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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil worksSavogninLuzio Tiefbau AG
Luzio Tiefbau AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Luzio Tiefbau AG is a construction contractor carrying out civil engineering work, including utility, power plant, road and water construction, as well as excavation and demolition. The company also operates a gravel plant that processes gravel mixes and a quarry where it extracts and processes serpentine.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Civil works
✓ Offered6
Civil engineering works
General civil engineering works, trench and utility line construction, power plant and pressure pipeline construction, cantonal road construction, forestry and land-improvement road construction, excavation works, excavation supports and nail walls.
Hydraulic engineering and watercourse corrections
Spring intakes, hydraulic engineering in flowing waters, stream bank protection and realignments, renaturalisation and moorland remediation.
Demolition works
Complete demolition works for deconstruction and demolition projects.
Snow clearing
Snow clearing as an additional winter service.
Gravel processing
Processing of various, including tested, gravel mixtures at the Rona gravel works with suitable raw material.
Serpentinite extraction and processing
Extraction of green serpentinite from the Marmorera quarry and processing into large block stones and Schroppen.
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4.1/5

Luzio Tiefbau AG

Trust & reputation

ranQ Trust Score of Luzio Tiefbau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Luzio Tiefbau 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%
Luzio Tiefbau AG scores 89.3 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.70.07%
Luzio Tiefbau AG scores 86.7 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).86.722%
Luzio Tiefbau AG scores 12.6 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 35.12.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Luzio Tiefbau 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 November 2026.

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

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Location

Veia Son Mitgel 16
7460 Savognin

At a glance

Legal form
Corporation
UID
CHE-114.935.759
Founded
2009 · 17 years
Last commercial register change
June 11, 2026
Employees
11 to 20

Active in 1 of 26 cantons

  • GRGrisons
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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