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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialized Construction ActivitiesHerzogenbuchseeDafag Dach- + Fassadensysteme AG
Dafag Dach- + Fassadensysteme AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of DAFAG AG is the planning, consulting, design and realization of roofing and facade work, including roofing, sealing, sheet metal work, lightning protection, facade and photovoltaic systems. The company also offers scaffolding and crane rental services and performs maintenance and repair work on buildings.

AI-generated
Offering

Products & services

Industry:Specialized Construction Activities
✓ Offered9
Flat roof
Flat roof work for carports, single-family homes, commercial buildings and industrial buildings; including vapour barrier, thermal insulation, waterproofing, wearing and protective layer as well as sheet metal work and lightning protection.
Pitched roof
Pitched roof work with clay tiles, concrete tiles, natural slate, fibre-cement slate and metal sheets; including underlay, battens and roofing material, also for roof renovations and new builds.
Sheet metal work | Lightning protection
Sheet metal work and lightning protection systems, including metal roofs, metal façades, covers, drains, gutter channels, ventilation pipes, chimney flashings and claddings.
Facade construction
Facade solutions made of Eternit, slate or metal for private homes, business buildings and industrial buildings; planning and execution with protection against weather influences.
Photovoltaic installation
Installation of photovoltaic systems including sheet metal covers, flashings and adjustments to the tiles.
General contractor (GU) – industry
General contractor for work around the building envelope, including commissioning work to subcontractors.
Maintenance | Repairs
Maintenance and repairs for roof and façade, including condition assessment, regular inspections, maintenance contracts and fixing damage such as loose tiles or gutter problems.
24 h on-call duty service
24/7 customer service for emergencies with telephone availability outside business hours.
Hire truck crane
Rental of a truck crane with driver, usable as a crane or lift platform for work in hard-to-access locations on the roof and façade.
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4.1/5

Dafag Dach- + Fassadensysteme AG

Trust & reputation

ranQ Trust Score of Dafag Dach- + Fassadensysteme AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Dafag Dach- + Fassadensysteme 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%
Dafag Dach- + Fassadensysteme AG scores 92.3 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.100.012%
  • 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.82.07%
Dafag Dach- + Fassadensysteme AG scores 85.0 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).85.022%
Dafag Dach- + Fassadensysteme AG scores 3.7 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 35.3.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Dafag Dach- + Fassadensysteme AG 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

Wangenstrasse 71
3360 Herzogenbuchsee
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.650.820
Founded
1994 · 32 years
Last commercial register change
March 24, 2026
Employees
21 to 50
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.100.06%
  • 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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