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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesMetal ConstructionBrittnauSchlosserei Sommer AG
Schlosserei Sommer AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Schlosserei Sommer AG is a metalworking company specializing in pipework, steel construction, metal fabrication and forged components. It manufactures, assembles and repairs structural and piping systems and also provides service and repair for small-engine equipment and garden/handheld devices.

AI-generated
Offering

Products & services

Industry:Metal Construction
✓ Offered5
Metal construction
Measurement, planning, fabrication, installation and repair of railings, canopies, ladders, handrails, pergolas, balconies, doors, landings, staircases, bicycle shelters, carports and raised beds.
Steel construction
Measurement, planning, fabrication, installation and repair of steel structures, in particular beams, columns, landings and staircases for industrial facilities and building conversions.
Piping construction
Measurement, planning, fabrication, installation and repair of piping systems in industrial facilities; chromed steel, welded and press-fit pipes as well as valves, fittings and small installations.
Blacksmithing works
Measurement, planning, fabrication, installation and repair of artistic and functional blacksmithing works, including window grilles, railings, stair railings, spiral staircases as well as tool machining.
Service and repair of small motor equipment
Maintenance, upkeep, servicing and repair of lawnmowers, lawn tractors, trimmers, chainsaws, hedge trimmers, leaf blowers and shredders; including sharpening of blades and saw blades.
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4.0/5

Schlosserei Sommer AG

Trust & reputation

ranQ Trust Score of Schlosserei Sommer AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Schlosserei Sommer AG scores 60.4 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.70.824%
  • 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.27.910%
  • 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.70.08%
Schlosserei Sommer AG scores 85.5 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.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.55.07%
Schlosserei Sommer 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%
Schlosserei Sommer AG scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Schlosserei Sommer AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Zofingerstrasse 22
4805 Brittnau
Opening hours
Mon
07:00 - 11:45, 13:00 - 17:00
Tue
07:00 - 11:45, 13:00 - 17:00
Wed
07:00 - 11:45, 13:00 - 17:00
Thu
07:00 - 11:45, 13:00 - 17:00
Fri
07:00 - 11:45, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.937.636
Founded
1997 · 29 years
Last commercial register change
June 19, 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

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