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DirectoryConstruction & ArchitectureBuilding MaintenanceKreuzlingenWERK - idee Andreas Herz
WERK - idee Andreas Herz Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of WERK idee Andreas Herz is the execution of construction projects in the field of building renovation and refurbishment, including old building renovation, construction management, carpentry, kitchen construction, modernization and planning.

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Offering

Products & services

Industry:Building Maintenance
✓ Offered6
Historic building renovation
Renovation of older buildings and farmhouses, including thermal insulation measures, expansion of living space, wall openings and incorporation of existing structures.
Construction management
Cost planning, building permits and construction management, or site supervision, for conversion and renovation projects.
Building joinery
Carpentry work, joinery work, floor laying and terrace construction for fit-out and conversion projects.
Kitchen construction
Individual kitchen solutions in collaboration with REMPP Küchen, for private and commercial areas.
Modernisation
Modernisation of rooms with coordinated aesthetics and technology, a healthy indoor climate and architectural accents.
Planning
Preparation of renovation concepts and execution planning, applying for grants and carrying out building-physics assessments.
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WERK - idee Andreas Herz

Trust & reputation

ranQ Trust Score of WERK - idee Andreas Herz

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

WERK - idee Andreas Herz 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%
WERK - idee Andreas Herz scores 76.4 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%
WERK - idee Andreas Herz 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%
WERK - idee Andreas Herz 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.

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Location

Nationalstrasse 8
8280 Kreuzlingen

At a glance

Legal form
Sole proprietorship
UID
CHE-115.152.731
Founded
2013 · 13 years
Last commercial register change
February 11, 2019
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.
67.0
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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