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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesWinterthurKreis Gebäudetechnik AG
Kreis Gebäudetechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Kreis Gebäudetechnik AG is the planning, execution and maintenance of sanitary, heating and ventilation systems for residential and commercial properties, including consulting, new construction, bathroom renovation, repairs and service work.

AI-generated
Offering

Products & services

Industry:Specialized Construction ActivitiesPlumbing & Building Services
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3.9/5

Kreis Gebäudetechnik AG

✓ Offered4
Plumbing
Planning, execution and installation of water, wastewater, gas and compressed-air lines, fittings and equipment; new construction, bathroom renovation, as well as itemised estimates and tendering.
Heating
Advisory, planning and execution of heating systems; heat pumps, wood-fired heating, district heating, oil and gas boilers, as well as maintenance and upkeep.
Ventilation
Advisory, planning and installation of ventilation systems for new build and renovation; technical coordination with other trades as well as commissioning and adjustment of the systems.
Repair service and maintenance
Repairs and preservation of value for sanitary and heating technology, including drain cleaning, boiler descaling, water softening and limescale protection.
Trust & reputation

ranQ Trust Score of Kreis Gebäudetechnik AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Kreis Gebäudetechnik AG scores 65.9 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.75.024%
  • 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.40.910%
  • 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.70.08%
Kreis Gebäudetechnik AG scores 64.1 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.50.012%
  • 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%
Kreis Gebäudetechnik AG 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%
Kreis Gebäudetechnik AG scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kreis Gebäudetechnik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Hier entsteht die Karte
Riedhofstrasse 67
8408 Winterthur
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
Corporation
UID
CHE-481.438.098
Founded
2023 · 3 years
Last commercial register change
March 4, 2026
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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