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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsLaufenjermann architekten und raumplaner ag
jermann architekten und raumplaner ag Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "jermann architekten und raumplaner ag" is the planning and realization of construction projects, in particular single-family homes, multi-family homes, schools, office buildings and other buildings, as well as the expansion and renovation of existing buildings. The company also provides services in the fields of architecture, spatial planning and construction management.

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Offering

Products & services

Industry:Architecture Firms
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3.9/5

jermann architekten und raumplaner ag

✓ Offered
8
New-build projects
Tailored planning for new-build projects, in particular single-family homes and multi-family buildings; from idea to implementation with spaces designed around the client’s wishes.
Renovation and extensions of existing buildings
Conversions, renovations, changes of use and extensions of existing buildings; enhancement of the existing property, adaptation to new requirements and development of optimized solutions.
Construction consultations
Advisory services on building and zoning regulations and on what is legally feasible for municipalities and private clients, particularly when building in historically developed settlements.
Energy consulting
Comprehensive advice on the energy performance of buildings, considering technical systems, use and occupant behaviour; development of suitable solutions for each situation.
Feasibility studies
In-depth background work for complex planning; development of concepts as a basis for sustainable project management.
Competition support
Organization and management of study mandates and competitions for municipalities and private clients in the field of open spaces and buildings.
Building appraisals
Market value appraisals for properties, focusing on building development opportunities and their impact on value.
Spatial planning
Development studies, neighbourhood plans and design plans for larger sites with new development or change of use; a basis for architecturally coordinated developments.
Trust & reputation

ranQ Trust Score of jermann architekten und raumplaner ag: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

jermann architekten und raumplaner ag scores 44.3 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.54.224%
  • 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.27.910%
  • 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%
jermann architekten und raumplaner ag scores 85.5 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%
jermann architekten und raumplaner 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%
jermann architekten und raumplaner ag scores 91.4 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 35.91.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

jermann architekten und raumplaner ag reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 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
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hintere Gasse 52
4242 Laufen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.022.599
Founded
1995 · 31 years
Last commercial register change
July 10, 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.100.06%
  • 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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