Energy & Environment

Erik Arnold GmbH Energie am Bau 

Flüelen · Since 2006

The core activity of Erik Arnold GmbH is energy consulting and planning for buildings, particularly in the areas of energy efficiency and sustainability. The company offers services such as neutral energy consulting, energetic condition analyses, renovation concepts, energy planning, optimization of energy consumption and operating costs, as well as consulting on the implementation of energy projects.

ERM Group AG 

Schaffhausen · Since 2007

The core activity of ERM Group AG is the development and application of environmentally friendly technologies for the extraction and processing of metals, particularly through recycling and the use of secondary deposits. The company focuses on the use of green technologies that do not use chemicals, in order to minimize environmental impact.

Ernährungswerkstatt - Mario Faulstich 

Lützelflüh-Goldbach · Since 2022

The core activity of the company "Ernährungswerkstatt" is to promote sustainable and regenerative nutrition through the cultivation of healthy food in an experimental garden project called "Stelzegarte". This includes the application of permaculture principles, the creation of a living ecosystem, and the production of high-quality, nutrient-rich food. Additionally, the company also offers consulting and inspiration for a constructive diet and self-sufficiency.

Erneuerbare Zukunft Holding AG 

Adliswil · Since 2022

The core activity of the company 'Erneuerbare Zukunft Holding' is to provide holistic energy solutions, particularly in the field of renewable energies. This includes: planning and installation of photovoltaic systems, installation of battery storage systems, charging solutions for e-mobility, development of ZEV and vZEV models (association for self-consumption and virtual association for self-consumption), promotion of local energy communities (LEG), trading of solar power, and electricity billing. The company offers these solutions to businesses, industry, and private individuals, aiming to optimize their energy efficiency and independence, and contribute to climate protection and a sustainable energy future.

Erte Ingénieurs Conseils SA 

Carouge Ge · Since 1990

The core activity of ERTE Consulting Engineers AG is the planning, consulting and implementation of innovative energy concepts in the field of building technology, particularly in the areas of heating, ventilation, air conditioning, solar energy and earth-to-air heat exchangers. The company offers services from conception to maintenance and focuses on the development of environmentally friendly and efficient solutions for private and public construction projects.

ESG Consulting Roscoe 

Wil Sg · Since 2017

ESG Consulting Roscoe is a management consultancy that helps businesses implement sustainability and environment, social and governance (ESG) programmes. Services include developing and embedding sustainability strategy, stakeholder and investor communications, and organisational resilience work such as risk assessment, issues and crisis management, and business ethics.

ESGNext GmbH 

Baar · Since 2021

The core activity of ESGNext is Sustainability Consulting, particularly in the area of ESG (Environmental, Social and Governance) Reporting, Assurance, Governance, Risk & Compliance, Communication Services and Research & Training, with a special focus on China expertise.

eSMART Technologies SA 

Renens Vd · Since 2011

The core activity of eSMART Technologies Ltd is the development and provision of technologies and solutions for intelligent building management and automation, particularly in the areas of energy efficiency and simplified technical architecture for real estate professionals and private individuals.

E-Sol Energy Solutions Hugo Campos Fonseca 

Winterthur · Since 2024

The core activity of E-Sol Energy Solutions is the planning, installation, maintenance and consulting of photovoltaic systems, storage and energy management systems for private and commercial customers.

esolva ag, Zweigniederlassung Arbon 

Arbon · Since 2013

esolva ag, Zweigniederlassung Arbon provides services for the energy and industrial sectors, including engineering, meter management, metering-data and energy-data management, electrical safety, billing and customer-centre services, and ICT support.

esolva ag, Zweigniederlassung Bever 

Bever · Since 2020

esolva ag, Zweigniederlassung Bever is a branch of esolva ag providing services for energy suppliers and industrial clients. Its offerings include engineering (network planning, operation and maintenance), meter management, meter-data and energy-data management, billing and customer-center services, finance, ICT and electrical safety services.

esolva ag 

Weinfelden · Since 2005

esolva ag is a service provider for the energy and industrial sector. Its services include engineering, meter management, metering- and energy-data management, billing and customer-centre functions, as well as electrical safety, ICT and finance services, delivered via full-service and ASP/SaaS models.

esolva ag, Zweigniederlassung Landquart 

Landquart · Since 2019

esolva ag, Zweigniederlassung Landquart provides services for the energy and industrial sector, including engineering, meter management (meter-to-cash), measurement and energy data management, electrical safety, billing and customer-center services, as well as finance and ICT services.

ESOTEC GmbH 

Innertkirchen · Since 1995

The core activity of esotec GmbH is the planning, installation and maintenance of energy and water supply systems for buildings in the Alpine region, particularly in remote areas without connection to the public utility grid. The services include the areas of photovoltaics, solar thermal energy, small hydroelectric power plants, drinking water supply, wastewater and sewage disposal, as well as mini combined heat and power plants. In addition, the company also offers general contractor services for new construction and renovation projects.

Espace libre SA 

St-Blaise · Since 2020

The core activity of Espace libre SA is the planning, consulting and support of territorial development, particularly in the areas of: territorial planning, tourism planning, mobility, environment, support for project owners (AMO), and communication and participation. The company supports public and private stakeholders in the development of harmonious living spaces that are in tune with nature.

Esprit Energie Sàrl 

Saxonne (Ayent) · Since 2010

The core activity of Esprit Energie Sàrl is the planning and implementation of energy-efficient and sustainable construction projects, particularly in the field of Minergie and CECB standard buildings, as well as consulting and implementing projects in the field of renewable energy and sustainable development.

Esquisse Solaire Sàrl 

Bussigny · Since 2018

Esquisse Solaire Sàrl is a consultancy specialising in BIPV (Building Integrated Photovoltaics) that advises on the architectural integration of solar energy into buildings. The company conducts studies for roofs and façades (sizing, cost and yield estimates, product recommendations, connections to installers) and supplies Esquisse Glass™, a coloured glass for photovoltaic façades based on a patent‑pending optical interference technology.

ESRJ Energy et services Sàrl 

Lausanne · Since 2024

ESRJ Energy et services Sàrl is a company operating in the energy sector, with a focus on electricity. It provides power trading in partnership with Services Industriels de la ville de Lugano (AIL), designs and installs solar generation systems, and offers advisory and strategic support services.

essbar + achtsam GmbH 

Bern · Since 2021

The company's core activity is the organization of events and courses, as well as the sale of products in the field of water treatment and refinement, particularly "living water" that has been restored to its original state.

EssenceDirect GmbH 

Winkel · Since 2008

The company's core activities are: 1. Development of plantations and irrigation systems 2. Development of low-carbon processing technologies 3. Training and consulting of farmers 4. Business development and export promotion 5. Trade in essential oils, particularly from Indonesia, in accordance with the principles of fair trade and organic farming. The two main business areas are: 1. Development of consulting services 2. Trade in essential oils.