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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryCrafts & TradesPainting & PlasteringBoningenWalter Jäggi GmbH
Walter Jäggi GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Walter Jäggi GmbH provides plastering, painting and drywall services, including rendering, stucco, suspended ceiling systems, acoustic solutions and mold remediation.

AI-generated
Offering

Products & services

Industry:Painting & Plastering
✓ Offered6
Plastering work
Plastering work inside and outside, repair of facade cracks, stucco work, flowing screed floors and rendered exterior thermal insulation.
Painting work
Painting work inside and outside, facade renovations, restorations, lettering, floor coatings and interior design.
Drywall construction
Lightweight partition walls, suspended ceiling systems in plasterboard and metal, door elements, fire-protection door elements, fire-protection cladding, moulded components, shopfitting and office fit-outs.
Acoustic systems
Acoustic systems for ceilings and walls to improve room acoustics and prevent echo effects.
Mould remediation
Advisory service and professional removal of mould in living spaces and buildings for a lasting solution.
Stucco work
Custom stucco work with modern stucco profiles and decorative stucco elements for the design of living spaces.
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4.1/5

Walter Jäggi GmbH

Trust & reputation

ranQ Trust Score of Walter Jäggi GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Walter Jäggi GmbH scores 68.3 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.95.08%
Walter Jäggi GmbH scores 80.4 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.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%
Walter Jäggi 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%
Walter Jäggi GmbH scores 6.0 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 35.6.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Walter Jäggi GmbH reaches a ranQ Trust Score of 4.1 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.

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Location

Weidboden 230
4618 Boningen

At a glance

Legal form
Branch
UID
CHE-155.276.629
Founded
2002 · 24 years
Last commercial register change
January 16, 2009
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.
76.0
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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