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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesAir conditioningHerisauDeetz Klima GmbH
Deetz Klima GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Deetz Klima GmbH plans and installs ventilation, air-conditioning and refrigeration systems. The company manufactures air ducts and provides repair, maintenance and servicing for air-conditioning systems, as well as services for control and regulation technology.

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Products & services

Industry:Air conditioning
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4.0/5

Deetz Klima GmbH

6
Assembly of complete ventilation systems
Delivery and installation of complete ventilation systems, from the Monobloc to the control and regulation system.
Installation and assembly of complete air-conditioning systems
Planning, installation and assembly of complete air-conditioning and cooling systems for residential areas, offices, industry, server rooms and cleanroom applications.
Maintenance and upkeep of air-conditioning systems
Maintenance of all air-conditioning systems, including replacement filters, motors, bearings, refrigerant and replacement control units for ongoing operation.
Repairs to air-conditioning systems
Repair of all air-conditioning systems, regardless of split, multi-split or VRF systems, including sourcing spare parts for various brands.
Measurement, control and regulation (MCR) technology
Maintenance, repair, modification and expansion of measurement, control and regulation (MCR) technology in the field of control and regulation.
In-house air-duct fabrication
In-house duct fabrication for special parts in a short time, with flexible adaptation to changing situations.
Trust & reputation

ranQ Trust Score of Deetz Klima GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of November 2026

Deetz Klima GmbH scores 61.2 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.60.724%
  • 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.88.08%
Deetz Klima GmbH scores 83.0 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%
Deetz Klima GmbH scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
Deetz Klima GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Deetz Klima GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bachwisstrasse 7
9100 Herisau

At a glance

Legal form
Limited Liability Company
UID
CHE-114.572.361
Founded
2008 · 18 years
Last commercial register change
May 12, 2026
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ARHerisau
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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