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

About the company

The core activity of the company "ruum architekten" is the planning and realization of construction projects in the field of high-rise buildings, in particular the creation of residential and research buildings, as well as the provision of services as an architect, general or total contractor.

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Offering

Products & services

Industry:Architecture FirmsGeneral Contractors
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4.1/5

ruum gmbh

✓ Offered6
Architectural planning
Planning and design of buildings with low energy demand and a healthy living climate, using natural building material choices, modern architecture and taking account of cost-effectiveness and sustainability.
Project organisation for building construction
Tailor-made project organisations for building construction, with an interactive process between clients, authorities, specialists, consultants and contractors.
Architectural services on commission
Architectural services in a client commission, with joint development of the project, early involvement of specialist consultants and support throughout the entire planning and construction process.
General contractor
Execution of construction projects as a general or turnkey contractor, including coordinated delivery and responsibility throughout the construction process.
Turnkey contractor
Overall-responsibility delivery of building projects as a turnkey contractor, from planning to implementation with coordinated cooperation of all parties.
Development and sale of condominiums
Development and sale of condominiums in Herzogenbuchsee, including development of residential building projects and marketing of the apartments.
Trust & reputation

ranQ Trust Score of ruum gmbh: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

ruum 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.
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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%
ruum gmbh scores 80.9 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.95.212%
  • 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%
ruum 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%
ruum gmbh scores 6.3 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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

ruum gmbh reaches a ranQ Trust Score of 4.1 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

Industriestrasse 3
4513 Langendorf

At a glance

Legal form
Limited Liability Company
UID
CHE-297.846.757
Founded
2013 · 13 years
Last commercial register change
January 25, 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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