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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesSheet Metal WorkBulleStaremberg SA
Staremberg SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Staremberg SA encompasses the areas of sheet metal work, roofing, waterproofing and facade cladding. Specifically, the company offers the following services: Sheet metal work: manufacturing and installation of metal roof and facade cladding, including copper, zinc, aluminum and stainless steel. Roofing: roofing with various materials such as tiles, concrete, metal and eternit. Waterproofing: sealing work with various materials such as bitumen, synthetic materials and liquid sealants. Facade cladding: cladding of facades with various materials. The company also offers renovation work on existing roofs and facades.

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Offering

Products & services

Industry:Sheet Metal Work
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Staremberg SA

✓ Offered4
Sheet metal work
Custom fabrication and installation of roofing details to ensure watertightness, including double-clip or batten-attachment fixing, flashings, dormers, gutters, valleys and ridge caps.
Roof covering
Installation of roof coverings with flat tiles, interlocking terracotta or concrete tiles, corrugated or flat Eternit and slate, including roof maintenance and repairs.
Waterproofing
Bituminous and synthetic waterproofing work, insulation for roofs, terraces, walls and façades, as well as treatment of water ingress and roof maintenance contracts.
Facade cladding
Facade cladding in tiles, Eternit, stainless steel, copper or zinc, with consulting and execution for buildings and renovations.
Trust & reputation

ranQ Trust Score of Staremberg SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Staremberg SA scores 70.8 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.75.024%
  • 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.77.410%
  • 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.50.08%
Staremberg SA scores 84.8 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.89.612%
  • 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%
Staremberg SA scores 85.0 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).85.022%
Staremberg SA scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Staremberg SA 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 20 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 20 reviews across all connected sources

Sources
GGoogle4.620
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Route de la Pâla 132
1630 Bulle
Opening hours
Mon
08:00 - 11:50
Tue
08:00 - 11:50
Wed
08:00 - 11:50
Thu
08:00 - 11:50
Fri
08:00 - 11:50
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-206.427.817
Founded
2015 · 11 years
Last commercial register change
March 10, 2026
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.
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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