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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionMerenschwandJoos Metall- und Stahlbau AG
Joos Metall- und Stahlbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Joos Metall- und Stahlbau AG is a metal and steel construction company that provides in-house planning, fabrication and installation of structural and architectural metalwork. Products and services include steel construction, special constructions, railings, stairs, doors, windows, façades, balcony extensions, fire-protection solutions, and maintenance.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered12
Planning
Planning and project management for metal and steel construction projects, including structural calculations, processing with special software, and coordination of fabrication and installation.
Steel construction
Steel structures with short planning and build times, flexible execution of the load-bearing system, and connection of steel beams, plates and pipes by bolting or welding.
Doors
Doors made of aluminium, steel and stainless steel, including entrance doors, interior closures, system solutions, fire doors, automatic drive, access control, and versions for sound insulation, thermal protection and burglary resistance.
Windows
Windows made of aluminium, steel or stainless steel, on request with increased break-in or sound protection, as well as fall-proof, bullet-resistant and blast-resistant versions.
Façades
Metal, glass and window façades made of aluminium, steel or stainless steel, from curtain wall (mullion-transom) systems to large-area fire protection systems.
Railings
Manufacture and installation of railings and handrails in steel or chrome-nickel steel for stairs, balconies and terraces, produced in-house.
Staircases
Custom-made staircases for interior and exterior areas, with solutions in steel, glass, stone or wood, as well as variants for garden exits, escape stairs and barrier-free ramps.
Fire protection
Fire protection elements and fire protection glazing in classes E30, EI30, EI60 and EI90 made of aluminium, steel or stainless steel with glass or panel inserts, and maintenance according to VKF standard.
Service and maintenance
Repairs and maintenance work on site or in the workshop, including doors, gates, windows, sliding partitions, glass panes, welding work, railings, and fire and smoke protection doors.
Balcony extension
Steel structures for balconies on existing buildings and new builds, with lightweight or prefabricated concrete floor slabs, individually planned, manufactured and installed.
Lift-and-drop windows
Planning, production and installation of lift-and-drop front elements with profile-free panoramic windows, a threshold-less lowered glass façade, and sound and thermal insulation.
Special constructions
Custom special builds for technical challenges, from planning through fabrication to installation by specialized teams.
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4.1/5

Joos Metall- und Stahlbau AG

Trust & reputation

ranQ Trust Score of Joos Metall- und Stahlbau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Joos Metall- und Stahlbau AG scores 62.5 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.69.424%
  • 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.55.910%
  • 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.50.08%
Joos Metall- und Stahlbau AG scores 92.9 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.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.82.07%
Joos Metall- und Stahlbau 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%
Joos Metall- und Stahlbau AG scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Joos Metall- und Stahlbau AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 out of 5 stars from 8 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
4.5
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle4.58
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hier entsteht die Karte
Industriestrasse Nord 3
5634 Merenschwand
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 15:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.627.370
Founded
2012 · 14 years
Last commercial register change
April 1, 2026
Employees
21 to 50
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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