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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureArchitecture FirmsLenzburgPolygon Architektur GmbH
Polygon Architektur GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Polygon Architektur GmbH is an architecture firm that handles projects from design and planning through construction documentation, execution and site supervision. Its services include single-family homes, conversions, refurbishments, planning applications, potential analyses, energy-efficient renovations and photovoltaic solutions.

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Products & services

Industry:Architecture Firms
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3.6/5

Polygon Architektur GmbH

Construction & Project Management
✓ Offered8
Architecture for Residential Buildings
Design, project planning, execution and construction management for single-family houses, replacement new builds and multi-family houses; including permit applications, studies, feasibility and potential analyses.
Planning Applications and Project Documentation
Support and drawing preparation for planning applications; preparation of documents for project planning, building permits and execution planning.
Energy Renovations
Renovations focused on energy efficiency; planning and implementation of energy improvements for existing buildings.
Photovoltaic and Solar Planning
Planning of solar energy and photovoltaic systems as part of building projects and renovations.
Kitchen and Bathroom Renovations
Renovation of kitchens and bathrooms in existing buildings; planning and construction execution for refurbishments.
Garden Design
Garden design in collaboration with Noa Landschaftsarchitektur; planning of outdoor spaces and garden concepts.
Furniture Design and Production
Design and production of furniture as a supplementary interior-fit-out service within projects.
Mold Assessments
Mold assessments for existing buildings to evaluate infestation and required remediation.
Trust & reputation

ranQ Trust Score of Polygon Architektur GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 54% · As of October 2026

Polygon Architektur GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Polygon Architektur GmbH scores 50.8 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.25.012%
  • 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%
Polygon Architektur 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%
Polygon Architektur GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Polygon Architektur GmbH reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Fliederweg 9
5600 Lenzburg

At a glance

Legal form
Limited Liability Company
UID
CHE-318.308.806
Founded
2025 · 1 year
Last commercial register change
September 25, 2025
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.
88.0
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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