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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZuricharidus GmbH
aridus GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

aridus GmbH provides consulting and services in water protection and building envelope works with a focus on sensitive rooms such as data centres, server rooms, laboratories and medical facilities. Services include condition assessments of roofs and façades, detail planning, preparation of specifications (devising) and specialist construction management, covering relevant NPK work categories for roofing and façade trades.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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aridus GmbH

✓ Offered5
Consulting
Advice in the early planning phase on NPK interfaces, avoiding gaps and planning errors.
Detailed design
Development of practice- and standards-compliant detailed solutions for planners, including installation planning for ventilated façades and tendering according to NPK 343.
Bill of quantities
Preparation of specifications of work in line with current NPK and SIA 451, and on request cost estimates with market-based items.
Specialist construction management
Support and monitoring of trades on complex construction projects, focusing on the relevant technical language between trades and site management.
Advice on water-protection solutions for sensitive rooms
Advice on water-protection solutions for sensitive rooms such as data centres, server rooms, laboratories, archives, medical facilities, or command centres.
Trust & reputation

ranQ Trust Score of aridus GmbH

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

aridus GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
aridus GmbH scores 80.9 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.95.212%
  • 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%
aridus GmbH scores 83.3 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).83.322%
aridus 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%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

Knowledge

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Location

Käferholzstrasse 239
8046 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-220.811.646
Founded
2013 · 13 years
Last commercial register change
January 15, 2013
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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