9'016 companies found
DTS Déchets-Tri-Service, Pierre Rabina
Crassier · Since 2016
Ductor AG
Zug · Since 2018
The core activity of Ductor is to convert agricultural waste into sustainable organic fertilizers and biogas. To this end, the company operates facilities that enable this conversion and develops new projects in this field.
Dunkel & Schürch AG, Elektrische Anlagen
Bubendorf · Since 1979
Dunkel & Schürch AG, Elektrische Anlagen designs, installs and maintains electrical installations and provides planning, project engineering and service work. Services include new builds and renovations, photovoltaic systems, KNX and digitalSTROM bus systems, supply and installation of household appliances, and periodic electrical inspections.
Dura Haustechnik GmbH
Schliern B. Köniz · Since 2023
The core activity of Dura Haustechnik is the planning, installation and maintenance of heating, sanitary and solar systems for residential and commercial buildings. The company offers innovative and sustainable solutions in the fields of heating, sanitation and solar technology, with the goal of creating living spaces that are tailored to the needs of customers, sustainable and energy-efficient.
DURLEMANN ENERGIES SA
Chêne-Bourg · Since 1985
The core activity of Durlemann Energies is the installation, maintenance and repair of heating systems, including renewable energy systems such as pellet heating, photovoltaic systems and geothermal energy. The company also offers energy consulting, planning and services, including energy audits and optimization.
Durrer Severin Energie GmbH
Alpnach Dorf · Since 2018
The core activity of Durrer Severin Energie GmbH is the planning, installation and maintenance of photovoltaic systems and air conditioning systems, with the goal of producing renewable energy and reducing energy consumption.
Duynie Feed Switzerland GmbH
Zug · Since 2024
Duynie Feed Switzerland GmbH processes co-products from the food, beverage and biofuel industries into new products, services and applications. It supplies sustainable feed solutions — including moist and liquid co-products for livestock — and offers nutritional and storage advice as well as quality and certification services.
E2 Management Consulting AG
Zurich · Since 2000
The core activity of E2 Management Consulting AG is advising and supporting companies in the areas of environmental and sustainability management. This includes developing strategies and concepts for sustainable corporate management, conducting life cycle assessments and implementing management systems. The company supports its customers in improving their environmental performance and achieving sustainability goals.
E2S Power AG
Wettingen · Since 2019
E2S Power AG is a joint venture between SS&A Power Development and the WIKA Group that develops thermal energy storage systems for retrofitting and repurposing existing coal-fired power plants. Its technology converts surplus electrical energy into heat using novel storage materials and returns the stored energy as superheated steam to operate existing steam turbines and generators; charging is based on direct resistive heating using AC current, which minimizes additional electrical equipment and enables rapid charging (under one hour) and near‑100% conversion of electricity to heat.
e3hus GmbH
Wald Zh · Since 2004
The core activity of e3hus GmbH encompasses the areas of energy consulting, electromobility, electrical safety and renewable energies, particularly photovoltaics. The company offers services such as energy consulting, heating system checks, construction supervision, power efficiency optimization and safety inspections to support customers in switching to renewable energies and optimizing their energy efficiency.
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Source: Federal Statistical Office, UID register