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

About the company

The core activity of GS Hygiene-Service GmbH is the provision of professional cleaning and disinfection services, including special cleaning, crime scene and death scene cleaning, industrial cleaning, odor neutralization, cold fogging and disposal, as well as maintenance cleaning and janitorial services.

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Offering

Products & services

Industry:Facility Management & Cleaning
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4.0/5

GS Hygiene-Service GmbH

✓ Offered8
Crime scene and body discovery site cleaning
Crime scene cleaning, preparation of the site, initial and final disinfection, clearing out and disposal, documentation for insurers as well as a handover meeting.
Special cleaning & disinfection
Special cleaning and disinfection of apartments, premises and surfaces; combating viruses, bacteria and fungi, plus disposal, odour treatment and remediation work.
Messie and problem apartments
Clearing out, cleaning and disinfection of Messie households and problem apartments; odour neutralisation, disposal, searching for valuables and animal-related cleaning.
Industrial cleaning
Industrial cleaning and machine cleaning for plants and machine parks; flexible deployments for breakdowns or revisions, complying with safety standards.
Odour neutralisation
Odour neutralisation for houses, apartments and other properties; treatment of the odour source using ozone generators and professional cleaning methods.
Cold fogging
Cold fogging for surface disinfection in rooms; effective against bacteria, viruses, fungi and spores, including in hard-to-reach areas.
Disposal
Disposal of waste materials and recoverable materials, including recovery, recoverable-material management, coordination of disposal processes and training for employees.
Maintenance cleaning & building caretaking
Maintenance cleaning for offices and private clients, stairwell and interior cleaning, deep cleaning, end-of-apartment cleaning as well as building caretaking including garden, heating and winter services.
Trust & reputation

ranQ Trust Score of GS Hygiene-Service GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

GS Hygiene-Service GmbH scores 72.8 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.76.724%
  • 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.45.610%
  • 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%
GS Hygiene-Service GmbH scores 65.0 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.58.012%
  • 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%
GS Hygiene-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%
GS Hygiene-Service GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GS Hygiene-Service GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 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
5
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Oberstrasse 212
9000 St. Gallen
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-280.160.829
Founded
2022 · 4 years
Last commercial register change
November 16, 2023
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.
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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