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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationOberlunkhofenBruntech AG
Bruntech AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bruntech AG includes the planning, implementation and maintenance of plants for renewable energies, in particular: heat pumps and hybrid collector systems, solar and photovoltaic systems, cisterns, spring and rainwater systems, noise reduction solutions, including noise-cancelling technology, to reduce noise emissions, and energy storage systems. The company also offers consulting, planning and repair services for these systems.

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Offering

Products & services

Industry:Electrical Planning & InstallationSolar & Photovoltaics
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3.9/5

Bruntech AG

✓ Offered8
Consulting
Consulting for heat pumps, hybrid and solar systems, as well as alternative energy solutions; support for planning, implementation and technical questions.
Planning
Planning of heat pumps for new builds and renovations, as well as solar/photovoltaic, cistern, spring and rainwater systems.
Project delivery as general contractor
Delivery of systems as a general contractor, from implementation through to professional commissioning.
Service
Repair service and support for solar/photovoltaic systems as well as for cistern, spring and rainwater systems.
Heat pump systems
Heat pumps for new builds and renovations, including combined heat pump/hybrid collector systems and custom solutions.
Hybrid and solar systems
Hybrid and solar systems for alternative energy supply, including planning, delivery and maintenance or repair.
Sound insulation solutions
Sound insulation for heat pumps and other applications, with acoustic measurement and noise-cancelling solutions to reduce noise emissions.
Energy storage
Energy storage as a product area for alternative energy systems and their self-consumption or storage solutions.
Trust & reputation

ranQ Trust Score of Bruntech AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Bruntech AG scores 53.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.70.824%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.27.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Bruntech AG scores 85.5 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%
Bruntech 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%
Bruntech AG scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bruntech AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Location

Schützengasse 4
8917 Oberlunkhofen

At a glance

Legal form
Corporation
UID
CHE-102.752.672
Founded
1983 · 43 years
Last commercial register change
January 8, 2013
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.70.03%
    • Full methodology

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