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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionZwingenMildner Heinz AG
Mildner Heinz AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Heinz Mildner AG is the execution of carpentry work, interior finishing, constructions, roofing, roof renovations, extensions, facades, wooden floors and the manufacture of prefabricated wooden elements, particularly in the field of high-rise construction.

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Products & services

Industry:Interior ConstructionTimber Construction & Carpentry
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4.0/5

Mildner Heinz AG

✓ Offered9
Carpentry works
Carpentry works for agriculture, industry, single- and multi-family houses as well as garden houses; flat and pitched roofs, general timber construction work.
Roofing
Roofing for flat and pitched roofs as well as roof cladding in timber construction.
Roof renovations
Roof renovations and repair work around the roof, focusing on the renewal and restoration of roof areas.
Roof structures
Roof structures with roof windows, dormers and gables to expand and modernise living spaces in the attic.
Façades
Wood façades as well as façades in Eternit, solid core and render; finishes according to shape and colour.
Interior fit-out
Custom interior fit-out with wooden ceilings, parquet and other fit-out requirements; joinery work for individual interiors.
Extensions
Extensions, entrance canopies, covers and carports as functional additions to buildings.
Wooden floors
Wooden floors and parquet works as part of the interior fit-out, executed in wood as desired.
Prefabricated timber elements
Prefabricated timber elements and individual parts for building prefabricated houses; delivery of the elements individually.
Trust & reputation

ranQ Trust Score of Mildner Heinz AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Mildner Heinz AG scores 59.7 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.73.124%
  • 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.35.310%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.50.08%
Mildner Heinz AG scores 85.5 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%
Mildner Heinz AG 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%
Mildner Heinz AG scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Mildner Heinz AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 customer reviews. The data basis is 96%, 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Industriestrasse 19
4222 Zwingen

At a glance

Legal form
Corporation
UID
CHE-107.359.709
Founded
1995 · 31 years
Last commercial register change
February 20, 2024
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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