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

About the company

The core activity of Reto Bühler AG is the provision of services in the field of sheet metal work, particularly: sheet metal work (sheet metal and sealing on the building envelope), facade construction, roofing (pitched roof, flat roof), lightning protection systems, metalwork (thin sheet metal processing), window sills and frames. The company thus offers a comprehensive range of services for the maintenance and expansion of buildings.

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Offering

Products & services

Industry:RoofingSheet Metal Work
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4.0/5

Reto Bühler AG

✓ Offered9
Sheet metal works
Sheet metal works and sealing on the building envelope, including dormers, chimney flashings, gutters, ornaments, as well as restoration and replacement of cladding.
Façade construction
Façades with substructures made of wood or metal, thermal insulation with stone wool or glass wool, as well as metal façades with weather-resistant, long-lasting finishes.
Pitched roof
Pitched roofs with clay tiles or metal shingles, complete roof refurbishments, thermal insulation, and replacement and installation of roof windows.
Flat roof
Flat roof waterproofing, finishing sheet metal, parapet copings, green roofs, window connections with liquid plastic, as well as renovations and thermal insulation.
Roof maintenance
Cleaning of gutters and downpipes, repair of wind and storm damage, inspections, maintenance and maintenance subscriptions for flat and pitched roofs.
Lightning protection systems
Planning and installation of lightning protection systems for different roof types and building types, including professional inspection of the system.
Metal roofs
Installation of thin-sheet metal roofs for low-pitched roofs, virtually maintenance-free, storm-proof, and available in various shapes and colours.
Claddings
Metal claddings for dormers, chimney caps, bargeboards and fascia boards, solar installations, fireplaces, ceilings, posts, and building façades.
Window sills & frames
Window sills and special profiles made to measure, as well as welded and plug-in frames made from aluminium, copper, stainless steel, titanium zinc, wood or wood-based materials.
Trust & reputation

ranQ Trust Score of Reto Bühler AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Reto Bühler AG scores 66.6 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.67.924%
  • 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.40.910%
  • 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.95.08%
Reto Bühler AG scores 78.3 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.83.012%
  • 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%
Reto Bühler 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%
Reto Bühler AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Reto Bühler AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 out of 5 stars from 4 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
4.5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle4.54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Brunnrietstrasse 7
9514 Wuppenau
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-458.676.903
Founded
2017 · 9 years
Last commercial register change
June 24, 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.70.03%
    • Full methodology

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