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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionStabioSteelia SA
Steelia SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Metalsky SA provides design, production and installation services for metal construction projects, including glass curtain walls, ventilated facades, aluminum and wood-aluminum windows and doors, glass railings, metal parapets and steel stairs.

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Products & services

Industry:Metal Construction
✓ Offered
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4.1/5

Steelia SA

11
Design
Design of metal carpentry works, focusing on millimetre accuracy, local standards, optimisation of production processes and site logistics.
Production
Production of aluminium joinery, processing of steel and aluminium work, with a production department structured close to the site for quick adaptations.
Installation
Installation of metal works with qualified personnel, modern equipment, technical updates and on-site safety supervision.
Curtain wall facades
Curtain wall façades with mullions and transoms, including glass façades and cladding for commercial, administrative and residential buildings.
Ventilated façades
Ventilated façades and façade cladding for buildings, with installation of metal elements and combinations with other materials.
Aluminium windows and doors
Windows, doors and shopfronts in aluminium, including thermally broken systems and with SCHÜCO systems, for new buildings and renovations.
Windows and doors (wood-aluminium, PVC-aluminium and PVC)
Windows and doors in wood-aluminium, PVC-aluminium and PVC, including solutions with triple glazing for residential and commercial buildings.
Glass and metal balustrades
Balustrades in glass and metal, including external glass railings, metal parapets and solutions for terraces and balconies.
Metal staircases
Staircases in steel and other metal carpentry structures for residential, administrative and commercial buildings.
Metal doors and glazed doors
Metal doors, fire-rated doors and glazed doors, including automatic glass sliding doors for entrances and passageways.
Metal carpentry structures
Metal carpentry structures for buildings and special works, with custom steel and aluminium fabrication.
Trust & reputation

ranQ Trust Score of Steelia SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Steelia SA scores 63.5 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.73.124%
  • 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.35.310%
  • 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.70.08%
Steelia SA scores 82.0 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.70.07%
Steelia 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%
Steelia SA scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Steelia SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Via Vite 3
6855 Stabio
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:30
Tue
07:30 - 12:00, 13:00 - 17:30
Wed
07:30 - 12:00, 13:00 - 17:30
Thu
07:30 - 12:00, 13:00 - 17:30
Fri
07:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-323.750.705
Founded
2017 · 9 years
Last commercial register change
June 18, 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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