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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitectBrunnensteiner ARCHITEKTUR gmbh
steiner ARCHITEKTUR gmbh Logo
Verified· 3 sourcesTrust Score
Summary

About the company

steiner ARCHITEKTUR gmbh is an architecture firm offering services from problem analysis and feasibility studies through planning and execution. Its work includes new buildings, conversions, renovations, valuations, aerial photography, and advice and representation for clients.

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Presence

Service area

Offering

Products & services

Industry:Architect
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3.9/5

steiner ARCHITEKTUR gmbh

✓ Offered9
Complete architectural mandate service according to SIA 102
Complete architectural mandate service according to SIA 102, from the idea through planning and execution to the coordination of cost, quality and schedule management.
Problem analyses and feasibility studies
Problem analyses, feasibility studies and urban planning studies to clarify the framework conditions, options and development variants before the construction project.
Planning and execution of building projects
Planning and execution of architecturally, ecologically and economically optimal solutions for building projects, with structured project delivery.
Neutral advisory and fiduciary representation of the client
Neutral advisory and fiduciary representation of the client during project delivery, with individual support throughout the entire project duration.
New builds
New builds for different uses, from concept development through planning to implementation.
Refurbishments
Refurbishments of existing buildings, including architectural planning and implementation of adaptations and extensions.
Renovations
Renovations of existing buildings, including careful restoration and architectural further development.
Valuations of real estate and construction projects
Valuations of real estate and construction projects as part of the architectural service offering.
Aerial photography
Aerial photography for documentation and visual recording of buildings and projects.
Trust & reputation

ranQ Trust Score of steiner ARCHITEKTUR gmbh: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

steiner ARCHITEKTUR gmbh scores 56.8 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.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.35.08%
steiner ARCHITEKTUR gmbh 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.89.612%
  • 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%
steiner ARCHITEKTUR gmbh scores 86.7 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).86.722%
steiner ARCHITEKTUR gmbh scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

steiner ARCHITEKTUR gmbh 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 3 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 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

Rosengartenstrasse 9
6440 Brunnen
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-203.632.025
Founded
2015 · 11 years
Last commercial register change
August 7, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SZIngenbohl
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.
88.0
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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