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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingBassersdorfCarl Meier Sohn AG
Carl Meier Sohn AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Carl-Meier-Sohn is roofing, particularly roofing, facade work, laser sheet metal processing, lightning protection, roof maintenance and crane work.

AI-generated
Offering

Products & services

Industry:RoofingSheet Metal Work
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4.3/5

Carl Meier Sohn AG

✓ Offered7
Building sheet metal work
All sheet metal work on the building envelope, creative roof design and custom sheet metal work as desired; execution for new builds, renovations and individual property solutions.
Roofing
Planning and implementation of new builds as well as roof renovations, including advice on different waterproofing options and roof solutions.
Facades
Facade cladding for new builds and conversions, implementation of architectural and design ideas with advice and execution as desired.
Laser sheet metal processing
Complex and demanding sheet metal work with TruLaser 3030 fiber, supported by CAD drawings for custom metal parts and special fabrications.
Lightning protection
Lightning protection for buildings and installations, especially for exposed assets; professionally installed lightning protection systems to protect the house and its occupants.
Roof maintenance
Inspection and maintenance work on the building envelope and on flat roofs, regular checks of the roof condition and preventive maintenance to preserve value.
Crane work
Transport and lifting work with a pneumatic crane and a small assembly crane, including use with a crane operator for roof transports, repositioning and other lifting tasks.
Trust & reputation

ranQ Trust Score of Carl Meier Sohn AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Carl Meier Sohn AG scores 73.8 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.75.924%
  • 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.65.210%
  • 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.78.08%
Carl Meier Sohn AG scores 89.3 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.70.07%
Carl Meier Sohn 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%
Carl Meier Sohn AG scores 60.0 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 35.60.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Carl Meier Sohn AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 12 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
4.7
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.712
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hardstrasse 10
8303 Bassersdorf
Opening hours
Mon
07:00 - 12:00, 13:30 - 17:00
Tue
07:00 - 12:00, 13:30 - 17:00
Wed
07:00 - 12:00, 13:30 - 17:00
Thu
07:00 - 12:00, 13:30 - 17:00
Fri
07:00 - 12:00, 14:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.301.302
Founded
2002 · 24 years
Last commercial register change
May 14, 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.
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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