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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingGrüningenGyr-Dachservice GmbH
Gyr-Dachservice GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Gyr-Dachservice GmbH provides specialised roof maintenance, inspection and repair services for flat and pitched roofs. Services include cleaning and clearing of drains, inspection of sheet-metal connections and seals, maintenance of solar installations, installation of fall-protection systems, emergency measures and written condition reports. The company also offers service contracts (roof service subscription) for regular inspections and minor repairs.

AI-generated
Offering

Products & services

Industry:Roofing
✓ Offered6
Roof service subscription
Regular roof inspection, cleaning and maintenance with a report on the roof condition; inspection of downpipes, gutters, sheet-metal joints, sealing joints, light domes and roof access hatches.
Maintenance and service
Roof maintenance including removal of foreign growth, cleaning of roof water inlets, checking wind-blown deposits, sheet-metal joints, caulked joints, light domes, roof access hatches and roof waterproofing.
Repair work
Repairs to the roof as well as immediate measures to prevent water damage; minor damage is fixed right away, larger repairs are offered.
Solar installation maintenance
Maintenance and cleaning of solar installations, as well as checking penetration resistance; stated as part of the roof service and the roof service subscription.
Fall protection systems
Planning, assembly and legally compliant installation of fall protection systems on the roof.
Roof condition report
Written report on the roof condition after the inspection, including assessment and notes on identified damage or necessary measures.
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4.2/5

Gyr-Dachservice GmbH

Trust & reputation

ranQ Trust Score of Gyr-Dachservice GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Gyr-Dachservice GmbH scores 74.0 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.72.524%
  • 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.61.010%
  • 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.95.08%
Gyr-Dachservice GmbH scores 83.0 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%
Gyr-Dachservice GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Gyr-Dachservice GmbH scores 6.0 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 35.6.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gyr-Dachservice GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 10 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
4.6
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.610
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Industriestrasse 11a
8627 Grüningen
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-106.004.712
Founded
1986 · 40 years
Last commercial register change
January 13, 2017
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.
88.0
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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