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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsAu ZhReto Wullschleger
Reto Wullschleger Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of WULLSCHLEGER & ACETI is the provision of architectural and engineering services, particularly in the field of building construction. The company offers planning and consulting services for construction projects and has qualified personnel, including graduate civil engineers, architects and technicians.

AI-generated
Offering

Products & services

Industry:Architecture Firms
✓ Offered6
Architectural and engineering services for new builds
New builds for single-family houses, multi-family houses, commercial buildings and public facilities, as well as sewer and road construction.
Architectural and engineering services for conversions
Conversions for single-family homes, multi-family homes and commercial premises, extensions and add-ons, underpinning and repurposing.
Renovations
Renovations for single-family houses, multi-family houses and apartments, façade and sewer renovations, energy renovations as well as work on water damage, heat pump and photovoltaic systems.
Valuations and condition analyses
Valuations, condition analyses and inventory surveys as supplementary planning and property services.
TU mandates
TU mandates as overall-service contracts in the construction and planning sector.
Plot service for third parties
Plot service for third parties for printing and duplication of plan documents.
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3.8/5

Reto Wullschleger

Trust & reputation

ranQ Trust Score of Reto Wullschleger: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Reto Wullschleger 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%
Reto Wullschleger scores 78.5 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%
Reto Wullschleger 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%
Reto Wullschleger scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Reto Wullschleger reaches a ranQ Trust Score of 3.8 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.

Knowledge

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Comparisons

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Location

Moosacherstrasse 3
8804 Au Zh

At a glance

Legal form
Sole proprietorship
UID
CHE-107.445.757
Founded
1993 · 33 years
Last commercial register change
June 18, 2003
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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