1'464 companies found
Schmid Stirling GmbH
Thörishaus · Since 2019
The core activity of Schmid Stirling GmbH is the development and manufacture of electricity-generating heating systems, particularly block heat and power plants (BHKW) with Stirling technology, which enable an efficient combination of electricity and heat generation.
Seitzinger, alternative Energien und Beratung
Therwil · Since 1998
Selectra International SA
Fribourg · Since 2011
Selectra International SA is an engineering company that provides products, engineering services and management solutions for the energy sector. Its activities include project management and turn‑key projects for power systems, high‑level engineering and design for substations, energy consultancy, intelligent metering and smart‑grid solutions, software platforms such as SIRIUS‑SGS, EDEN and ANSER, and applied research and development.
Siemens Energy AG
Zurich · Since 2019
Siemens Energy Schweiz Holding AG
Zug · Since 1977
Sirius Energy SA
Lugano · Since 2024
The core activity of SiriusEnergy SA is the trading of renewable energies.
SmartGreen Tec AG
Baar · Since 2010
The core activity of smartgreentec lies in the field of environmental technology, particularly in the development and implementation of environmentally friendly energy and energy storage solutions as well as energy efficiency methods.
SMT Energy AG
Schlieren · Since 2017
The core activity of SMT Energy AG is the development, manufacture and marketing of energy storage systems, particularly home battery systems for use in conjunction with photovoltaic systems. These systems enable households and small businesses to store and utilize their own generated energy, reducing their dependence on external energy sources and increasing the efficiency of energy use.
Snoenergy GmbH
Schindellegi · Since 2013
The core activity of Snoenergy GmbH is the development, planning, construction and operation of renewable energies, particularly in the field of renewable energy technologies. The company also provides consulting services for companies and develops new technologies in the field of renewable energies.
SOCIETE COOPERATIVE L'EOLIENNE DES ENFANTS
Fontainemelon · Since 2020
The core activity of the company "L'éolienne des enfants" consists of developing and operating wind farms in the Neuchâtel, Bernese Jura and surrounding regions, particularly in collaboration with a cooperative supported by children.
SoHHytec SA
Lausanne · Since 2020
The core activity of SoHHytec is the development and provision of sustainable technologies for the production of green hydrogen and renewable energy, particularly for use in various industries such as the chemical industry, space sector and micro-grid provision. The company focuses on the development of patented technologies that offer a cost-effective and environmentally friendly solution for the production of green hydrogen and renewable energy.
Solaire Clean Tech Sàrl
Romanel-Sur-Lausanne · Since 2022
Solaire Clean Tech Sàrl provides cleaning and maintenance services for solar panels and photovoltaic installations. The company performs manual and robotic cleaning, carries out condition checks with detailed reports, and uses demineralized water and ISO 9001–certified processes.
SolydEra SA
Yverdon-Les-Bains · Since 2000
The core activity of SolydEra is the development and marketing of fuel cell and electrolysis technology, particularly in the field of renewable energy and the energy transition. The company focuses on developing products and solutions that enable the transition to a more sustainable energy supply.
SOMIRAL POWER PROVIDER Sàrl
Randogne · Since 2013
Sprecher Automation Schweiz AG
Aarau · Since 2016
The company operates in the fields of energy, industry, infrastructure, and IT security. It offers services and products in the following specific areas: * Energy: Decentralized and centralized energy generation, heat and cold supply, gas and pipeline systems * Industry: Automation and system solutions for industry * Infrastructure: Solutions for airport, road, municipal technology, and building sectors * IT Security: Security services, corporate security, product security, and security services The company focuses on the development and production of innovative products and solutions that offer the highest security, quality, and availability. It produces exclusively in Austria and has a strong focus on forward-looking corporate development and securing jobs and know-how.
SRM Swiss Renewables Marketplace AG
Zurich · Since 2013
The core activity of SRM Swiss Renewables Marketplace AG is to increase the competitiveness of renewable energy plants by securing long-term feed-in tariffs through Power Purchase Agreements (PPAs). To achieve this, the company offers services such as bundling and selling plant packages, organizing workshops for plant owners and operators, and identifying and selling renewable energy production plants.
SS&A Power Development AG
Wettingen · Since 2017
SS&A Power Development AG is the SS&A Power Group’s innovation centre that generates ideas, patents and development projects supporting sustainable power generation. It assesses concepts in multidisciplinary teams, conducts feasibility and business-case analyses, and advances selected projects with investor partners, including a majority stake in G2P Adriatic and involvement in the E2S Power AG spin-off for thermal energy storage systems.
Stavolt AG
Biberstein · Since 1978
The core activity of Stavolt AG is the development and implementation of technologies for the efficient conversion of waste into energy and resources. Specifically, the company focuses on processing biogenic waste, pyrolysis of plastic waste, and gasification of household waste to produce high-quality oils, coal, and synthetic gas. The goal is to convert waste into energy and raw materials on site, reducing local waste pollution.
St-Gingolph Energia SA
St-Gingolph · Since 2009
The core activity of St-Gingolph Energia SA is the production of electricity using the municipal water network, particularly through the use of water from sources.
STS Wind GmbH
Since 2015
The core activity of STS Wind GmbH is the development and realization of wind energy projects in Switzerland, particularly project development, site evaluation and the construction of wind energy plants.
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Source: Federal Statistical Office, UID register