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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningBaselIGS Immer-Garantiert-Sauber GmbH
IGS Immer-Garantiert-Sauber GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of IGS Immer-Garantiert-Sauber GmbH is the provision of cleaning and janitorial services. This includes, in particular: office cleaning, construction cleaning, apartment cleaning, other cleaning work, and janitorial services. The company offers these services with a cleanliness guarantee, which is intended to ensure high quality and customer satisfaction.

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Products & services

Industry:Facility Management & Cleaning
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4.1/5

IGS Immer-Garantiert-Sauber GmbH

✓ Offered5
Office cleaning
Regular maintenance cleaning for office and commercial premises, including sanitary areas, kitchens, meeting rooms, windows and glass surfaces.
Apartment cleaning
Move-out, final and deep cleaning of apartments, including acceptance guarantee and cleaning after renovation.
Construction cleaning
Construction-phase and final cleaning, including removal of construction debris and fine dust for clean, ready-for-handover project delivery.
Caretaking services
Comprehensive property caretaking with stairwell and common-area cleaning, minor repairs, inspections and winter service.
Garden and grounds maintenance
Maintenance of outdoor areas with lawn, hedge and flowerbed care, leaf and green waste removal, plus upkeep of paths and open spaces.
Trust & reputation

ranQ Trust Score of IGS Immer-Garantiert-Sauber GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 96% · As of October 2026

IGS Immer-Garantiert-Sauber GmbH scores 68.0 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.65.024%
  • 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.49.510%
  • 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%
IGS Immer-Garantiert-Sauber GmbH scores 80.9 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.95.212%
  • 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.55.07%
IGS Immer-Garantiert-Sauber 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%
IGS Immer-Garantiert-Sauber GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

IGS Immer-Garantiert-Sauber GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 6 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
4.3
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.36
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

St. Alban-Anlage 58
4052 Basel
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
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-474.756.015
Founded
2013 · 13 years
Last commercial register change
March 11, 2022
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.88.06%
  • 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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