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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceBernDach + mehr GmbH
Dach + mehr GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Dach + mehr GmbH provides professional services related to flat roofs, including roof inspections, waterproofing, terrace surfacing and the installation of fall protection systems. The company also carries out roof maintenance as well as renovation and renewal work on existing surfaces and waterproofing systems.

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Products & services

Industry:Building MaintenanceSpecialized Construction Activities
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Dach + mehr GmbH

Roofing
✓ Offered4
Terrace Surfacing
Terrace surfacing with porcelain stoneware and concrete slabs, including installation on pedestals or gravel, adjustment of existing surfaces, and renovation or replacement.
Waterproofing
Waterproofing for flat roofs, terraces, balconies and plinths, including joints, penetrations, repairs, and bitumen, plastic, and liquid-applied systems.
Fall Protection Systems
Installation, retrofitting, maintenance and inspection of fall protection systems for flat and pitched roofs, with lifeline systems and single anchor points.
Roof Maintenance
Annual roof maintenance to identify damage and defects early, so repairs can be carried out in time and the property remains protected long term.
Trust & reputation

ranQ Trust Score of Dach + mehr GmbH

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

Dach + mehr 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%
Dach + mehr 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%
Dach + mehr 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%
Dach + mehr GmbH 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

Fellerstrasse 30
3027 Bern

At a glance

Legal form
Limited Liability Company
UID
CHE-135.539.748
Founded
2025 · 1 year
Last commercial register change
November 10, 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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