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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningSpreitenbachISG Immobilien Service Gruppe AG
ISG Immobilien Service Gruppe AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of ISG Immobilien AG is the provision of facility management services, particularly in the areas of: building cleaning, maintenance cleaning, office cleaning, window cleaning, facade cleaning, and janitorial services. The company primarily offers these services to business customers and property management companies, emphasizing fair wages, clean work, and a personal relationship with its clientele.

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Products & services

Industry:Facility Management & Cleaning
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ISG Immobilien Service Gruppe AG

6
Property caretaker service
Property caretaker service for properties, including care, maintenance and upkeep indoors and outdoors, plus minor repairs, winter service and maintenance of green areas.
Building cleaning
Building cleaning for commercial buildings, public institutions, private households and other properties, including cleaning of rooms, windows, façades and hygienic cleaning.
Maintenance cleaning
Regular cleaning of offices, stairwells, practices, schools, shops and other sites tailored to requirements, with a hygiene concept and recurring intervals.
Office cleaning
Office cleaning including dust wiping, vacuuming, wet wiping, emptying waste bins, cleaning of desks, doors, glass surfaces, toilets and tea rooms.
Window cleaning
Window cleaning for indoor and outdoor surfaces, frames, glass partitions and hard-to-reach windows as well as conservatories, using professional equipment and mineral-free water.
Façade cleaning
Façade cleaning for glass façades and building façades, removing dirt, algae, mould, moss and graffiti, with long-term protection.
Trust & reputation

ranQ Trust Score of ISG Immobilien Service Gruppe AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

ISG Immobilien Service Gruppe AG 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%
ISG Immobilien Service Gruppe AG scores 92.3 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.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.82.07%
ISG Immobilien Service Gruppe AG 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%
ISG Immobilien Service Gruppe AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ISG Immobilien Service Gruppe AG 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

Industriestrasse 109
8957 Spreitenbach

At a glance

Legal form
Corporation
UID
CHE-107.654.166
Founded
1998 · 28 years
Last commercial register change
June 3, 2025
Employees
21 to 50
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.100.06%
  • 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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