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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRental of Machinery & EquipmentElsauConcept One GmbH
Concept One GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Concept One GmbH provides event technology and production services, designing and delivering technical solutions for on-site and online events. Services include consultancy, concept development (3D visualisations, acoustic simulations), planning, on-site implementation and operational support.

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Offering

Products & services

Industry:Rental of Machinery & EquipmentTrade Fair & Event Organizers
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3.8/5

Concept One GmbH

Wholesale - Machinery & Technical Equipment
✓ Offered4
Event Consultancy
Strategic consulting for events, support in goal setting, concept development and the appropriate use of technology for long-term successful events.
Event Conception
Conception of event setups and installations, including 3D drawings, visualisations and acoustic simulations for a coordinated guest experience.
Event Planning
Planning of event projects with coordinated technical drawings, technical solutions and cost control for a reliable and efficient process.
Event Implementation
On-site implementation of events with technical functionality, safety requirements and local venue and cultural specifications.
Trust & reputation

ranQ Trust Score of Concept One GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 54% · As of October 2026

Concept One 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%
Concept One GmbH scores 61.5 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.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 One GmbH 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 One GmbH scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Concept One GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». 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

St. Gallerstrasse 20
8352 Elsau

At a glance

Legal form
Limited Liability Company
UID
CHE-290.174.112
Founded
2023 · 3 years
Last commercial register change
June 30, 2023
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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