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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberHerrenschwandenWillfratt Gebäudetechnik
Willfratt Gebäudetechnik Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Willfratt Gebäudetechnik plans and installs building automation, photovoltaic systems, DC heating systems and ventilation with heat recovery. Its services also include energy management, smart home solutions, measurements, electronic controls, and construction and project management.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered12
Building automation
Building automation, WRG and energy management/SmartHome, controls for building services, recording and management of long-term measurements.
Thermal insulation & infrared insulation measurement
Thermal insulation, infrared insulation measurement and sound level measurements for the technical assessment of buildings and systems.
Photovoltaic planning and installation
Design and installation of photovoltaic systems, including PV energy storage and UPS 19" RackSystembau.
DC heating systems
Design and installation of DC heating systems for new builds and renovations, including solar thermal systems with storage.
Pool systems and pool heating
Design and installation of pool systems and pool heaters with CO2-neutral heating technology and direct operation with DC power from photovoltaics.
Water treatment systems
Water treatment systems with chlorine-free UV-C disinfection for technical water treatment.
Ventilation technology
Design and installation of ventilation technology with WRG connection of the controls.
Electronic controls
Development and production of electronic controls, as well as design, recording and management of long-term measurements.
LED lighting technology and large-format displays
LED commercial room lighting technology and LED large-format event displays for commercial applications and events.
Network cabling
Network cabling KAT5/7 and Fiber for building networks and technical infrastructure.
3D planning and modelling
Planning with 3D CAD documents as well as creating 3D stereolithography models.
Site supervision, project management and expert reports
Site supervision and project management, review or preparation of construction cost statements according to BKP, as well as technical expert reports according to SIA.
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Willfratt Gebäudetechnik

Trust & reputation

ranQ Trust Score of Willfratt Gebäudetechnik

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of November 2026

Willfratt Gebäudetechnik has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Willfratt Gebäudetechnik scores 78.5 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%
Willfratt Gebäudetechnik scores 86.7 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).86.722%
Willfratt Gebäudetechnik 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%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of November 2026.

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

Knowledge

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Location

Mettlenwaldweg 17
3037 Herrenschwanden
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-112.958.353
Founded
2006 · 20 years
Last commercial register change
November 27, 2018
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • BEKirchlindach
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.
67.0
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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