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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesZiefenHess Holding AG Ziefen
Hess Holding AG Ziefen Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Hess Holding AG Ziefen provides timber-construction services including planning and execution of new builds (single- and multi-family houses), commercial and public buildings, as well as renovations and extensions. Services include interior finishing, turnkey project management, factory prefabrication of building elements and photovoltaic installations.

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Products & services

Industry:Holding Companies
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Hess Holding AG Ziefen

9
New construction of single-family homes
Custom-built single-family home construction with a natural building method, timber or rendered facade, flat roof or gable roof, and an ecological Minergie standard.
New construction of multi-family houses
Custom-built multi-family home construction with an individual design, natural building materials and an ecological Minergie building approach.
Commercial and public buildings
Planning and delivery of commercial and public buildings, including implementation partners for larger construction projects.
House extensions
Additions, upward extensions and conservatories to create more space or to make use of a higher building density ratio.
Renovations
Comprehensive renovations, building refurbishments, insulating facade cladding and roof truss restorations.
Concept homes
Preplanned concept homes with a wide range of models, a fixed pricing structure and options for individual customisation; manufactured in the workshop, assembled on site.
Interior fit-out
Interior fit-out including wall linings, room dividers, parquet flooring, wood panelling, staircases, and individual joinery work and repairs.
Photovoltaics
Photovoltaic systems for generating electricity for your own use on your roof, as a supplement for new construction or renovation of existing buildings.
Project management from A to Z
Project management from A to Z for turnkey construction projects, from consulting and project design through planning and production to installation.
Trust & reputation

ranQ Trust Score of Hess Holding AG Ziefen: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of October 2026

Hess Holding AG Ziefen 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%
Hess Holding AG Ziefen scores 64.1 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.50.012%
  • 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%
Hess Holding AG Ziefen scores 83.3 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).83.322%
Hess Holding AG Ziefen scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hess Holding AG Ziefen reaches a ranQ Trust Score of 3.9 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.

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Location

Hauptstrasse 4
4417 Ziefen

At a glance

Legal form
Corporation
UID
CHE-486.042.879
Founded
2023 · 3 years
Last commercial register change
April 3, 2023
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.
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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