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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsRümlangAP Gebäudetechnik GmbH
AP Gebäudetechnik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of AP Gebäudetechnik GmbH is the planning, execution and maintenance of building technical systems, particularly in the areas of plumbing, heating, ventilation, electrical engineering and renovations. The company offers its customers comprehensive services, from consulting and planning to execution and maintenance of projects of any size.

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Offering

Products & services

Industry:Specialized Construction Installations
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3.9/5

AP Gebäudetechnik GmbH

✓ Offered5
Plumbing
Sanitary solutions for new builds, modernization and renovations; planning and installation, sanitary installations in the bathroom and laundry room, drainage for the house, water connection, water treatment, rainwater use, as well as repair and maintenance.
Heating
Heating system planning and installation of new plants, renovation and replacement of existing heating systems, boiler replacement, circulation pumps, underfloor heating, radiators, domestic hot-water production, heat-pump boilers, as well as repairs.
Ventilation
Consulting, planning and installation of ventilation systems, measurement of indoor air quality, checking existing systems, as well as maintenance, service, repairs and recommendations on ways to save energy.
Renovations
Renovations and conversions with low-dust work, replacement of polluting components with environmentally friendly materials, protection and enhancement of living spaces; including complete bathroom renovation and bathroom renovation from a single source.
Service & Repairs
Service and repair work for heating and plumbing; fault rectification, repairs and replacement work, for example cistern inspections, leak detection, boiler cleaning, descaling and valve replacement.
Trust & reputation

ranQ Trust Score of AP Gebäudetechnik GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

AP Gebäudetechnik GmbH 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%
AP Gebäudetechnik GmbH scores 61.5 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.50.012%
  • 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%
AP Gebäudetechnik GmbH 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%
AP Gebäudetechnik GmbH scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

AP Gebäudetechnik GmbH reaches a ranQ Trust Score of 3.9 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.

Knowledge

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Location

Riedmattstrasse 9
8153 Rümlang
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-365.750.496
Founded
2023 · 3 years
Last commercial register change
July 7, 2026
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.
88.0
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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