Energy & Environment

URBAN Solar AG 

St. Urban · Since 2007

The company's core activity is the planning, installation and maintenance of solar systems, including photovoltaic systems, battery solutions and E-Manager systems, with the aim of providing customers with high-quality and efficient solar solutions that contribute to a sustainable energy supply.

Urbio SA 

Sion · Since 2020

The core activity of Urbio is the development and provision of software solutions for urban energy planning, particularly for the decarbonization of buildings through better planning, optimization, data management and energy systems.

V2 Sanitär & Heizung GmbH 

Rümlang · Since 2022

V2 Sanitär & Heizung GmbH provides plumbing and heating services, including installation, repairs, maintenance and a 24/7 emergency service. Services also cover drinking water and wastewater installations and advice on sustainable heating solutions such as heat pumps and solar thermal systems.

Vassella Energie GmbH 

Poschiavo · Since 2014

The core activity of Vassella Energie is the planning, implementation and maintenance of projects in the field of renewable energies, particularly in the combination of different energy sources and the optimization of energy efficiency. This includes conducting feasibility studies, project planning, installation and commissioning of plants such as photovoltaic systems and thermal solar systems, as well as the development and implementation of solutions for irrigation and drinking water supply in developing countries.

Verein DRINK & DONATE 

Zurich · Since 2010

The core activity of the company "DRINK & DONATE" is to generate donations for drinking water projects in countries with precarious water situations by encouraging companies and gastronomy businesses to switch from branded beverages to tap water and donate a certain amount per employee. The company thereby supports the implementation of drinking water solutions in the global South and promotes sustainable development.

VITO Recycling AG 

Péry · Since 2021

The core activity of VITO Recycling AG is the processing and utilization of contaminated mineral construction waste, street sweepings and drilling sludges, as well as the extraction of new raw materials for the concrete and cement industry through innovative, environmentally friendly solutions.

Vögelin AG 

Thayngen · Since 2011

Vögelin AG is a solar-technology company supplying components and system solutions for solar thermal and photovoltaic applications. Its offerings include flat-plate and vacuum-tube collectors, Drain Back systems, photovoltaic modules, inverters, storage and mounting systems, and services such as consulting, research and development, training, project management and expert assessments.

VOLTA ENERGIE RINNOVABILI SA 

Agno · Since 2023

The core activity of Volta Energie Rinnovabili SA is the planning, installation and maintenance of photovoltaic systems for private and commercial customers. The company offers comprehensive services, including assessing the suitability of roofs for the installation of solar modules, creating projects, applying for permits and certifications, as well as performing regular maintenance work to ensure the efficiency and performance of the installed systems.

Wäger AG 

Waldkirch · Since 2011

The company's core activity includes the planning, installation and maintenance of photovoltaic systems, electrical engineering, network construction and water supply. The company also provides consulting and support services to customers in these areas.

Wanner Expert GmbH 

Solothurn · Since 2011

The core activity of WANNER Expert GmbH is the implementation of emission measurements on combustion and industrial plants throughout Switzerland, in particular to verify compliance with the applicable limit values of the Air Pollution Control Ordinance (LRV).

Wärmeverbund Büetigen GmbH 

Büetigen · Since 2009

The company's core activity is the management and provision of services for the municipality of Büetigen, including social services, construction and planning administration, energy supply, waste management, administration of water and wastewater, rental of premises and other municipal services.

Wasserverbund Seeland AG 

Biel/Bienne · Since 1967

The core activity of Wasserverbund Seeland AG is the production and wholesale distribution of drinking water to partner companies, which then forward it to the population and businesses in the Bernese Seeland region.

Wasserversorgungs-Genossenschaft Affoltern am Albis 

Affoltern Am Albis

The company's core activity is water supply, including the extraction, treatment, storage and distribution of drinking water to the population. This also includes the maintenance and operation of facilities such as pumping stations, reservoirs and spring catchments, as well as monitoring water quality.

Wasserversorgungsgenossenschaft Rüegsau und Umgebung 

Rüegsauschachen · Since 1901

Wasserversorgungs-Genossenschaft Sins und Umgebung 

Sins

Wasserversorgungs-Genossenschaft Sins und Umgebung operates the public drinking and utility water supply and provides fire-fighting water to its customers. Its activities include operation and maintenance of reservoirs, water quality monitoring, meter reading and an emergency on-call service.

Wasser & Wärme Steiner AG 

Ringgenberg Be · Since 2014

The core activity of Wasser & Wärme Steiner AG is the planning, installation and consulting of systems in the sanitary and heating sector, including the treatment of water as a heat carrier and the generation of space heat.

Weibel AG Bedachungen Fassadenbau 

St. Gallen · Since 1978

The company provides services and products in the field of roof and facade construction, including thermal insulation, energy efficiency, renovation, repair and maintenance of roofs and facades, as well as specialized services such as green roofing, snow retention and snow removal.

Welatec Beratende Ingenieure AG 

Interlaken · Since 1994

The core activity of Welatec is independent energy and building technology planning, particularly in the areas of heating, ventilation, air conditioning, refrigeration and sanitation. The company offers customized solutions for its customers and focuses on the planning and optimization of building technology systems.

Wenger Bedachungen AG 

Fahrni B. Thun · Since 1999

The core activity of Wenger Spenglerei Bedachungen AG is the execution of sheet metal work and roofing, including related services such as consulting, planning and implementation of work on roofs, facades, insulation, solar systems and photovoltaics.

Bessire FREELON.ch 

Moutier · Since 2025

The core activity of Freelon is the extraction of nests of the Asian hornet (Vespa Velutina) and wasps, as well as providing solutions and services to apiculturists and beekeepers to protect bees and biodiversity.

Gematech GmbH 

Rebstein · Since 2025

Gematech GmbH provides services in sanitary installations, heating, ventilation and renovation. The company offers planning, installation, maintenance and renovation of bathrooms, heating systems (including heat pumps and underfloor heating) and ventilation systems for residential and commercial clients.

visusta GmbH 

Hochdorf · Since 2025

The company's core activity is advising and supporting businesses in the successful implementation of sustainability strategies, particularly in the areas of energy efficiency, greenhouse gas reduction, renewable energies, circular economy, water and wastewater management. The company offers individual consulting, practical knowledge and support in the implementation of sustainability measures to help businesses achieve their sustainability goals.

ZAGSOLAR AG 

Kriens · Since 2011

The core activity of ZAGSOLAR is the planning, design, tendering and commissioning of photovoltaic systems.

Zaun- und Torsysteme AG 

Kappel So · Since 2018

The core activity of Zaun- und Torsysteme AG is the planning, installation, repair and maintenance of fence and gate systems, including sight and noise protection, solar fences, animal husbandry, handrails and railings, as well as the sale of fence materials. The company also offers personal consulting and specialized installation services, focusing on the needs of private customers in the home and garden sector.

ZAV Logistik AG 

Uster · Since 2013

The company's core activity is wastewater disposal and treatment, including operation management, logistics, procurement and disposal, inventory management, training and strategic projects related to wastewater disposal.

ZENNA AG 

Murg · Since 2012

The core activity of ZENNA AG is the consulting, planning and implementation of solar and storage projects, including the execution of feasibility studies, analyses, design, tendering, project management and supervision in the field of renewable energies.

SB SolarTech & Bauunternehmung GmbH 

Hölstein · Since 2025

The core activity of SB SolarTech & Bauunternehmung GmbH encompasses the planning and realization of construction projects throughout Switzerland, particularly in the area of installation and assembly of photovoltaic systems, as well as the provision of services in the field of energy efficiency consulting, environmental work, and civil and garden construction.

Association Mellifera 

Aubonne · Since 2025

The company's core activity is apiculture, i.e. beekeeping and bee care. The company operates apiaries in various regions of Switzerland, particularly in the canton of Vaud, and offers services such as bee colony maintenance, honey production, and courses and workshops on apiculture. Furthermore, the company is committed to promoting biodiversity and sustainability.

Landi Rhône-Lavaux SA 

Collombey · Since 1985

The core activity of LANDI Rhône-Lavaux encompasses three main areas: 1. **Agriculture**: The company supports farmers in the region by providing production resources, seasonal and regional consumer goods, and services. It also promotes the sale of high-quality agricultural products and offers consulting services. 2. **Retail Trade**: LANDI Rhône-Lavaux operates retail stores (LANDI and TopShops) where the local population and travelers can find food and general consumer goods. 3. **Energy**: The company is active in the energy sector by operating AGROLA gas stations, offering electric charging stations and hydrogen fueling stations, and selling heating oil and wood pellets. It also provides services in the field of solar energy.

Mr. Green AG 

Zurich · Since 2010

Mr. Green AG provides collection and recycling services for households, offices and companies, collecting mixed recyclables for sorting and processing and running specialized programs such as tennis ball recycling. The company also operates an online shop offering selected sustainable products and accessories for everyday use.

Hélios Energies SA 

Carouge Ge · Since 2012

The core activity of Helios Energies is the installation of photovoltaic solar panels and heat pumps for private and commercial customers in the cantons of Geneva and Vaud in Switzerland. The company also provides consulting services and maintenance work for these systems.

sanitärheizig.ch AG 

Altendorf · Since 2018

The company "sanitärheizig.ch" is a specialist in sanitary and heating solutions. The core activities include planning, execution and maintenance of heating renovations, heat pumps, wood heating systems, pellet heating systems, chip heating systems, bathroom renovations, conversions, water softening systems, shower-toilet systems and solar systems. The company also offers service activities such as maintenance and repair of sanitary and heating systems.

Genedis SA 

Vernayaz · Since 1992

The core activity of Genedis encompasses two main areas: 1. **Energy**: Genedis is active in the energy supply sector and offers services such as: * Procurement on the electricity market * Network management for electricity, heat, water, and telecommunications * Energy services: audits, solar, thermal, and electric mobility solutions 2. **Multimedia**: As a regional provider of net+, Genedis offers a wide range of multimedia services, including: * Internet * TV * Mobile telephony * Business solutions for SMEs and municipalities Genedis focuses on providing services that support the energy efficiency of buildings and the digital transformation of businesses and municipalities.

AutoSolar AG 

Oetwil Am See · Since 2019

The core activity of AutoSolar is the planning, sale and implementation of solar projects, in particular the installation of solar panels and the provision of solutions for solar technology.

Juice Power AG 

Bachenbülach · Since 2020

Juice Power AG develops, manufactures and sells charging solutions for electric vehicles, including portable chargers, wallbox chargers and DC fast chargers, together with software and fleet services for billing and load management.

REMONDIS Recycling AG, Zweigniederlassung 

Wallisellen · Since 2024

REMONDIS Recycling AG, Zweigniederlassung provides waste collection and recycling services for commercial clients, industry, hospitality, municipalities and households. Its services include roll-off and container services, container sales and cleaning, clearances, event waste management, data and document destruction, and special-waste disposal.

Rippstein Transport AG 

Trimbach · Since 1977

Rippstein Transport AG provides consultancy, transport, recycling and waste-disposal services for households and businesses, including container (skip/roll-off) rental, crane and bulk transports, and operates a recycling centre and metal trading.

Elektrobedarf Troller AG 

Zofingen · Since 2010

Edmondo Franchini SA 

Lamone · Since 1985

Aqua-Solar AG 

Büsserach · Since 1975

Aqua Solar AG is a wholesale company specializing in supplying swimming pool retailers in Switzerland. The company's core activity is the distribution of products related to swimming pools, including roller shutter covers, swimming pool and filter technology, as well as other accessories. The company offers its customers a comprehensive product range, professional advice, prompt delivery, and a very extensive warehouse availability.

SaniCanal Sàrl 

Malleray · Since 2021

Elektro Hunziker AG 

Gwatt (Thun) · Since 1986

Elektro Hunziker AG provides electrical engineering services and carries out electrical installations for new builds and renovations. Its services include planning, high- and low-voltage installations, maintenance and inspections, telematics, building automation (KNX), photovoltaic systems and electric vehicle charging stations.

VOé distribution SA 

Vallorbe · Since 2012

VOé distribution SA is an energy distributor and multimedia service provider supplying electricity, gas and heat and offering multimedia services (Internet, mobile, TV, telephony). The company also designs and installs electrical and renewable energy systems (photovoltaics, heat pumps), provides energy-efficiency services and implements electric vehicle charging solutions.

VOé éole SA 

Vallorbe · Since 2012

VOé éole SA is an energy and multimedia services provider that distributes electricity, gas and heat and operates its own energy production. It carries out electrical installations and renewable energy projects (photovoltaics, heat pumps), provides energy-efficiency services and offers multimedia products (Internet, TV, telephony).

EV Link SA 

Denges · Since 2020

Evlink is a company specialized in the development and provision of solutions for the charging of electric vehicles in Switzerland. Its core activities include the planning, installation and maintenance of charging stations, as well as the provision of related services such as invoice management and customer support. The company offers its solutions to both private households and businesses, as well as the public sector.

Henning Humanus Brocki 

Kreuzlingen · Since 2020

The core activity of Brocki Humanus is the management of a second-hand shop, where used goods are sold. Additionally, the company offers services such as house clearances and disposals, with a focus on valorizing goods and avoiding unnecessary disposal.

EFM Entsorgungsfachmarkt AG 

St. Gallen · Since 2005

The core activity of soRec is focused on the circular economy, particularly in electronic waste and industrial recycling (iron and metals) as well as municipal waste management. The company offers services such as collection, waste management concepts, customer consulting, and the sale of secondary raw materials. It operates its own recycling facilities and develops innovative solutions for environmentally friendly disposal of materials.

Climeworks International AG 

Glattpark (Opfikon) · Since 2022

Climeworks International AG develops and operates Direct Air Capture technology to remove CO₂ from the atmosphere and provides end‑to‑end carbon removal services. Its offerings combine engineered DAC and nature‑based solutions, include partnerships for geological CO₂ storage, and deliver tailored carbon removal portfolios for corporate customers.

GDAB Sàrl 

Renens Vd · Since 2009

The core activity of GDAB Sàrl is auto dismantling, the sale of used car parts, vehicle repair and maintenance, as well as car recycling. The company offers various services, including: * Sale of used car parts * Vehicle repair and maintenance (e.g. air conditioning, brakes, tires, bodywork) * Dismantling of cars * Car recycling * Inspection and preparation of vehicles for technical inspection * Mounting and balancing of tires * Repair and replacement of windshields The company positions itself as a provider of environmentally friendly services in the field of car recycling and the reuse of car parts.

Baris Group GmbH 

Bad Zurzach · Since 2021

The core activity of Baris Elektrokontrollen is the implementation of electrical inspections, consulting and training in the field of electrical safety, particularly for photovoltaic systems. The company also offers rental measurement models and advises customers on electrical installations and inspection complaints.