
Electrotechnical company for energy, communication and automation with four locations in Eastern Switzerland

Elektro Kuster Goldach GmbH
Goldach · St. Gallen · Horn · UzwilNew on Amplifa
About Elektro Kuster
Elektro Kuster GmbH is an electrotechnical company founded in 1987, headquartered in Goldach with additional locations in St. Gallen, Uzwil and Horn. Now run by the second generation, the family-owned company accompanies projects from electrical planning through execution to service and maintenance. The service portfolio includes electrical installations, smart home and KNX systems, fibre optic connections (FttH), photovoltaic systems, e-mobility charging connections and automation. In addition, the company offers periodic inspections with inspection reports as well as a 7×24-hour on-call service for faults and emergencies. Customers come from the building, energy and communication technology sectors in Eastern Switzerland. Since 2017, the group has consisted of Elektro Kuster Goldach GmbH as the holding company and Elektro Kuster St. Gallen GmbH; since April 2021, a dedicated photovoltaics department has been part of the offering.
- Site
- Goldach
- Processes
- Electrical installations (planning to execution), Electrical planning, Photovoltaic system installation, E-mobility charging connections, Smart home / KNX installation, Fibre optic connections (FttH), Automation, Periodic inspections / inspection reports
- Materials
- Electrical installation, Smart home / KNX, Fibre optic connections (FttH), Photovoltaics, E-mobility, Automation, Emergency lighting
- Founded
- 1987
- Industries
- Electrical engineering, Building technology, Energy, Communication, Automation
- 01
Electrical planning
- 02
Installation and execution
- 03
Commissioning
- 04
Periodic inspections
- 05
Service, maintenance and on-call service
Services and Systems
Electrical installation
Installations for residential, commercial and industrial buildings from planning through to execution.
Smart home / KNX
Building automation and networking of building technology as a core field since the company was founded.
Fibre optic connections (FttH)
Connection of buildings to the fibre optic network, among others as a SAKnet installation partner.
Photovoltaics
Planning and installation of photovoltaic systems since the founding of the dedicated department in 2021.
E-mobility
Connections and charging infrastructure for electric vehicles.
Automation
Automation solutions in building and plant technology.
Emergency lighting
Service centre for emergency lighting systems since 1995.
Locations

Goldach
CHHeadquarters (Elektro Kuster Goldach GmbH)
- Materials
- Electrical installation, smart home/KNX, FttH, PV, automation
- Warehouse
- Workshop
- Office premises
St. Gallen
CHLocation (Elektro Kuster St. Gallen GmbH), Fürstenlandstrasse 101
- Materials
- Electrical installation, smart home/KNX, FttH, automation
Horn
CHBranch (Elektro Kuster Goldach GmbH), Seestr. 21
- Materials
- Electrical installation, emergency lighting service
Uzwil
CHLocation according to website; Niederuzwil branch an independent company since 2013
Service Areas


Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Electrical installations (planning to execution)Assembly | – | – | – | – | – |
| Electrical planningEngineering | – | – | – | – | – |
| Photovoltaic system installationAssembly | – | – | – | – | – |
| E-mobility charging connectionsAssembly | – | – | – | – | – |
| Smart home / KNX installationAssembly | – | – | – | – | – |
| Fibre optic connections (FttH)Assembly | – | – | – | – | – |
| AutomationAssembly | – | – | – | – | – |
| Periodic inspections / inspection reportsTesting | – | – | – | – | – |
| Service, maintenance, 7x24h on-call serviceAssembly | – | – | – | – | – |
| Emergency lighting system serviceAssembly | – | – | – | – | – |
Additional services
Company History
- 1987
Opening of the electrical installation business on 1.1.1987; first employee from 1.4.1987; first participation in the WUGA.
- 1988
First electrical fitter apprentice
- 1992
Number of employees exceeds 10 for the first time
- 1995
Foundation of the Horn branch; takeover of the service centre for emergency lighting systems
- 1996
Renovation of the property at St. Gallerstr. 43, Goldach; move into new premises
- 1997
Foundation of the Niederuzwil branch; opening of the partner company Elektro Intra GmbH in St. Gallen
- 2000
Sole proprietorship is converted into a GmbH (ETU Elektro Kuster GmbH); commercial register entry 6.6.2000
- 2002
Introduction of the 7×24 h on-call organisation
- 2005
New branch manager in Niederuzwil, relocation with personnel expansion
- 2009
Opening of the Herisau branch with Aldo Carrera as managing director
- 2013
The Niederuzwil and Herisau branches become independent companies
- 2014
Sepp Kuster jun. returns to the company as project manager
- 2015
Carmine Scirocco sells his shares in Elektro Intra GmbH to ETU Elektro Kuster GmbH
- 2016
Josef Kuster jun. takes over the management of Elektro Intra GmbH
- 2017
Elektro Intra GmbH becomes Elektro Kuster St. Gallen GmbH; relocation to Fürstenlandstr. 101; ETU Elektro Kuster GmbH becomes Elektro Kuster Goldach GmbH and takes over the holding function
- 2019
Felix Kuster becomes head of administration
- 2021
Sepp & Esther Kuster hand over the business to their sons Josef & Felix; founding of the photovoltaics department
- 2023
Introduction of the 4.5-day week