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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationOberburgElektro Grunder & Riesen AG
Elektro Grunder & Riesen AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company 'die wissen wie!' is the provision of electrical services, including: electrical installations, service and maintenance, communication, household appliances, building automation, smart home solutions, PV systems, e-mobility, and electrical planning. The company offers a wide range of services in the electrical sector and focuses on innovative, sustainable solutions.

AI-generated
Offering

Products & services

Industry:Electrical Planning & Installation
✓ Offered9
Electrical installations
Electrical installations for new builds, conversions, residential buildings, industrial facilities, as well as commercial and agricultural businesses; distribution cabinets, fuses, power, lighting and socket outlet installations, earthing and surge protection.
Building automation
Building automation for energy-efficient and cost-effective operation of properties; control and automation systems, sensors and actuators, air-conditioning and heating control, lighting, energy management as well as security and access systems.
Electrical planning
Electrical planning for new builds, conversions and extensions; consulting and needs analysis, design and planning, calculations, lighting planning, project management and planning according to SIA phases 102.
PV systems
Photovoltaic systems for roof and façade areas; roof-mounted, in-roof and flat-roof systems, façade photovoltaics, solar batteries and storage systems as well as energy management systems.
E-mobility
Charging stations and charging infrastructure for private and commercial locations; home charging stations, public charging stations, load management, as well as charging cables and adapters.
Smart home
Smart home solutions for lighting, heating, security and energy management; intelligent lighting, thermostats, security and monitoring systems, speakers and assistants as well as automation systems and hubs.
Service and maintenance
Service, maintenance and repairs for electrical installations and systems; maintenance, fault rectification and professional care of existing systems.
Communication
Communication installations and solutions in the electrical sector; listed on the website as a service, with no further detailed description.
Household appliances
Consulting, sales, repairs, replacement and service for household appliances; washing machines, tumble dryers, refrigerators and freezers, cookers, ovens, steamers, glass-ceramic and induction hobs, and dishwashers.
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4.1/5

Elektro Grunder & Riesen AG

Trust & reputation

ranQ Trust Score of Elektro Grunder & Riesen AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Elektro Grunder & Riesen AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Elektro Grunder & Riesen AG scores 87.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Elektro Grunder & Riesen AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).83.322%
Elektro Grunder & Riesen AG scores 10.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Elektro Grunder & Riesen AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Emmentalstrasse 64
3414 Oberburg

At a glance

Legal form
Corporation
UID
CHE-107.183.072
Founded
1989 · 37 years
Last commercial register change
September 16, 2025
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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