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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsJonschwilNardone Ingenieure AG
Nardone Ingenieure AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Nardone Ingenieure AG is the provision of engineering services in the field of civil engineering and construction, including structural planning, structural engineering, bridge construction, infrastructure, road construction, environmental and water engineering, as well as consulting services for building owners and municipalities.

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Offering

Products & services

Industry:Civil Engineering Firms
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Nardone Ingenieure AG

✓ Offered
7
Structural civil engineering
Feasibility and planning studies, structural engineering design, site management, refurbishment and structural analysis for single- and multi-family homes, commercial, industrial and public buildings.
Special structures
Feasibility and planning studies, structural engineering design, site management, refurbishment and structural analysis for bridge structures and retaining structures.
Transport infrastructure construction
Feasibility and planning studies, design, site management and refurbishment for general road construction including drainage and utility duct construction.
Waterway construction
Feasibility and planning studies, design, site management and refurbishment for general waterways.
Client advisory services
Advisory services for clients as part of project studies, planning, execution and commissioning.
Municipal advisory services
Advisory services for municipalities on construction and infrastructure topics as part of project studies, planning, execution and commissioning.
Expert reports
Technical expert reports and assessments as consulting services in civil engineering.
Trust & reputation

ranQ Trust Score of Nardone Ingenieure 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.

Nardone Ingenieure 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%
Nardone Ingenieure AG scores 79.9 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.83.012%
  • 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%
Nardone Ingenieure 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%
Nardone Ingenieure AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Nardone Ingenieure 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

Baumgartenstrasse 3
9243 Jonschwil
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-134.502.702
Founded
2017 · 9 years
Last commercial register change
April 8, 2024
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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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