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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesBirsfeldenOmlin Systems AG
Omlin Systems AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Omlin Systems AG is the planning, execution and administration of innovative energy systems, in particular heat pumps, solar systems, gas heating systems, district heating and oil heating systems, with the aim of efficiently reducing heating costs and achieving a meaningful energy transition.

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Offering

Products & services

Industry:Plumbing & Building Services
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4.3/5

Omlin Systems AG

✓ Offered
1
Heating technology
Planning, installation and service for heating systems; information on heat pumps, oil, gas and solar systems as well as service contacts for Viessmann, Meier Tobler and Stiebel Eltron.
Trust & reputation

ranQ Trust Score of Omlin Systems AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 88% · As of October 2026

Omlin Systems AG scores 79.5 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.73.024%
  • 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.95.110%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Omlin Systems AG scores 89.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.70.07%
Omlin Systems 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%
Omlin Systems AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Omlin Systems AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 41 customer reviews. The data basis is 88%, 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
4.5
of 5

Aggregated from 41 reviews across all connected sources

Sources
GGoogle4.541
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Salinenstrasse 3
4127 Birsfelden

At a glance

Legal form
Corporation
UID
CHE-108.443.436
Founded
1996 · 30 years
Last commercial register change
July 20, 2026
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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