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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesMuri B. BernGrowe-Siegenthaler AG, Zweigniederlassung Muri bei Bern
Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern provides roofing and waterproofing services as well as customer service. Its services include flat roofs, pitched roofs, sheet metal work, green roofs, renovation, and maintenance of building fabric and value.

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Products & services

Industry:Specialized Construction ActivitiesRoofingSheet Metal Work
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3.9/5

Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern

✓ Offered5
Flat roof works
Flat roof works for new builds, refurbishments and maintenance, complemented by emergency service, sheet metal work and green roofs.
Roof refurbishment works
Roof refurbishment works, including repairs as part of flat roof, pitched roof and sheet metal work, plus customer service.
Sheet metal work
Sheet metal work for roofs and building envelopes, complemented by customer service, flat roof works and green roofs.
Green roofs
Green roofs for flat roofs, as a complementary service to customer service, flat roof works and refurbishments.
Roof customer service
Customer service for roofing systems, with rapid interventions and support for flat roof, pitched roof and refurbishment work.
Trust & reputation

ranQ Trust Score of Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern 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.
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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%
Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern scores 52.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.25.012%
  • 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.70.07%
Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern 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%
Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern scores 100.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Growe-Siegenthaler AG, Zweigniederlassung Muri bei Bern reaches a ranQ Trust Score of 3.9 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

Tannental 8
3074 Muri B. Bern

At a glance

Legal form
Branch
UID
CHE-375.465.353
Founded
2025 · 1 year
Last commercial register change
October 8, 2025
Employees
11 to 20
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.76.06%
  • 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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