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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningOberengstringenClean-Service AG
Clean-Service AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Clean-Service AG provides cleaning and facility services, offering commercial cleaning, construction cleaning, facade and specialist cleaning, move-out cleaning, property maintenance and graffiti removal. The company holds ISO 9001 / 14001 certifications.

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Offering

Products & services

Industry:Facility Management & Cleaning
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4.1/5

Clean-Service AG

✓ Offered
9
Maintenance cleaning
Maintenance cleaning for offices, meeting rooms, customer areas, stairwells and common areas, as well as hospitality premises; including waste disposal, laundry and ironing, light checks, door closing and plant care.
Construction cleaning
Construction cleaning during new builds and renovations, from rough cleaning to final cleaning, coordinated with construction phases, materials and surfaces.
Facade cleaning
Facade cleaning for stone, metal and glass façades, including deep cleaning, sealing and preservation to maintain appearance and value.
Special cleaning
Special cleaning for windows, glass, blinds, shutters, floors, kitchens, sanitary areas, terraces and garages; with floor treatment such as impregnation, coating, crystallisation and oiling.
Move-out cleaning
Move-out cleaning for offices and private homes, with optional clearing, waste disposal and a handover guarantee for the property.
Grounds maintenance
Grounds maintenance and garden care for private gardens, parks and business sites, including lawn care, weed removal, walkway cleaning, leaf removal and winter service.
Facility services
Facility services for building management, caretaking, technical services, condition checks, disposal, site cleaning, winter service, and procurement and management of consumables.
Graffiti removal and protection
Graffiti removal for various surfaces using hot water, steam, vortex-current methods, micro-sandblasting or chemical agents, plus temporary, semi-permanent and permanent graffiti protection.
Private household cleaning
Cleaning for private households, complemented by maintenance cleaning, move-out cleaning and other residential cleaning services.
Trust & reputation

ranQ Trust Score of Clean-Service AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Clean-Service AG scores 66.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
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.46.224%
  • 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.87.310%
  • 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.100.08%
Clean-Service AG scores 85.5 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.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.55.07%
Clean-Service AG scores 85.0 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).85.022%
Clean-Service AG scores 10.9 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 35.10.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Clean-Service AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.8 out of 5 stars from 30 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
3.8
of 5

Aggregated from 30 reviews across all connected sources

Sources
GGoogle3.830
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Fabrikstrasse 4
8102 Oberengstringen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-104.143.018
Founded
1998 · 28 years
Last commercial register change
March 6, 2018
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.
100.0
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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