hydroelectric power plants and transmission systems. The company is also active in electricity supply to end customers, although this does not appear to be the main focus of its activities.

Exterra Energy GmbH

Energy Industry · Lucerne · Since 2021

The core activity of Exterra Energy is the development, planning, construction and operation of geothermal power plants in Switzerland and other European countries, as well as project financing and development in the field of deep geothermal energy.

Fairnetzt GmbH

Energy Industry · Riehen · Since 2024

The company is a service provider for infrastructure and energy supply. The core activities include: planning, construction and operation of power, gas, heat and water networks; development and operation of smart meters and energy data management systems; planning and implementation of fiber optic networks for telecommunications; operation and leasing of drinking water laboratories, heat and telecommunications networks; provision of measurement services and fault acceptance; planning and implementation of LED conversions and energy data management; operation of street lighting and bathroom and ventilation technology. The company thus offers a wide range of services for energy and infrastructure supply.

FARAMAX INTERNATIONAL GmbH

Energy Industry · Lucerne · Since 2012

FARAMAX INTERNATIONAL GmbH manufactures power transformers and controlled shunt reactors. The company supplies power transformers and autotransformers up to 450+ MVA and 500 kV, oil‑immersed and variable shunt reactors and MCSR/SCSR systems, and provides project-based services including modelling and grid studies, factory testing, delivery, commissioning and after‑sales support.

FieldCore Service Solutions GmbH

Energy Industry · Baden · Since 2015

FieldCore Service Solutions GmbH is a global industrial field services provider that supplies on-site teams and digital field-service tools for operators of energy infrastructure. The company delivers a full spectrum of solutions — including outage support and maintenance — leverages GE Vernova’s Fleet360 technology and supports services across more than 90 equipment brands; it is part of GE Vernova’s Gas Power One Field Services team.

Fleco Power AG

Energy Industry · Winterthur · Since 2015

The core activity of Fleco Power is the marketing of renewable energy in Switzerland. This includes in particular: Electricity marketing: taking over and marketing electricity production from renewable sources such as biomass, photovoltaics, hydroelectric power and wind. Flexibility marketing: participating in the balancing energy market through intelligent bundling of plants into a virtual power plant. Plant management: offering individual solutions for optimized plant management to maximize yields. Electricity communities: supporting the formation of local electricity communities and taking over administrative tasks. Fleco Power positions itself as an independent marketer of renewable energy and stands on the side of energy producers.

Forces Motrices Hongrin-Léman S.A. (FMHL)

Energy Industry · Château-D'Oex · Since 1963

Forces Motrices Hongrin-Léman S.A. (FMHL) operates a hydroelectric storage and pumped‑storage facility comprising a dam and underground pumping/turbine power stations. Key assets include the Hongrin dam and two underground pumped‑storage plants; Alpiq manages production and Hydro Exploitation SA operates the installations under mandate.

Foretnergie SA

Energy Industry · Bière · Since 2006

Foretnergie SA operates across the wood supply chain, offering purchase and trade of logs, production and storage of wood chips, sale of firewood, and transport services including special transports. The company also provides logistics and advisory services and holds FSC® certification.

Forza Petroleum Services SA

Energy Industry · Grand-Lancy · Since 2010

The core activity of Forza Petroleum is the exploration, development and production of oil and gas.

Framatome AG

Energy Industry · Baden · Since 2024

Framatome AG designs, manufactures and services the nuclear steam supply system (NSSS) and supplies equipment, services and fuel for nuclear power plants. Its portfolio covers design and engineering, component manufacturing, services and maintenance, instrumentation & control, digital solutions and fuel production.

Fu-Gen AG

Energy Industry · Zurich · Since 2017

The core activity of Fu-Gen is the development, financing, construction and optimization of renewable energy plants and technologies, particularly in the areas of onshore wind, solar energy and energy storage. The company invests in greenfield projects and in high-potential projects along the value chain to pursue its mission of providing future generations with clean and sustainable energy solutions.

Futura Innova System Energy Sagl

Energy Industry · Faido · Since 2014

Futura Innova System Energy Sagl supplies products and services in renewable energy and climate comfort systems (heating, ventilation, air conditioning), including wood, pellet and wood‑chip boilers, stoves, fireplaces and heat pumps. The company represents and distributes European heating equipment brands such as Windhager, Carbel and Thermia.

Future Energy SA

Energy Industry · Puidoux · Since 2014

The core activity of Future Energy SA is the development, implementation and marketing of renewable energy systems, particularly in the following areas: Solar energy (photovoltaics, thermosolar), biogas energy, wind energy, e-mobility and heating systems. The company offers products and services to support customers in the implementation of renewable energy systems, including photovoltaic modules, mounting systems, inverters, e-mobility solutions and heating systems. Future Energy SA positions itself as an expert in renewable energy systems and offers solutions for private households, companies and industries to cover their energy needs with renewable energy and reduce their ecological footprint.

Gaia Turbine SA

Energy Industry · Lugano · Since 2020

Gaia Turbine SA develops a plug-and-play hydropower system centered on a high-performance dual-rotor turbine with counter-rotating rotors. The turbine is designed to maintain efficiencies of roughly 80–90% across a wide range of head jumps (10–800 m) and flows (3–500 l/s) and to allow rapid installation with minimal civil engineering.

Galileo Green Energy GmbH

Energy Industry · Zurich · Since 2019

The core activity of Galileo Green Energy GmbH is the development, implementation, operation and sale of projects in the field of renewable energies, particularly in wind and solar energy, in over 20 countries. The company offers a comprehensive range of services, including project development, financing, construction and operation of facilities, as well as the marketing of renewable energies.

Gaznat SA Société pour l'Approvisionnement et le Transport du Gaz naturel et renouvelable en Suisse Occidentale

Energy Industry · Lausanne · Since 1968

Genossenschaft Elektrizitätswerke Blatten (EW Blatten)

Energy Industry · Blatten (Lötschen) · Since 1951

Genossenschaft Elektrizitätswerke Blatten (EW Blatten) supplies electricity to its cooperative members and provides related services. The cooperative holds stakes in three companies that operate a total of four hydropower plants and administers programs such as electricity bill reduction and grants for energy-efficiency measures.

Genossenschaft GränichenSolar

Energy Industry · Gränichen · Since 2024

The core activity of GränichenSolar is investing in and operating solar power plants, particularly in the form of community projects, with the aim of promoting a sustainable future and providing economic benefits to its members.

Genossenschaft Wasserkraftwerke Burgdorf

Energy Industry · Burgdorf · Since 1946

The core activity of Wasserkraftwerke Burgdorf is the generation of electrical energy through hydroelectric power.

Genossenschaft Windenergieanlage Diegenstal GWD

Energy Industry · Sempach · Since 1993

The core activity of GWD (Genossenschaft Windenergie Diegenstal) is the promotion and utilization of alternative energies, particularly wind power and hydroelectric power. The company operates its own facilities and promotes the use of renewable energies. It is a cooperative owned by its members, with the goal of protecting the environment through the promotion of clean energies.

Géothermie Préalpes SA

Energy Industry · Bulle · Since 2022

The core activity of Gruyère Energie SA and Géothermie Préalpes SA consists of the exploration and utilization of geothermal energy, particularly through the implementation of measurement campaigns to explore the subsoil and the development of projects for the extraction of geothermal heat.

Geothermie Thurgau AG

Energy Industry · Arbon · Since 2024

Geothermie Thurgau AG conducts geological prospecting and data collection as part of the TEnU 2030 project to generate baseline information for deep geothermal use. It compiles and publishes subsurface data (deeper than 400 m) to support evaluation of potential for heat and power production, deep groundwater, heat storage, reservoirs and CO2 sequestration.

Germaplaket Sàrl

Energy Industry · Yverdon-Les-Bains · Since 2005

Germaplaket Sàrl produces, supplies and stores wood chips and provides services including chipping, screening and transport as well as removal of woody residues. The company also operates the 'Xylomesure' system to measure mass, moisture and the energy value of wood chips in real time.

GE Steam Power Switzerland GmbH

Energy Industry · Baden · Since 2019

GhenPower SA

Energy Industry · Bellinzona · Since 2023

Glattstrom Buchholz AG

Energy Industry · St. Gallen · Since 2004

Greenea Geneva SA

Energy Industry · Geneva · Since 2019

Greenea is a broker for renewable energies and biofuels. The core activities include: trading in biofuels, bio-certificates and raw materials; brokerage of energy saving certificates (EEC) and carbon credits; trading in GO/EAC certificates and Power Purchase Agreement (PPA) contracts; consulting and support in the development of strategies for renewable energies and biofuels; and brokerage of contracts for the purchase of renewable energy and biogas. Greenea supports companies in implementing their energy and climate strategies and offers tailored solutions for the transition to renewable energies.

Green Energy Venture Engineering AG

Energy Industry · Lyssach · Since 2023

Green Energy Venture Engineering AG develops and delivers renewable energy projects from concept to operation. The firm provides market intelligence and technical advisory, structures project financing, performs owner’s engineering and application/EPC management, and supports energy marketing and PPA/ECG solutions.

Green Energy Venture AG

Energy Industry · Lyssach · Since 2006

Green Energy Venture AG develops and delivers renewable energy projects from concept to operation. The company provides market intelligence and advisory, technical advisory and due diligence, project financing, owner’s engineering, application and EPC management, and energy marketing services including Energy Community Generation.

GreenGT SA

Energy Industry · Le Mont-Sur-Lausanne · Since 2008

The core activity of GreenGT is the development and integration of fuel cell systems, particularly for applications in mobility and energy. The company supports Original Equipment Manufacturers (OEMs) in the development and production of fuel cell systems, from the concept phase to series production.

EuraLink SA

Energy Industry · Geneva · Since 2021

EuraLink SA is a company providing international trade and consulting services focused on renewable energy and solar technologies. Its services include import and export of solar equipment, strategic sourcing, contract management and the supply of solar modules, inverters, battery storage and autonomous solar air-extractor systems.

Gridlink AG

Energy Industry · Zug · Since 2023

The core activity of Gridlink AG is the development and implementation of innovative solutions for an efficient and future-proof energy infrastructure, particularly in the areas of Smart Metering and Smart Grid. The company offers consulting services, planning and implementation of solutions for energy suppliers and network operators to enable sustainable energy supply.

Ground Cube Swiss GmbH

Energy Industry · Zurich · Since 2022

Ground Cube Swiss develops and offers a modular, portable, scalable and industrialized solution for energy supply and management, enabling the supply of existing and new building districts with innovative energy solutions, thereby supporting the heat and mobility transition.

Groupe Curie Wind GmbH

Energy Industry · Winterthur · Since 2023

Groupe Curie Wind GmbH provides engineering and consulting services in the cleantech sector, focusing on the design, construction and commissioning of plants for green hydrogen, green ammonia and sustainable chemical production. Its services include feasibility studies, technology licensing, basic and detailed engineering, project management, procurement and after‑sales technical support.

Gruyère Hydrogen Power SA

Energy Industry · Bulle · Since 2021

H2 Bois SA

Energy Suppliers · Glovelier · Since 2021

The core activity of Groupe Corbat is the valorization of wood from regional forests, particularly in the production of wood products such as solid wood, construction timber, wood construction, wood cladding, parquet, outdoor wood, outdoor furniture, signage, railway sleepers, pellets and hydrogen.

H2REMA Sàrl

Energy Industry · Lausanne · Since 2024

The company REMA develops and manufactures electrolyzers for the production of green hydrogen. The company's core activity lies in the development of cost-effective and scalable solutions for hydrogen production, particularly through the use of anion exchange membranes (AEMs) and fluid mechanics. The company offers various products, including the REMA Be1 and REMA We1, which are suitable for small to medium-scale applications.

Haefely AG

Energy Industry · Basel · Since 1999

Haefely AG develops and manufactures high-voltage test systems, EMC equipment and instruments for manufacturers of power, distribution and instrument transformers, cables and switchgear. The company also provides services including calibration and testing, spare parts, rentals, repairs, installation and commissioning, upgrades, maintenance, and customer support and engineering consulting.