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

About the company

TRUMAG SA is a general contractor for construction and real estate projects. Its services include planning and site supervision, new construction, renovations and repairs, as well as real estate brokerage and management, demolition and transport.

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Service area

Offering

Products & services

Industry:General contractor
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TRUMAG SA

✓ Offered5
Real Estate Services
Real estate services for apartments, houses, rental properties, commercial spaces, income-generating buildings, projects and land; support with purchase, construction, sale and initial lettings.
Residential Renovations
Residential renovations with tailored solutions from design to completion; works to improve functionality, value and the character of living spaces.
Commercial Renovations
Commercial renovations for business premises from design to completion; full project handling to improve efficiency and functionality.
Demolition Works
Demolition works with removal of walls, floors, ceilings, windows, doors, installations and furniture, plus material disposal and site clearance.
Transport Services
Transport services with transport vehicles and shuttle service for construction-site and project logistics.
Trust & reputation

ranQ Trust Score of TRUMAG 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.

TRUMAG 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%
TRUMAG SA scores 84.6 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.97.712%
  • 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%
TRUMAG 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%
TRUMAG SA scores 6.9 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 35.6.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TRUMAG 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

Hier entsteht die Karte
Via Crott 10
7603 Vicosoprano

At a glance

Legal form
Corporation
UID
CHE-330.602.079
Founded
2012 · 14 years
Last commercial register change
March 24, 2026
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.70.03%
    • Full methodology

    Active in 1 of 26 cantons · 1 municipality

    • GRBregaglia

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