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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionGrossdietwilAdolf Müller GmbH
Adolf Müller GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Adolf Müller GmbH consists of two main areas: 1. **Metal Construction**: The company offers services in the field of metal construction, including planning, production and assembly of metal structures, such as aluminum doors, windows and facades. 2. **Sheet Metal Work**: The company offers services in the field of sheet metal work, including planning, production and assembly of gutters, downspouts, base plates, claddings and coverings made of sheet metal.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered12
Metal construction
Consulting, planning and execution of metal construction projects with glass/metal expertise, 3D drawing software and on-time delivery.
Sheet metal work
Sheet metal work for gutters, downpipes, base flashing sheets, edging flashings and complete metal cladding, including planning, solution-finding and clean workmanship.
Roofing
Roof covering of roofs as a sheet metal service within the scope of the listed sheet-metal and roofing works.
Waterproofing
Waterproofing as part of the listed sheet metal and roofing works.
Chimney construction
Chimney construction as a sheet metal service for the sheet-metal and roof surroundings.
Lightning protection
Lightning protection for buildings as part of the sheet metal works.
Sanitary installation
Sanitary installation for bathroom conversions and renovations, including planning, execution, service and repair work, as well as water transport and service connection lines.
Metal & Design
Special metal structures with a design-focused approach, listed as a separate reference category in the metal construction portfolio.
Staircase
Metal staircases as part of the metal construction portfolio.
Balcony
Metal balcony structures as part of the metal construction offering.
Railings
Metal railings for buildings and facilities, listed in the metal construction portfolio.
Door / Window
Doors and windows in metal construction, including planning and execution as a glass/metal solution.
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4.1/5

Adolf Müller GmbH

Trust & reputation

ranQ Trust Score of Adolf Müller GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Adolf Müller GmbH scores 65.9 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.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.70.08%
Adolf Müller GmbH scores 86.7 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.70.07%
Adolf Müller GmbH 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%
Adolf Müller GmbH scores 14.0 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 35.14.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Adolf Müller GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Babigässli 2
6146 Grossdietwil
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-105.330.511
Founded
2007 · 19 years
Last commercial register change
September 17, 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.
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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