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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral contractorValanginTPA SA
TPA SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

TPA SA is a construction company working in civil engineering, building construction, renovation and alterations. Its services include infrastructure and utility-network work, concrete and masonry construction, and the renovation or extension of existing buildings.

AI-generated
Presence

Service area

Offering

Products & services

Industry:General contractor
✓ Offered3
Civil Engineering
Construction and maintenance of industrial networks, urban developments, new road infrastructure, residential area servicing, exterior works and bituminous surfacing.
Building Construction
Construction of medium-sized residential buildings, retaining and securing structures in concrete or natural stone, foundations for timber structures, technical rooms and reinforced concrete for in-ground pools.
Renovation and Conversion Works
Transformation and extension of existing buildings, repair of concrete and masonry structures, code compliance upgrades, demolition with material recovery, and concrete sawing and drilling.
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4.1/5

TPA SA

Trust & reputation

ranQ Trust Score of TPA SA: 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.

TPA SA 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%
TPA SA scores 84.8 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.89.612%
  • 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%
TPA SA 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%
TPA SA scores 7.7 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 35.7.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TPA SA 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

Les Scies 3
2042 Valangin

At a glance

Legal form
Corporation
UID
CHE-448.634.398
Founded
2015 · 11 years
Last commercial register change
September 6, 2024
Employees
11 to 20

Active in 1 of 26 cantons

  • NENeuchâtel
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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