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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsEmmenmattWalter Hertig AG
Walter Hertig AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is timber construction, specifically: renovation and restoration of old farmhouse frame constructions, staircase construction, general carpentry, glued timber construction, engineered timber construction including static calculations, timber bridge construction, production of laminated timber in all shapes and variants, general contracting in commercial, industrial and agricultural hall construction, timber element and modular construction, construction of log houses, farmhouses, blockhouses, industrial halls, timber element buildings, single-family homes and multi-family homes, as well as renovations according to the MINERGIE-P-EFH standard.

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Products & services

Industry:Architecture Firms
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3.9/5

Walter Hertig AG

✓ Offered5
Timber construction
Timber construction, timber element and modular construction, stair construction, general carpentry work; renovation and structural upgrading of old farmhouse post-and-frame constructions, engineered timber construction with static calculations, timber bridge construction and production of laminated timber.
General contracting for commercial, industrial and agricultural hall construction
General contracting for commercial, industrial and agricultural hall construction; planning and execution of hall and industrial projects in cooperation with architects.
Timber element and modular construction
Element buildings in timber construction, modular construction and Minergie execution for timber construction projects and buildings built using the element system.
Farmhouse conversions, renovations and refurbishment
Farmhouse conversions, renovations and refurbishment of old farmhouse post-and-frame constructions.
EFH and RFH developments
EFH and RFH developments as timber construction projects for single-family and terraced / row single-family houses.
Trust & reputation

ranQ Trust Score of Walter Hertig AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Walter Hertig AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Walter Hertig AG scores 89.3 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.70.07%
Walter Hertig AG 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%
Walter Hertig AG scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Walter Hertig AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Brüggschachen 21
3543 Emmenmatt

At a glance

Legal form
Corporation
UID
CHE-107.217.831
Founded
1984 · 42 years
Last commercial register change
October 18, 2018
Employees
11 to 20
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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