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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryTransport & LogisticsMobility ServicesVallonZeferino SA
Zeferino SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Zeferino SA specializes in railway track works and maintenance of rail infrastructure. Services listed on the website include track construction and assembly, maintenance and rehabilitation, rail‑road dumpers and excavators, elevated work, tamping groups (MB8), safety officers for CFF and private networks, site supervision by foremen with a federal diploma, provision of rail equipment, staff reinforcement for rail projects, and salting/snow‑clearing for platforms and parking.

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Products & services

Industry:Mobility Services
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4.2/5

Zeferino SA

10
Construction and maintenance of railway tracks
Construction of new railway tracks, modification of existing alignments, maintenance and renewal of railway infrastructures, with railway teams and machines.
Track installation
Installation of railway tracks for new sites or for modifications, carried out by experienced teams and machine operators.
Work at height
Work at height on railway construction sites, carried out as part of construction and maintenance interventions.
Tamping unit
Interventions with the MB8 tamping unit for adjustment and stabilisation of railway tracks.
Ballast brush
Ballast brushing work with dedicated equipment for maintenance of railway tracks.
CFF safety supervisors / private networks
Safety supervisor services for construction sites on CFF networks and private networks.
Site supervision by foreman with federal certificate
Site supervision provided by a foreman with a federal certificate for railway works.
Railway material and equipment
Provision of railway material and equipment for construction sites and interventions on tracks.
Staff reinforcement for railway construction sites
Staff reinforcement for railway construction sites, with teams available for interventions on tracks.
Salting and snow removal: platforms/parking
Salting and snow removal of platforms and parking areas, carried out as an additional service.
Trust & reputation

ranQ Trust Score of Zeferino SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Zeferino SA scores 81.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.80.424%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.72.110%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.95.08%
Zeferino SA scores 76.5 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.70.212%
  • 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%
Zeferino 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%
Zeferino SA scores 11.4 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 35.11.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zeferino SA reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 16 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 16 reviews across all connected sources

Sources
GGoogle4.816
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Chemin de la Rueyre 1
1565 Vallon
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Corporation
UID
CHE-178.345.388
Founded
2020 · 6 years
Last commercial register change
July 22, 2026
Employees
11 to 20
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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