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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryWinterthurGEKO Holzbau Genossenschaft
GEKO Holzbau Genossenschaft Logo
Verified· 3 sourcesTrust Score
Summary

About the company

GEKO Holzbau Genossenschaft provides carpentry and timber‑construction services, including wooden floor installation, ecological insulation, and renovation work.

AI-generated
Offering

Products & services

Industry:Timber Construction & Carpentry
✓ Offered4
Timber carpentry
Timber carpentry for new builds, alterations and renovations, supplemented by woodworking as required.
Renovations
Renovations with timber work, suited to alterations and existing buildings.
Wooden flooring
Wooden floors for living and utility rooms, as part of the offered timber work.
Ecological insulation
Ecological insulation for buildings as part of timber construction and renovation work.
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4.1/5

GEKO Holzbau Genossenschaft

Trust & reputation

ranQ Trust Score of GEKO Holzbau Genossenschaft: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

GEKO Holzbau Genossenschaft scores 67.5 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.78.08%
GEKO Holzbau Genossenschaft scores 84.9 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.100.012%
  • 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%
GEKO Holzbau Genossenschaft scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
GEKO Holzbau Genossenschaft scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

GEKO Holzbau Genossenschaft reaches a ranQ Trust Score of 4.1 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.

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Location

Klosterstrasse 5a
8406 Winterthur

At a glance

Legal form
Cooperative
UID
CHE-105.114.568
Founded
1999 · 27 years
Last commercial register change
October 26, 2021
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.
97.0
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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