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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPainting & PlasteringEhrendingenHans Merkli & Söhne AG
Hans Merkli & Söhne AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Hans Merkli + Söhne AG is the provision of services in the field of plastering and drywall construction, including plastering, drywall construction, fire protection, room acoustics, stucco work, renovation of old buildings, interior thermal insulation and ecological plastering.

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Products & services

Industry:Painting & Plastering
✓ Offered8
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Hans Merkli & Söhne AG

General rendering work
Internal and external rendering work for single-family houses up to multi-family developments; base coats, finishing coats, fine finishing coats as well as smooth coats in quality Q3 and Q4.
Drywall construction
Metal stud walls, ceilings, attic fit-out, new room layouts and partition walls; suitable for conversions, renovations of old buildings, as well as fire protection, sound insulation and acoustics.
Renovation of old buildings
Renovations of old buildings and conversions from kitchen remodels to complete refurbishment of multi-family houses; assessment on site, consultation and detailed offer.
Room acoustics
Acoustic ceilings and acoustic systems to reduce noise levels in meeting rooms, offices, living spaces, balcony soffits and garage entrances.
Stucco work
Custom stucco work with profiling, re-profiling, hand-pulled gypsum strips, as well as corner cornices and coves.
Internal thermal insulation
Internal insulation for living areas, damp cellars, listed buildings and rooms with external insulation; also after mould remediation.
Fire protection
Fire protection linings for columns, beams, walls, ceilings and ventilation ducts; determination and inspection of the fire protection rating via expert assessment.
Ecological plasters
Ecological plasters for interior areas in old buildings, renovations and new builds; diffusion-open, breathable, biological plasters with mouldable surfaces.
Trust & reputation

ranQ Trust Score of Hans Merkli & Söhne AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Hans Merkli & Söhne AG scores 66.1 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.63.324%
  • 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.45.610%
  • 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.100.08%
Hans Merkli & Söhne AG scores 78.6 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.75.012%
  • 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%
Hans Merkli & Söhne 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%
Hans Merkli & Söhne AG scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hans Merkli & Söhne AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 5 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
4.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.25
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Gipsstrasse 2
5420 Ehrendingen

At a glance

Legal form
Corporation
UID
CHE-471.745.825
Founded
2019 · 7 years
Last commercial register change
July 1, 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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