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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesRafzIsufi Montage GmbH
Isufi Montage GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Isufi Montage GmbH is a company specializing in custom manufacture, installation and maintenance of windows. It provides bespoke windows, glass replacement, burglary-protection solutions, cleaning and disposal services, and a 24-hour emergency service.

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Products & services

Industry:Specialized Construction Activities
✓ Offered7
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Isufi Montage GmbH

Custom window manufacturing
Custom windows for residential and commercial buildings, manufactured according to customers’ requirements, wishes and design styles; with functionality, design and durable materials.
Window installation
Window installations for new builds and renovations, with precise installation, optimal insulation and adaptation to the respective customer requirements.
Glass replacement
Replacement of damaged or old windows with quality glass to improve thermal and acoustic insulation as well as a neat appearance.
Window repair and maintenance
Repair, maintenance and performance optimization of windows, from insulation to precise opening and closing, including cleaning and detailed service.
Burglar protection for windows and doors
Theft protection systems for windows and doors, with solutions for greater security in residential and commercial properties.
Cleaning services
Cleaning services for apartments, offices and commercial areas, including daily and seasonal cleaning as well as window and upholstery cleaning.
Clear-outs and disposal
Clear-outs, dismantling and eco-friendly disposal for apartments up to factory halls, including delivery of intact furniture to social institutions.
Trust & reputation

ranQ Trust Score of Isufi Montage GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

Isufi Montage 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.
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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%
Isufi Montage GmbH scores 61.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.50.012%
  • 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%
Isufi Montage GmbH scores 83.3 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).83.322%
Isufi Montage GmbH scores 0.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Isufi Montage GmbH reaches a ranQ Trust Score of 3.8 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

Badener-Landstrasse 25
8197 Rafz

At a glance

Legal form
Limited Liability Company
UID
CHE-310.070.802
Founded
2023 · 3 years
Last commercial register change
April 14, 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.
88.0
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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