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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingZufikonBedachungen Junghanns & Sommer GmbH
Bedachungen Junghanns & Sommer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of JS Bedachungen GmbH is the provision of services in the field of roofing, particularly in the renovation and new construction of pitched and flat roofs, as well as the installation of Velux skylights and the use of liquid plastics. Additionally, the company also offers terrace renovations.

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Products & services

Industry:Roofing
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4.1/5

Bedachungen Junghanns & Sommer GmbH

11
Roofing
Pitched and flat roofs, insulation and thermal insulation, weather protection, durability; repairs as well as support for new builds and renovations.
Terrace renovation
Renovation of terraces using weather-resistant solutions, connections to masonry and liquid plastic; redesigning terraces into usable seating areas.
VELUX roof windows
Consulting and installation of manual, electric and solar-powered roof windows, including window systems, lighting solutions and retrofits.
Flat roof windows
Flat roof windows with curved glass, flat glass or plastic cover hood; also light domes, modular skylights and special solutions for egress as well as smoke and heat venting.
Liquid plastic
Sealing and connections with liquid plastic for terraces, connections to masonry and repairs on flat roofs.
Sun and heat protection for roof windows
Interior roller blinds, exterior roller shutters, insect screen roller blinds as well as sun and heat protection for roof windows and flat roof windows, manual, electric or solar-powered.
Roof balcony and roof terrace
Solutions with VELUX for a roof balcony and roof terrace, to turn roof windows into a balcony or to create access to the terrace.
Sun-Tunnel
Light tubes for natural illumination of interior rooms, as a quick and cost-effective solution with simple installation.
Accessories and spare parts for roof windows
Accessories for operation, safety and maintenance as well as spare parts for VELUX roof windows, including controls, retrofit kits, care kits and safety accessories.
Energy-efficient glazing
Two- or three-pane VELUX windows with thermal insulation, sound insulation, safety lamination and UV filter.
Automated products
Electric and solar-powered roof windows and accessories with smart home control, automated routines and remote control.
Trust & reputation

ranQ Trust Score of Bedachungen Junghanns & Sommer GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Bedachungen Junghanns & Sommer GmbH scores 77.3 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.81.624%
  • 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.58.610%
  • 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.88.08%
Bedachungen Junghanns & Sommer GmbH scores 67.8 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.64.612%
  • 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%
Bedachungen Junghanns & Sommer GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Bedachungen Junghanns & Sommer GmbH scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bedachungen Junghanns & Sommer 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 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rosmattstrasse 14
5621 Zufikon
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-407.017.475
Founded
2021 · 5 years
Last commercial register change
November 9, 2023
Employees
1 to 10
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.88.06%
  • 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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