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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementSennhof (Winterthur)Hermann Bühler AG
Hermann Bühler AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Hermann Bühler AG is the development and management of real estate, particularly the repurposing of former industrial sites into residential and commercial spaces, as well as the production of renewable energy through hydroelectric power plants and photovoltaic systems.

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Products & services

Industry:Property Management
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3.9/5

Hermann Bühler AG

Property rental
Apartments and commercial spaces in Winterthur Sennhof and Winterthur, including the Bühler site, Leimeneggstrasse, Wolferhaus and other properties.
Commercial space rental
Large commercial premises and offices in the former spinning mill, in the factory building and in Wolferhaus, including space for SMEs, workshops, storage and event use.
Apartment rental
Apartments at the Bühler site, on Leimeneggstrasse, on Hermann-Bühler-Strasse and in Mülau, ranging from 3- to 5-room apartments to townhouses.
Property portfolio
Several existing properties with residential and commercial use in the Winterthur Sennhof and Winterthur area, including the Bühler site, Wolferhaus, Hermann-Bühler-Strasse and Mülau.
Electricity generation
Electricity generation from three hydroelectric power stations and photovoltaic systems on the roofs of the factory and the spinning mill, with feed-in to the local grid.
Trust & reputation

ranQ Trust Score of Hermann Bühler AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of October 2026

Hermann Bühler AG scores 51.3 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.59.124%
  • 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.17.610%
  • 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.70.08%
Hermann Bühler AG scores 89.3 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.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.70.07%
Hermann Bühler AG scores 86.7 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).86.722%
Hermann Bühler AG scores 33.1 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 35.42.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.23.34%
Qualifications+0.00

Hermann Bühler AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 1 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
3
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle31
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

October 25, 2024Media
Fabrikareal in Sennhof: Architekturpreis für das Bühler-Areal
tagesanzeiger.ch
September 2, 2023Media
Wohnen nahe Winterthur: In der alten Spinnerei entstehen Wohnungen mit Blick auf die Kyburg
tagesanzeiger.ch

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Location

Bühler-Areal 23
8482 Sennhof (Winterthur)
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.151.497
Founded
1931 · 95 years
Last commercial register change
March 2, 2026
Employees
11 to 20
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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