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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceRüschlikonSuntenau Immobilien GmbH
Suntenau Immobilien GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Suntenau Immobilien GmbH provides renovation and restoration services for historic buildings, carrying out work on windows, doors, parquet floors and hardware while offering planning, consultancy and execution of conservation projects. The company also supplies solutions for sound insulation, fire protection and locking systems.

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Products & services

Industry:Building Maintenance
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3.8/5

Suntenau Immobilien GmbH

✓ Offered4
Renovation of historic buildings
Renovation of historic buildings, planning, advice and execution of heritage-care work on houses and individual building components; focus on historic windows, doors, parquet floors and other components.
Locking systems
Locking systems for historic buildings, including solutions with Dormakaba; in the context of historic building renovation and structural adaptations to existing buildings.
Fire protection
Fire protection for buildings using Promat systems, installation of partitions, full-glass and lightweight walls, doors and fireproofing of service shafts, with due consideration for historic building fabric.
Acoustic and fire protection ceiling
Acoustic and fire protection ceiling for historic ceilings, installed from above, with EI60 and improved sound insulation and impact sound insulation while preserving stucco work and plaster ceilings.
Trust & reputation

ranQ Trust Score of Suntenau Immobilien GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Suntenau Immobilien GmbH scores 56.6 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.70.824%
  • 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.27.910%
  • 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.50.08%
Suntenau Immobilien GmbH scores 72.3 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.75.012%
  • 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%
Suntenau Immobilien 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%
Suntenau Immobilien GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Suntenau Immobilien GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Seestrasse 70
8803 Rüschlikon
Opening hours
Mon
07:00 - 16:45
Tue
07:00 - 16:45
Wed
07:00 - 16:45
Thu
07:00 - 16:45
Fri
07:00 - 15:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-338.148.931
Founded
2019 · 7 years
Last commercial register change
July 1, 2019
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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