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

About the company

The core activity of Metallbau Lukas Frei AG consists of planning, manufacturing and assembling metal constructions, in particular: special constructions, canopies, railings, windows and doors made of chrome-nickel steel, steel and aluminum, as well as winter gardens and facades. The company also offers consulting and execution of metal construction work and provides services to private builders, public authorities, architects and other clients.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered12
General metal construction
General metal construction for custom structures and solutions, planned and executed professionally and on time.
Steel construction
Steel construction for load-bearing and structural metal structures, listed as a separate area in the product range.
Facades
Facades for metal and glazing solutions in the building envelope sector, listed as a separate product.
Windows / glazing
Window and glazing solutions for buildings and components, listed in the company’s product range.
Balustrades / handrails
Balustrades and handrails for staircases, balconies and other metal construction applications, managed as a separate product offering.
Doors / gates
Metal doors and gates for buildings and facilities, listed as a separate product range.
Staircases
Staircases in metal construction, listed as a separate product in the range.
Balconies
Balconies in metal construction, managed as a product in the range.
Conservatories
Conservatories with metal and glazing structures, listed as a separate product range.
Canopies
Canopies made of metal and glass for entrances and outdoor areas, listed as a standalone product.
Fire protection glazing
Fire protection glazing for safety-relevant glazing solutions, listed in the website’s product range.
Shop window systems
Shop window systems for shop and exhibition fronts, listed in the website’s product menu.
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4.1/5

Metallbau Lukas Frei AG

Trust & reputation

ranQ Trust Score of Metallbau Lukas Frei AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Metallbau Lukas Frei AG scores 68.0 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.76.724%
  • 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.45.610%
  • 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%
Metallbau Lukas Frei AG scores 89.3 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.100.012%
  • 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%
Metallbau Lukas Frei 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%
Metallbau Lukas Frei AG scores 3.7 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 35.3.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Metallbau Lukas Frei AG 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 5 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 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Obermatt 1D
5102 Rupperswil
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:15
Tue
07:00 - 12:00, 13:00 - 17:15
Wed
07:00 - 12:00, 13:00 - 17:15
Thu
07:00 - 12:00, 13:00 - 17:15
Fri
07:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.027.893
Founded
1996 · 30 years
Last commercial register change
March 15, 2021
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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