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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesOberentfeldenBöni Gebäudetechnik AG
Böni Gebäudetechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Böni Gebäudetechnik AG is a specialist building services planning firm covering heating, ventilation, climate/cooling, sanitary systems, sewerage and coordination. The company provides energy consultancy, planning, project management and technical site management for building projects and renovations.

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Products & services

Industry:Plumbing & Building Services
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Böni Gebäudetechnik AG

Heating specialist planning
Services in the heating sector: energy advisory, feasibility studies, variant comparisons, pre-planning and project planning, design and calculations of systems, detailed planning, specialist site management and documentation.
Sanitary specialist planning
Services in the sanitary sector: feasibility studies, concept comparisons, pressure device and pressure loss calculations, pressure boosting systems, rainwater utilisation, drinking-water treatment, detailed planning and specialist site management.
Ventilation specialist planning
Services in the ventilation sector: feasibility studies, concept comparisons, design of large air-conditioning systems, individual climate and split units, controlled residential ventilation, smoke and heat exhaust systems, and specialist site management.
Climate and refrigeration specialist planning
Services in the climate and refrigeration sector: design and operating optimisation of systems, complex refrigeration distribution networks, heat recovery, large air-conditioning systems, individual climate and split units, calculations, detailed planning and specialist site management.
Energy consulting and energy performance certificates
Services in the energy consulting sector: energy performance certificates, system and single component proofs according to SIA 380/1, Minergie calculations, construction inspections, review for municipalities, and subsidy advisory.
Building renovation
Services in the building renovation sector: preliminary studies and survey dossiers, renovation concepts, cost estimates and comparisons, pre-project and construction project, tendering, detailed planning, specialist site management and documentation.
Coordination of construction projects
Services in the coordination sector: coordination between the client, designers and tradespeople, clean planning, specialist coordination with building electronics, as well as coordination of different trades and building services disciplines.
Sewerage and property drainage
Services in the sewerage sector: advice and planning for property drainage, preliminary clarifications with municipalities and authorities, submission and execution plans, dimensioning, infiltration and retention systems.
Trust & reputation

ranQ Trust Score of Böni Gebäudetechnik AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Böni Gebäudetechnik AG scores 79.6 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.82.024%
  • 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.67.110%
  • 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.88.08%
Böni Gebäudetechnik AG scores 80.4 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.79.212%
  • 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%
Böni 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%
Böni Gebäudetechnik AG scores 37.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Böni Gebäudetechnik AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 13 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
4.9
of 5

Aggregated from 13 reviews across all connected sources

Sources
GGoogle4.913
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Aarauerstrasse 20
5036 Oberentfelden
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-332.394.963
Founded
2018 · 8 years
Last commercial register change
August 21, 2024
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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