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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsIttigenpjk Architektur AG
pjk Architektur AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of PJK Architektur AG is the planning, realization and renovation of buildings, including high-rise construction, interior architecture and building analysis. The company offers services such as architecture, construction management and project management, and works closely with clients, planners and contractors to develop individual solutions for various construction projects.

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Offering

Products & services

Industry:Architecture Firms
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4.2/5

pjk Architektur AG

✓ Offered
5
Architectural services for residential buildings
New construction, alterations and renovations of multi-family and single-family houses; loft conversions, façade refurbishment, building envelope renovations, balcony renewal and residential developments.
Architectural services for services and commercial business
Fit-outs, alterations and renovations of offices, showrooms, business premises, parking halls and business centres; reorganisation of office spaces and terrace refurbishments.
Architectural services for public buildings
New construction, extensions, renovations and maintenance of schools, police stations, retirement and nursing homes, and other public buildings.
Conservation and renovation of historic buildings
Renovation and attic conversions of heritage-relevant buildings, including a retirement and nursing home and other existing properties.
Architectural services for restaurants and hospitality
Reconfiguration, alterations and technical refurbishment of restaurants and hospitality businesses, including kitchens, lobbies, rooms and dining areas in hotels and restaurants.
Trust & reputation

ranQ Trust Score of pjk Architektur AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

pjk Architektur AG scores 73.2 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.78.124%
  • 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.49.510%
  • 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.88.08%
pjk Architektur AG scores 79.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.55.07%
pjk Architektur AG scores 85.0 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).85.022%
pjk Architektur AG scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

pjk Architektur AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Grauholzstrasse 2
3063 Ittigen

At a glance

Legal form
Corporation
UID
CHE-443.920.313
Founded
2016 · 10 years
Last commercial register change
January 20, 2026
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.
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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