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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionBurgisteinZenger Montagen GmbH
Zenger Montagen GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Zenger Montagen GmbH is the execution of carpentry work, in particular window assembly, repair and service, as well as general interior finishing work.

AI-generated
Offering

Products & services

Industry:Interior Construction
✓ Offered9
Window installation
Windows and doors from consultation to installation, including window installations for businesses and private customers, windows made of plastic, wood or wood-metal.
Window repairs and window service
Window repairs, service for windows and doors, replacement of defective window panes, replace or repair shutters.
General joinery work
General joinery work, assemblies, renovations as well as smaller changes and professional workmanship around wood and interior fit-out.
Interior fit-out
Interior fit-out with kitchens, furniture and other joinery solutions in cooperation with the joinery workshop E. Hänni.
Insect screens / fly screens
Precise installation of insect screens / fly screens for windows and doors.
Installation of cat flaps and other modifications
Installation of cat flaps, assembly of purchased furniture and other minor changes or adjustments.
Entrance doors
Installation and work on entrance doors as part of window and joinery work.
Garden fence
Assembly of garden fencing as additional joinery and installation work.
Care sets for wooden and plastic windows
Cleaning and care sets for wooden windows and plastic windows, available to order as Wisaclean® color and Wisaclean® extra.
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4.1/5

Zenger Montagen GmbH

Trust & reputation

ranQ Trust Score of Zenger Montagen GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Zenger Montagen GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Zenger Montagen GmbH scores 82.0 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.97.712%
  • 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%
Zenger Montagen 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%
Zenger Montagen GmbH scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zenger Montagen GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Krummacker 10b
3664 Burgistein
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-440.035.863
Founded
2012 · 14 years
Last commercial register change
March 25, 2024
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.
88.0
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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