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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsSteinhausenPlanA Gebäudetechnik AG
PlanA Gebäudetechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of PlanA AG is the planning, execution and maintenance of ventilation and air conditioning systems, including plant construction, building technology and climate control systems. The company offers innovative solutions for various industries, such as industry, residential construction, gastronomy and commerce, and supports customers in the realization of efficient and cost-effective projects.

AI-generated
Offering

Products & services

Industry:Specialized Construction Installations
✓ Offered3
Ventilation systems
Ventilation systems for industry, residential construction, gastronomy and shopping centres; comfort ventilation, underground car park ventilation and heat recovery systems.
Air-conditioning systems
Air-conditioning systems for split systems, hotel facilities, ceiling cooling and wine cellars; installation of systems for cooling and room temperature control.
Maintenance and service
Maintenance and service for technical installations and ventilation systems; cleaning of ventilation ducts, filter changes and maintenance of heat recovery systems.
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3.9/5

PlanA Gebäudetechnik AG

Trust & reputation

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

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

PlanA Gebäudetechnik AG scores 60.4 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.70.024%
  • 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.45.610%
  • 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.50.08%
PlanA Gebäudetechnik AG scores 74.8 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%
PlanA 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%
PlanA Gebäudetechnik AG scores 6.6 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 35.6.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

PlanA Gebäudetechnik AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.6 out of 5 stars from 5 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
4.6
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.65
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hammerstrasse 7
6312 Steinhausen
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 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-478.588.946
Founded
2019 · 7 years
Last commercial register change
December 3, 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.
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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