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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningRiehenQuality Gebäudeservice GmbH
Quality Gebäudeservice GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the provision of cleaning and building services, including: office cleaning, maintenance cleaning, janitorial services, post-construction cleaning, moving cleaning, window and blind cleaning, and floor sealing. The company offers these services at a high level of quality and places emphasis on regular checks, employee training and the use of high-quality care products.

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Offering

Products & services

Industry:Facility Management & Cleaning
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3.8/5

Quality Gebäudeservice GmbH

✓ Offered7
Office cleaning
Office cleaning for commercial premises, including ongoing maintenance cleaning and regular quality checks for clean working environments.
Building caretaker service
Building caretaker service for properties in Basel and the surrounding area, ensuring that day-to-day building operations and on-site support are covered.
Move-out cleaning with handover guarantee
Move-out cleaning with handover guarantee for moves in Riehen, Basel and the surrounding area, including cleaning for the handover of the apartment or property.
Final construction cleaning
Final construction cleaning for construction sites and newly completed properties, as the concluding cleaning after construction or renovation work.
Window and louvre cleaning
Window and louvre cleaning for buildings, for cleaning glass surfaces and louvres at private or commercial properties.
Facade cleaning
Facade cleaning for buildings in Basel and the surrounding area, for cleaning and maintaining exterior façades.
Parking garage cleaning
Parking garage cleaning for clean car parks and parking garages in Riehen, Basel and the surrounding area.
Trust & reputation

ranQ Trust Score of Quality Gebäudeservice GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 96% · As of October 2026

Quality Gebäudeservice GmbH scores 55.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.54.224%
  • 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.95.08%
Quality Gebäudeservice GmbH scores 74.5 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.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.82.07%
Quality Gebäudeservice 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%
Quality Gebäudeservice GmbH scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Quality Gebäudeservice GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 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 October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Immenbachstrasse 24
4125 Riehen
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 - 17:00
Sat
08:00 - 12:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-499.828.659
Founded
2021 · 5 years
Last commercial register change
July 23, 2021
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.
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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