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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesCarpenterMurgenthalGuido Sommerhalder
Guido Sommerhalder Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Schreinerei Sommerhalder is the manufacture and installation of windows, doors and other wood products, as well as general carpentry work and repairs.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Carpenter
✓ Offered3
Window and door construction
Windows and doors made of wood, wood-metal and plastic for new builds and conversions; including adjustment work on hardware and seals as well as repairs for broken glass.
Installation work
Installation of insect screens and spider frames; fitting of cat and dog flaps as well as other mounting work related to wooden and building components.
Carpentry work and repairs
General carpentry work and repairs, including adjustments to hardware and seals as well as repairs for broken glass.
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3.8/5

Guido Sommerhalder

Trust & reputation

ranQ Trust Score of Guido Sommerhalder: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

Guido Sommerhalder scores 53.8 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.70.824%
  • 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.27.910%
  • 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.35.08%
Guido Sommerhalder scores 78.5 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.55.07%
Guido Sommerhalder scores 86.7 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).86.722%
Guido Sommerhalder scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Guido Sommerhalder reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Weidstrasse 2
4853 Murgenthal
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
Sole proprietorship
UID
CHE-107.723.761
Founded
1995 · 31 years
Last commercial register change
February 6, 2023
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • AGMurgenthal
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.
67.0
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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