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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningWinterthurCTA Clean Top Azemi GmbH
CTA Clean Top Azemi GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of CTA Clean Top Azemi GmbH is the provision of cleaning and janitorial services. These include specific services such as: apartment cleaning, building and facade cleaning, office and commercial cleaning, garage cleaning, janitorial and gardening services, maintenance cleaning (e.g. for restaurants, bars, nightclubs and workshops), window and glass cleaning, special cleaning, and moving cleaning. The company thus offers a comprehensive range of cleaning and janitorial services for various types of properties and facilities.

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Offering

Products & services

Industry:Facility Management & Cleaning
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4.1/5

CTA Clean Top Azemi GmbH

✓ Offered9
Maintenance cleaning
Maintenance cleaning for restaurants, bars, discos and workshops; regular cleaning after appointment booking, also for additional locations.
Building cleaning
Building and façade cleaning for buildings and façades; appointment booking directly via the service page.
Property maintenance
Property maintenance and garden care; appointment booking directly via the service page.
Apartment cleaning
Apartment cleaning for new-build and renovation cleaning; appointment booking directly via the service page.
Office cleaning
Office and commercial cleaning for offices and commercial premises; appointment booking directly via the service page.
Underground car park cleaning
Underground car park cleaning with high-pressure; appointment booking directly via the service page.
Window and glass cleaning
Window and glass cleaning for windows and glass surfaces; appointment booking directly via the service page.
Specialised cleaning
Specialised cleaning and carpet cleaning; appointment booking directly via the service page.
Move-out cleaning with handover guarantee
Move-out cleaning with handover guarantee; appointment booking directly via the service page.
Trust & reputation

ranQ Trust Score of CTA Clean Top Azemi GmbH: 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.

CTA Clean Top Azemi 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%
CTA Clean Top Azemi GmbH scores 86.7 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.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.70.07%
CTA Clean Top Azemi 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%
CTA Clean Top Azemi GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CTA Clean Top Azemi 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

Freiestrasse 57
8406 Winterthur

At a glance

Legal form
Limited Liability Company
UID
CHE-115.093.040
Founded
2009 · 17 years
Last commercial register change
May 28, 2025
Employees
11 to 20
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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