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

About the company

The core activity of Arzethauser & Partner GmbH is the planning, development and implementation of integral building technology, including energy and building technology concepts, component development, consulting and overall optimization of buildings, with a focus on energy efficiency, quality of life, resources and cost awareness.

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Products & services

Industry:Technical Consulting & Engineering
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Arzethauser & Partner GmbH

✓ Offered7
Planning & consulting
Planning and consulting for building services, from initial analysis to implementation, including holistic consulting, integrated energy concepts and tailor-made solutions.
Energy & building services concepts
Development of energy and building services concepts for office, industrial and residential buildings, focusing on efficient, sustainable and future-proof solutions.
Operational optimization & expertise
Review of existing systems, analysis of energy flows and optimization of operation for improved efficiency, comfort and cost-effectiveness.
Heating cost allocations & subsidy programmes
Preparation of heating cost allocations (VHKA) and support with subsidy programmes for energy refurbishments and new builds.
Planning for integrated building services
Design of complex building services systems, integrated building services, building services engineering, energy projects and consulting for office, industrial, public and residential buildings.
Energy consulting
Energy consulting, comprehensive energy studies, preliminary building analyses, subsidy programmes and energy certificates in accordance with SIA 380/1.
Building physics calculations
Building physics calculations, Minergie certificates, expert reports as well as heating cost allocations and VHKA in the field of building services.
Trust & reputation

ranQ Trust Score of Arzethauser & Partner GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Arzethauser & Partner 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%
Arzethauser & Partner 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%
Arzethauser & Partner GmbH scores 85.0 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).85.022%
Arzethauser & Partner GmbH scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Arzethauser & Partner GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

Knowledge

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Comparisons

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Location

Sumpfstrasse 15
6312 Steinhausen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-106.912.779
Founded
1999 · 27 years
Last commercial register change
June 15, 2021
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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