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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsHünenbergConcept Projektplan AG
Concept Projektplan AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Concept Projektplan AG encompasses the planning and realization of construction and renovation projects of all kinds, including planning, acquisition, management and general contracting. Furthermore, the company offers services in the field of heating, ventilation, air conditioning and sanitation (HVAC) and is active in the trade of importing and exporting goods. Additionally, they acquire, encumber, sell and manage real estate in Switzerland and abroad and offer financing solutions.

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Products & services

Industry:General Contractors
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Concept Projektplan AG

✓ Offered5
General contractor and total contractor
Planning, design development and implementation of construction and renovation projects; construction execution for projects of any size and complexity, from planning through completion.
Construction and renovation projects
Planning, design development and implementation of construction and renovation projects; implementation in the construction and industrial sectors, with support up to completion.
Project management
Project management for construction projects; coordination of processes, specialists and execution across the various construction phases.
HLKS technology
HLKS technology as a core competence for projects; development of solutions related to heating, ventilation, air conditioning and plumbing.
Property management
Property management within project and construction expertise; support for property handover/occupancy, management and transaction-related tasks.
Trust & reputation

ranQ Trust Score of Concept Projektplan AG

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Concept Projektplan AG 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%
Concept Projektplan AG scores 64.1 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.50.012%
  • 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%
Concept Projektplan AG scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
Concept Projektplan AG scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Knowledge

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Location

Rothusstrasse 23
6331 Hünenberg

At a glance

Legal form
Corporation
UID
CHE-277.272.936
Founded
2023 · 3 years
Last commercial register change
July 14, 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.
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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