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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsKaltbrunnRonner Architektur + Bauleitung GmbH
Ronner Architektur + Bauleitung GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Ronner Architektur+Bauleitung GmbH is the planning and execution of architectural and construction projects, particularly for new and renovation projects of single-family homes, multi-family homes, agricultural zone buildings, industrial buildings, public buildings, and building renovations. This includes services such as consulting, cost estimation, construction supervision, and execution.

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Products & services

Industry:Architecture Firms
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3.9/5

Ronner Architektur + Bauleitung GmbH

Architecture and construction management
Architecture and construction management for new builds and conversions, single-family houses, multi-family houses, residential buildings in the agricultural zone, industrial buildings, public buildings and building renovations.
Energy-efficient renovation
Energy-efficient renovation of buildings with measures for windows, façade, roof and basement ceiling, including coordination of connections and cost estimation.
Consulting
Consulting for conversions and building renovations, including a concept for the building renovation and support with the process.
Trust & reputation

ranQ Trust Score of Ronner Architektur + Bauleitung GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 96% · As of October 2026

Ronner Architektur + Bauleitung GmbH scores 54.9 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.58.124%
  • 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.70.08%
Ronner Architektur + Bauleitung GmbH scores 83.0 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%
Ronner Architektur + Bauleitung GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Ronner Architektur + Bauleitung GmbH scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ronner Architektur + Bauleitung GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 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
3.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle3.73
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Benknerstrasse 54
8722 Kaltbrunn

At a glance

Legal form
Limited Liability Company
UID
CHE-113.344.627
Founded
2006 · 20 years
Last commercial register change
June 27, 2014
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.88.06%
  • 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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