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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingLenzburgMüller Dach und Fassaden AG
Müller Dach und Fassaden AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Müller Dach und Fassaden AG is the execution of works in the field of roofing, sheet metal work and facade cladding, including the maintenance and repair of roofs. Specifically, this includes the creation and repair of pitched and flat roofs, facade cladding, sheet metal work and minor carpentry work.

AI-generated
Offering

Products & services

Industry:Roofing
✓ Offered7
Pitched-roof roofing
Pitched roofs for new construction, renovation and repairs; construction of gable roofs, mansard roofs, hipped roofs, pyramid roofs, shed roofs and half-hip (cripple hip) roofs with tiles, sheet metal, profiled metal sheeting, sandwich panels, corrugated Eternit and slate.
Flat roof
Flat roofs for single-family homes, multi-family buildings, industrial buildings and carports; construction and repair including insulation, insulating layers, protective and load-bearing layers, as well as roof greening.
Sheet metal work
Custom-made work from the in-house sheet metal workshop, including gutters, flashings, standing-seam roofs, parapet caps, chimney flashings, dormer cladding and window sills; processing of copper, titane-zinc, aluminium and chromium steel.
Facades
Facades for single-family homes and industrial halls; ventilated facades as well as timber facades, sheet metal facades and Eternit facades, including insulation and cladding.
Roof maintenance
Annual roof inspections, maintenance work on flat and pitched roofs, and roof cleaning.
Emergency service
Quick help with storm damage and other roof damage, to protect the building from rain again as soon as possible and prevent further damage.
Carpentry work
Smaller carpentry jobs for interior fit-out and outdoor areas; for large projects, collaboration with long-standing partners.
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4.2/5

Müller Dach und Fassaden AG

Trust & reputation

ranQ Trust Score of Müller Dach und Fassaden AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Müller Dach und Fassaden AG scores 69.1 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.58.724%
  • 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.73.510%
  • 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%
Müller Dach und Fassaden AG scores 92.3 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.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.82.07%
Müller Dach und Fassaden AG 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%
Müller Dach und Fassaden AG scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Müller Dach und Fassaden AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 17 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
4.1
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle4.117
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Sägestrasse 45
5600 Lenzburg
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-109.342.418
Founded
2001 · 25 years
Last commercial register change
March 10, 2020
Employees
21 to 50
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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