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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsAltdorf Ursiebzehn13 Architekten AG
siebzehn13 Architekten AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company seventeen13 (1713) architects ag is the planning and realization of high-rise buildings in all aspects of modern architecture, including design, coordination and execution.

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Products & services

Industry:Architecture Firms
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4.0/5

siebzehn13 Architekten AG

Architectural planning and realisation of buildings
Plans and realises buildings in all aspects of modern architecture, including design, coordination and execution.
Housing construction projects
Residential buildings, single-family homes and housing developments, from planning to realisation; references include Wohnhaus Morschach, Haus Gründligasse and Rossmätteli.
Commercial construction projects
New builds and renovations for commercial and office buildings, including Gewerbehaus Amsteg, Gewerbezentrum Waldweg and tenant fit-out of an office floor.
Public buildings
Planning and realisation of public buildings such as a fire station, break hall and canteen; complemented by construction assignments for schools and similar uses.
Renovation and tenant fit-out
Renovations and tenant fit-outs, for example office floors, existing buildings and adaptations of use within the existing stock.
Competitions and study mandates
Participation in competitions, study mandates and test planning for commercial, development and settlement areas.
Trust & reputation

ranQ Trust Score of siebzehn13 Architekten AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

siebzehn13 Architekten AG 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%
siebzehn13 Architekten AG scores 83.5 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.86.512%
  • 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%
siebzehn13 Architekten AG 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%
siebzehn13 Architekten AG scores 65.7 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 35.65.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

siebzehn13 Architekten AG reaches a ranQ Trust Score of 4.0 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

Herrengasse 2
6460 Altdorf Ur
Opening hours
Mon
07:00 - 18:00
Tue
07:00 - 18:00
Wed
07:00 - 18:00
Thu
07:00 - 18:00
Fri
07:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-348.343.434
Founded
2016 · 10 years
Last commercial register change
December 28, 2016
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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