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

About the company

The core activity of Rhyner Service GmbH is professional janitorial services and environmental maintenance, including: routine cleaning, move-in/move-out cleaning, special cleaning, technical monitoring, and environmental work. The company offers these services in the field of facility management and building maintenance, particularly in the Basel region.

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Products & services

Industry:Facility Management & Cleaning
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3.8/5

Rhyner Service GmbH

✓ Offered
6
Property maintenance
Property maintenance for real estate with a focus on preserving value, cleaning, maintenance and care by specialist staff.
Maintenance cleaning
Maintenance cleaning of stairwells, windows, floors, surfaces, basements, parking halls and footpaths.
Move-out cleaning
Cleaning after moving of floors, surfaces and wet areas, including mopping, squeegeeing, care and coordination with tradespeople.
Special cleaning
Special cleaning with high-pressure, façade, carpet and deep cleaning, window and louvre cleaning, as well as clearing and disposal.
Technical monitoring
Technical monitoring of systems, inspection of systems, calling in and coordinating specialist companies, alarm system monitoring and 24-hour on-call service.
Ground maintenance
Ground maintenance including lawn care, hedge care and leaf work around properties.
Trust & reputation

ranQ Trust Score of Rhyner Service GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Rhyner Service GmbH scores 50.7 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.32.324%
  • 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.65.210%
  • 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.88.08%
Rhyner Service GmbH scores 76.9 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.70.212%
  • 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%
Rhyner Service 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%
Rhyner Service GmbH scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Rhyner Service GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.1 out of 5 stars from 12 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
3.1
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle3.112
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rösernstrasse 7b
4410 Liestal

At a glance

Legal form
Limited Liability Company
UID
CHE-284.721.402
Founded
2020 · 6 years
Last commercial register change
May 12, 2026
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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