Energy & Environment

Elektro Sonderer AG 

Appenzell · Since 1991

The company is an electrical installation business offering a wide range of services, including: planning and installation of high and low voltage systems, photovoltaics and smart energy, smart home and lighting, IT and multimedia, including network technology, and electrobiology. These services are provided to various types of customers, including agricultural businesses, residential and commercial properties, for both new constructions and renovations.

Felix Unholz AG 

Ebmatingen · Since 2002

The core activity of Felix Unholz AG includes comprehensive electrical installations, including high and low voltage, planning of electrical installations, maintenance services, telematics, cloud solutions, network and server solutions, as well as specialized services such as photovoltaic systems, storage systems, lifting and conveying systems, smart home systems, charging stations for electric vehicles and other electrical engineering solutions.

GGS AG 

Gelterkinden · Since 2024

The core business of GGS AG includes the areas of timber construction, roofing, sheet metal work and alternative energies. In particular, the company offers services such as timber construction, roof construction, timber element construction, facades, terrace decking, roof windows and roof dormers, sheet metal work, lightning protection, liquid plastic, roofing, renovations, maintenance work and solar systems.

Ghelma AG REDEKO 

Meiringen · Since 1991

Ghelma AG REDEKO operates container (mulden) services, waste collection and sorting points, and excavation and inert-material landfill sites. The organisation provides recycling and composting services and handles sorting, reuse or disposal of construction waste, wood, metal, cardboard, plastics, green waste and similar materials.

Graf AG Heizung Lüftung Sanitär 

Schötz · Since 2004

The core activity of Graf AG is the planning, installation, maintenance and repair of building technology systems, particularly in the areas of: * Heating (heating systems, heat pumps, wood heating, oil heating, gas heating) * Plumbing (renovation, new construction, repairs, service) * Ventilation (renovation, repairs, service) * Solar (thermal solar systems) The company also offers services such as bathroom renovations, decalcification and maintenance.

Hüppi Dachbau AG 

Goldingen · Since 2017

The core activity of Hüppi Dachbau AG is the planning, execution and maintenance of roof and building envelopes, including flat roofs, pitched roofs, roof windows, sheet metal work, solar systems, facades, shingles and liquid plastic coatings. The company also offers services in the areas of construction, renovation and major construction sites.

IBC Energie Wasser Chur (IBC) 

Chur · Since 2007

The core activity of IBC Energie Wasser Chur is to supply customers with energy and water, including: electricity from renewable sources (hydroelectric power and solar energy), gas (biogas and natural gas), drinking water from the Chur region, heat and cooling solutions from sustainable energy sources, and e-mobility solutions with charging infrastructure. The company also develops and operates heat networks and is responsible for billing services and maintenance of the supply networks.

Kanalsanierung 24 AG 

Mägenwil · Since 2023

The company's core activity is the trenchless rehabilitation and maintenance of sewage pipes and pipe systems in buildings and main sewers, including the execution of tightness tests, construction work and the application of innovative technologies such as liner rehabilitation and spray coating processes.

Keller Gebäudetechnik GmbH 

Niederwil Sg · Since 2016

Keller Gebäudetechnik GmbH provides planning, installation and maintenance of heating systems, including air‑to‑water and ground‑probe heat pumps, wood‑fired heating, thermal solar systems and gas and oil heating solutions.

Kirsch + Egli AG 

Wädenswil · Since 1978

Kirsch + Egli AG provides electrical installation and related services, including electrical planning, new-build and renovation work, maintenance and repairs of electrical systems. Services include conventional installations, lighting supply and installation, network, telephone and multimedia cabling, building automation, photovoltaic systems and alarm/video solutions.

Lopatex AG 

Dällikon · Since 1956

Lopatex AG processes paper and cardboard, glass, green waste, plastics, metals, bulky waste, electronic scrap and other recyclables.

Lustenberger Menziken GmbH 

Menziken · Since 1998

Lustenberger Menziken GmbH is a waste management and recycling company specializing in the professional disposal and utilization of waste. The core activities include: waste disposal services, including container ordering and delivery; operation of a recycling center; industrial dismantling; transportation services; and demolition and disposal work. The company places a particular emphasis on sustainable and environmentally friendly practices, striving to recycle and utilize waste to the greatest extent possible.

MegaWatt Solar AG 

Baar · Since 2023

The core activity of MegaWatt Solar AG is the distribution, planning and implementation of photovoltaic systems in Switzerland.

Nuances Spécial Car SA 

Le Grand-Saconnex · Since 2024

The company Newash offers an ecological car washing service for private individuals and companies in Geneva.

Peter AG Kanalreinigung 

Neuenkirch · Since 1994

Peter AG Kanalreinigung is a provider of sewer and drain cleaning services. Its services include flushing and suction work, internal drain and stack cleaning, camera inspections (Kanal‑TV), mobile and stationary sludge treatment, and handling of oil and grease separators.

ProRheno AG 

Basel · Since 1980

The core activity of ProRheno AG is the treatment of municipal and industrial wastewater, as well as the treatment and disposal of sewage sludge. This also includes the incineration of sewage sludge and the feeding of surplus heat into the district heating network.

Steinmann Heizung GmbH 

Schwanden Gl · Since 1999

The Steinmann Heizung GmbH company offers services in the areas of heating, building technology, industry and mobile heating centers. Specifically, this includes consulting, planning and installation of heating systems, sanitary installations, industrial heating systems and mobile heating centers. In addition, the company offers a repair service for these areas.

Stiftung myclimate - The Climate Protection Partnership 

Zurich · Since 2003

The company's core activity is advising and supporting companies and individuals in reducing their CO₂ footprint and developing climate strategies. The company offers services such as CO₂ balancing, project management, customer consulting and support, as well as education and consulting on sustainable corporate management and corporate social responsibility. It also supports the development of science-based targets and provides solutions for climate protection.

Sulmoni Daniele SA 

Mendrisio · Since 1988

The core activity of Sulmoni Daniele SA is the planning, installation, and maintenance of electrical, telematic, and photovoltaic systems for residential and commercial properties. This includes, in particular: the installation and maintenance of electrical systems, the planning and installation of photovoltaic systems, the installation of video surveillance systems, the performance of safety checks (RaSi) and the issuance of corresponding certificates, and consulting and planning of energy-efficient solutions. The company thus offers comprehensive services in the field of electrical engineering and renewable energy.

TAMAR SOLAR SA 

Yverdon-Les-Bains · Since 2023

TAMAR SOLAR SA is a company specializing in photovoltaic solutions and provides turnkey solar projects. Its services include design and installation of photovoltaic systems, battery storage, EV charging stations, heat pumps, contracting and maintenance, and it handles subsidy applications and system monitoring.

Wärmebau AG 

Zurich · Since 1972

The core activity of Wärmebau AG is the planning, installation, repair and maintenance of heating, plumbing, air conditioning and ventilation systems. The company also offers individual consulting and customer services.

A + B Flachdach AG 

Reinach Bl · Since 2005

The core activity of A+B Flachdach AG is the provision of services in the field of flat roofs and sheet metal work. Specifically, this includes the planning, execution and maintenance of flat roofs, including the use of various materials such as bituminous roofing membranes and plastic films. In addition, the company offers pure sheet metal work such as pitched roof sheet metal work, dormer windows, standing seam roofs and metal roofing. Additional services include pigeon protection, lightning protection systems and the assessment of roofs for photovoltaic systems.

ackermann AG 

Düdingen · Since 1975

ackermann AG is a specialist contractor for building envelopes, building services engineering and solar systems, providing planning, installation and refurbishment services for roofing, façades, plumbing and heating, as well as photovoltaic and solar-thermal systems.

A. Ehrler AG 

Küssnacht Am Rigi · Since 1993

The core activity of A. Ehrler AG is the provision of transport services, waste disposal, and gravel deliveries. Specifically, the company offers the following services: Transport services, Skip rental (rental of skips for waste disposal), Waste disposal facility (acceptance point for waste), and Landfill (disposal of excavated material and other materials). The company positions itself as a partner for waste disposal, transport, and gravel deliveries in Central Switzerland.

and nice trading GmbH 

Bonstetten · Since 2023

The core activity of KITO is the development, marketing and sale of electrified retro scooters, designed as an environmentally friendly and stylish alternative for urban mobility.

Arisol AG 

Beinwil Am See · Since 2024

The core activity of Arisol AG is the planning, installation, maintenance and repair of photovoltaic systems (solar systems) for private and commercial customers. The company offers individual solar consulting, tailored solutions and comprehensive service for energy supply through solar energy.

BAILLOD SA 

Verbier · Since 1981

BAILLOD SA provides electrical installations, renovations and conversions, and sells, installs and repairs large household appliances. The company also installs solar panels, supplies and fits TV, audio and internet equipment, and handles industrial refrigeration, air conditioning and emergency repair services.

Baumann Haustechnik GmbH 

Fulenbach · Since 2008

The core activity of Baumann Haustechnik GmbH encompasses the planning, installation and maintenance of building technology systems, including heating, plumbing, metalwork, electrical installations, photovoltaics, ventilation systems, central vacuum cleaners and chimney construction. Additionally, the company operates a bathroom exhibition (BadExpo) and thus also offers services in the area of bathroom planning and equipment.

BIO3G, Merdrignac (France), succursale de Cortébert 

Cortébert · Since 2005

The company BIO3G develops, produces and markets biostimulant solutions for agriculture, aiming to promote natural processes in soil, plants and animals, rather than using chemical agents. The company's core activity includes research, development and manufacturing of biostimulant products intended to improve soil fertility, plant development and animal health.

Brunner & Imboden AG 

Gwatt (Thun) · Since 1989

Brunner + Imboden AG is a leading company in the fields of high and low voltage installations, telecommunications solutions, solar systems and alternative mobility. The core activities include: electrical installations (high and low voltage), telecommunications solutions, solar energy (photovoltaics), and alternative mobility. The company also offers services such as consulting, planning, design, installation, service, maintenance and upkeep in these areas.

CEDEQ Sàrl 

Cossonay-Ville · Since 2012

CEDEQ Sàrl provides heating, sanitary (plumbing) and renewable energy services. The company’s services include design and installation of heat pumps, pellet and gas heating systems, bathroom and water-treatment installations, as well as maintenance and emergency repairs.

Eichenberger Gebäudetechnik AG 

Reinach Ag · Since 2014

The company's core activity is the planning, installation and maintenance of building technology, particularly in the areas of plumbing, heating and ventilation. The company offers services such as new construction, renovation, modernization and maintenance of sanitary facilities, heating systems and ventilation systems. Additionally, it provides a 24-hour emergency service for repairs and maintenance.

ELIKO Holding AG 

Wohlen Ag · Since 2017

The core activity of ELIKO Holding AG is the marketing and distribution of hygiene products and sustainable lifestyle products, in particular textile products with the patented Livinguard technology, which can eliminate germs, as well as products such as the Hunu cup.

Enerpro GmbH 

Sulgen · Since 2022

The core activity of Enerpro GmbH is the planning, trading and installation of photovoltaic systems, particularly balcony power plants, solar power systems and battery storage systems for self-consumption. The company also offers solutions for optimizing self-consumption and autonomy.

Enerproject SA 

Mezzovico · Since 1995

The core activity of Enerproject is the development, manufacture and supply of compressor units and systems for various industrial applications, particularly in the fields of cryogenics, gas processing and compression, as well as the development of solutions for reducing carbon emissions. The company also provides comprehensive services such as maintenance, repair and overhaul of compressors, as well as engineering solutions for specific customer requirements.

ewr elektro ag 

Bad Ragaz · Since 2007

The core activity of ewr elektro ag is the planning, installation and maintenance of electrical systems in buildings, including the provision of solutions for building automation, smart home, photovoltaics and e-mobility. The company also offers services such as installation checks, project planning and consulting.

Faivre Energie SA 

Delémont · Since 2009

The core activity of Faivre Energie SA is to provide energy supply solutions, particularly in the fields of heating and solar energy. The company offers services to individuals and businesses, including the installation and maintenance of heating systems and photovoltaic installations.

FINERGY SA 

Etoy · Since 2012

FINERGY SA is an installer of photovoltaic systems, providing design, installation and maintenance services as well as energy storage solutions and electric vehicle charging stations. The company handles administrative procedures, carries out in-house engineering studies, offers monitoring and provides after-sales service and independent quality checks.

FINERGY SA, succursale de Versoix 

Versoix · Since 2022

FINERGY SA, succursale de Versoix provides planning, supply and installation of photovoltaic systems as well as energy storage solutions and electric vehicle charging stations. The company carries out technical project design, handles administrative procedures, arranges independent quality checks and offers maintenance and system monitoring.

Heeb AG Heizungsservice 

Au Sg · Since 1979

The core activity of Heeb AG Heizungsservice is the planning, consulting, installation, repair and maintenance of heating and plumbing systems, including the use of solar and heat pump technology. The company also offers services such as flue gas checks and service technology, and has its own workshop and storage space.

Isotosi AG 

Sierre · Since 2006

Isotosi SA is a provider of energy production solutions and products, particularly in the fields of building sealing, roofing, photovoltaics, masonry and landscaping, as well as security technology. The company's core activity encompasses the development, manufacture and distribution of products and services for energy production and efficiency in buildings.

Jürg Kühni AG 

Langnau Im Emmental · Since 2018

The core activity of Jürg Kühni AG encompasses the provision of services in the areas of sanitary installations, sanitary planning, sheet metal work, lightning protection, flat roof construction, and 24-hour emergency service. Specifically, the company offers the following services: Sanitary installations and planning for bathroom renovations, new buildings, and large-scale sanitary installations in public and commercial buildings; sheet metal work, particularly flat roof sealing, lightning protection, and custom-made products; and 24-hour emergency service for urgent repairs and maintenance work. Thus, the company provides a comprehensive range of services in the field of sanitary and sheet metal work.

Kunz-Solartech GmbH 

Brittnau · Since 2016

Kunz-Solartech GmbH designs, supplies and installs photovoltaic systems as well as battery storage and smart energy solutions. The company supports projects from consultation and subsidy advice to commissioning and maintenance, and offers contracting options for roof owners.

Kunz-Solartech GmbH, Zweigniederlassung Grenchen 

Grenchen · Since 2021

Kunz-Solartech GmbH, Zweigniederlassung Grenchen is a provider of photovoltaic systems and related services. The company designs, installs and maintains solar installations and offers battery storage, smart energy management, funding advice and contracting solutions.

Kunz-Solartech GmbH, Zweigniederlassung Inwil 

Inwil · Since 2019

Kunz-Solartech GmbH, Zweigniederlassung Inwil designs and installs photovoltaic systems and provides planning, installation and maintenance services, including battery storage and energy management solutions. The company supplies information on available subsidies, presents reference projects and offers an online solar calculator for cost and yield estimates.

Monty Gebäudetechnik GmbH 

Ittigen · Since 2022

The core activity of Monty Gebäudetechnik GmbH is the planning, coordination and realization of sanitary and heating systems, including the renovation and new construction of bathrooms, the installation of heating systems, including renewable energies, as well as the repair and maintenance of sanitary and heating systems.

MSE Metal Service Ecologic SA 

Novazzano · Since 1991

The core activity of Metal Service Ecologic SA is the provision of services in the field of waste management, specifically: industrial waste recovery, rental of containers, presses and other equipment, metal trading, metal analysis, customized transportation services, and clearance of technical and industrial premises. The company thus offers a comprehensive range of services in the field of waste management and metal trading.

Müller Müll Entsorgungsservice, Inhaber Öztürkoglu 

Wald Zh · Since 2015

The core activity of Müller Müll Entsorgungsservice is the professional execution of apartment clearances, including the disposal of waste, furniture and other items, as well as supporting customers in the preparation, execution and emotional processing of the clearance process.

Primeo Wärme AG 

Münchenstein · Since 2001

Primeo Wärme AG is a company within the Primeo Energie Group that develops and operates district heating systems and thermal energy contracting. It provides services for the planning, construction and operation of heating plants and heat networks.

Rainer Rapp AG 

Oberägeri · Since 2009

The core activity of Rainer Rapp AG is the installation, maintenance and repair of sanitary facilities and heating systems. The company offers services in the areas of sanitation and heating and employs correspondingly qualified personnel, such as sanitary masters, heating masters and sanitary installers.