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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,563 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesObfeldenEichholzer Haustechnik Obfelden AG
Eichholzer Haustechnik Obfelden AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Eichholzer Haustechnik Obfelden AG provides services in heating, sanitary installations and maintenance, handling planning, installation and ongoing service for heating and plumbing systems. Offerings include heat pumps, pellet heating systems, bathroom renovations, rainwater reuse solutions and emergency/repair service.

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Products & services

Industry:Plumbing & Building Services
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Eichholzer Haustechnik Obfelden AG

✓ Offered3
Plumbing
Sanitary solutions for new builds, conversions and renovations; planning, visualisation, cost estimates, coordination, installation, bathroom renovation, shower-WC systems, water softening systems, rainwater harvesting and kitchen taps.
Heating
Heating planning and installation for new builds, conversions and renovations; heat pumps with air and ground probes, pellet heating systems, individual advice, coordination, commissioning, maintenance and service.
Service
Faults and repairs, maintenance and upkeep for heating and plumbing systems; 24-hour on-call duty, descaling of boilers, water filters, replacement of taps and fittings and maintenance of heat pumps.
Trust & reputation

ranQ Trust Score of Eichholzer Haustechnik Obfelden AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Eichholzer Haustechnik Obfelden AG scores 59.3 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.53.824%
  • 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.49.510%
  • 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%
Eichholzer Haustechnik Obfelden AG scores 85.5 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%
Eichholzer Haustechnik Obfelden AG scores 86.7 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).86.722%
Eichholzer Haustechnik Obfelden AG scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Eichholzer Haustechnik Obfelden AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 6 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
3.7
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle3.76
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Dorfstrasse 76
8912 Obfelden

At a glance

Legal form
Corporation
UID
CHE-109.649.302
Founded
2002 · 24 years
Last commercial register change
June 27, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHObfelden
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.100.06%
  • 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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