Crafts & Trades

EnaLex Vasic 

Allschwil · Since 2001

The core activity of EnaLex Vasic is the assembly and consulting of heating, air conditioning and sanitary systems, including the planning and installation of gas, oil heating systems, solar heating systems and heat pumps.

ENEA Wärmetechnik GmbH 

Flurlingen · Since 2021

The core activity of ENEA Wärmetechnik is the planning, installation and maintenance of heating systems, including heat pumps, gas heating systems and oil heating systems, as well as providing emergency services in the field of heating technology.

energiehoch4 AG 

Glattpark (Opfikon) · Since 1999

The core activity of Energiehoch4 AG is the planning and implementation of sustainable building technology, including heating, ventilation, air conditioning, refrigeration, sanitary, sprinkler and energy-related special systems, as well as consulting and advisory services in these areas.

Engeo AG 

Arnegg · Since 1999

The core activity of Engeo AG is the development, construction and maintenance of geothermal systems, particularly ground-source heat exchanger systems, as well as the provision of engineering services and services in the field of geothermal energy. This includes, among other things: * The development and distribution of test automats and measuring devices for geothermal systems * The planning, execution and maintenance of ground-source heat exchanger systems and brine circuits * The performance of Thermal Response Tests (TRT) and other measurements for the analysis and optimization of geothermal systems * The provision of engineering services, such as the sizing, quality assurance and measurement of geothermal systems * The development of special equipment and solutions for geothermal energy The company positions itself as a specialist in the use of geothermal energy for heating, air conditioning and hot water preparation of buildings.

ENTREPRISE GENERALE D'ELECTRICITE ET TELEPHONE N. GARCIA Sàrl 

Geneva · Since 1999

The core activity of N. Garcia Sàrl is to provide services in the installation and repair of electrical systems, telecommunications systems, computers and household appliances. The company offers the following services in particular: installation and repair of electrical systems, installation and repair of telecommunications systems (telephony, internet), installation and repair of computers and IT systems, and installation and repair of household appliances (electromenager). The company provides these services to both private individuals and businesses and operates in the Geneva region.

Entresol, Mores & Fils SNC 

La Chaux-De-Fonds · Since 2024

The core activity of Entresol is the laying and sale of floor coverings, particularly parquet, resilient floor coverings and carpets, as well as the installation of curtains.

Eplan AG 

Reinach Bl · Since 2004

The core activity of Eplan AG is electrical planning, lighting design and safety, particularly in the areas of energy supply, healthcare, industry, public buildings and residential construction.

Erbli Group AG 

Liebefeld · Since 2021

The core activity of Erbli Group AG is the provision of services in the construction sector, particularly in the areas of: plastering, facade construction, drywall construction, painting, construction consulting, monument preservation, and sustainability and environmental protection. The company offers these services for both new construction and renovation, modernization and refurbishment projects, and caters to both business and private customers.

Erwin Brülisauer Blechmontagen GmbH 

Rehetobel · Since 2004

The core activity of Erwin Brülisauer Blechmontagen GmbH is sheet metal work, particularly planning, consulting, manufacturing and installation of roof constructions, including pitched and flat roofs, as well as carrying out roof inspections and lightning protection work, mainly for single-family homes in the Rehetobel region and surrounding areas.

Erwin Gerber Sàrl 

Delémont · Since 2008

The core activity of Erwin Gerber SA is to provide services and solutions in the fields of electrical engineering, telecommunications, and security technology. Specifically, this includes: installation and planning of electrical systems, alarm and security systems (burglary, fire, water, video surveillance), telecommunications solutions (telephony, internet, networks), installation and configuration of computer networks (Ethernet, fibre optic), and installation of telephone systems and equipment. The company positions itself as a comprehensive service provider for all types of electrical and telecommunications requirements in the residential, commercial, and administrative sectors.

Espace Concept SARL 

Geneva · Since 2001

The core activity of Espace Concept is the provision of services in the field of architecture and interior decoration, including the planning, design and implementation of projects, as well as the manufacture and production of furniture, textiles and other decorative objects by its own skilled craftsmen and specialists.

ETAH AG 

Winterthur · Since 2018

ETAH AG is a company for electrotechnical installations offering electrical planning, new-build and renovation work as well as service and repairs. Its services include petrol-station construction and maintenance, commercial and industrial electrical projects, lighting and e-mobility charging infrastructure.

E.T.P Service Elektronik GmbH 

Arlesheim · Since 2020

The core activity of E.T.P Service Elektrotechnik GmbH is the provision of services in the fields of electrical engineering, telecommunications, IT support, network maintenance, installation and maintenance of alarm systems, TV and satellite systems, as well as home automation.

Ettlin AG 

Alpnach Dorf · Since 2004

The core activity of Ettlin AG is the planning, design and installation of electrical systems for new buildings and renovations, including electrical installation, service, telecommunications/IT, lighting and smart home solutions.

ETVIN GmbH 

Herznach · Since 2021

The core activity of ETVIN GmbH is the execution of plastering work, including new buildings, conversions, renovations, facade insulation, interior and exterior plastering, painting work, drywall construction and acoustic ceilings as well as facade renovation.

Eugenio fürs Büro AG 

Chur · Since 1998

The core activity of Eugenio fürs Büro AG is the planning, consulting and realization of office and object furnishings, including conception, preparation of offers, sampling, repair service, assembly and relocation. The company also offers second-hand furniture and rental furniture, and supports customers in designing aesthetically and ergonomically pleasing work environments.

Eugen Notter GmbH 

Wohlen Ag · Since 2006

Eugen Notter GmbH is a painting contractor providing interior and exterior painting as well as restoration and specialist surface treatments. Services include conventional painting, wallpapering, decorative finishes (e.g., glazes, marbling), wood treatment, concrete repair, algae remediation, floor coatings, gilding, scaffolding and room design.

euroroof ag 

Schwarzenburg · Since 2009

euroroof ag provides planning, engineering, installation and annual inspection of fall protection systems for roofs and installations. Services include anchor points, horizontal and vertical systems, personal fall protection equipment (PFPE), training, maintenance and testing.

euroroof montage gmbh 

Schwarzenburg · Since 2001

euroroof montage gmbh provides planning, engineering, installation and inspection of fall-protection systems for roofs and industrial installations. Services include supply of personal fall protection equipment (PSAgA), risk analyses, user training and annual inspections.

E. & W. Bertschi AG 

Gontenschwil · Since 1982

The core activity of E. + W. Bertschi AG is the planning, installation and maintenance of sanitary facilities, plumbing, heating, central vacuum systems and water softening. The company positions itself as a specialist for all sanitary facilities and thus offers comprehensive services in the field of building technology.