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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceOberentfeldenCOMO Haustechnik AG
COMO Haustechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Como Haustechnik AG is the planning, construction and maintenance of building technology systems, particularly in the areas of sanitary and heating installations in industrial and residential buildings, as well as the execution of core drilling and pipe cleaning services.

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Offering

Products & services

Industry:Building MaintenancePlumbing & Building Services
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COMO Haustechnik AG

✓ Offered6
Heating
Installations in new builds and conversions, heating system renovation, oil-fired heaters, gas heating systems, heat pumps, geothermal boreholes, solar systems and boiler refurbishment.
Plumbing
New-build and conversion plumbing, sanitary engineering for water supply and wastewater disposal, descaling systems.
Air conditioning & ventilation
Design, construction and maintenance of air-conditioning and ventilation systems for office buildings, hospitals, shopping centres, industrial facilities and residential buildings.
Core drilling
Core drilling in residential and commercial construction for heating, ventilation and air-conditioning systems, drainage systems, electrical installations and other services.
Pipe unblocking
Pipe unblocking service for quick and reliable removal of blockages.
Consulting & planning
Professional advice and support from planning through implementation of building-services projects.
Trust & reputation

ranQ Trust Score of COMO Haustechnik AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

COMO Haustechnik AG 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.58.824%
  • 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.72.110%
  • 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%
COMO Haustechnik AG scores 79.8 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.86.512%
  • 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%
COMO Haustechnik AG scores 83.3 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).83.322%
COMO Haustechnik AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

COMO Haustechnik AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.1 out of 5 stars from 16 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
4.1
of 5

Aggregated from 16 reviews across all connected sources

Sources
GGoogle4.116
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Aarauerstrasse 18
5036 Oberentfelden

At a glance

Legal form
Corporation
UID
CHE-496.675.922
Founded
2016 · 10 years
Last commercial register change
December 30, 2024
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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