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

About the company

The core activity of Gueng AG encompasses the development, manufacture, and distribution of specialized machines and equipment, particularly: plastic pipe welding machines, floor and parquet grinding machines, trowel machines, workshop machines, construction site machines, floor care and grinding machines, as well as accessories and spare parts for these machines. In addition, the company also offers CNC manufacturing services, including: CNC milling, CNC turning, CNC machining, metal manufacturing, plastic parts manufacturing, contract manufacturing, and assembly and repair services. The company positions itself as a specialist in metal manufacturing, CNC manufacturing, and the production of specialized machines and equipment.

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Products & services

Industry:Metal Construction
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3.9/5

Gueng AG

✓ Offered12
CNC contract manufacturing
Single and series parts in metal and plastic, parts with surface treatment and surface protection, turning, milling, sawing, thread rolling, welding and cleaning.
Assembly technology
Prototypes, single and series assembly, mechanical subassemblies and complete units, including assembly of in-house products such as floor grinding, vacuum and plastic pipe welding machines.
Service and repair work
Spare parts supply, service, repairs and rental of in-house products such as floor grinding and vacuum machines as well as plastic pipe welding machines.
Metal fabrication
Manufacture of precise parts or units according to drawings or specifications, for individual parts, complex supply components and metal components.
Plastic parts fabrication
Manufacture of plastic parts as part of CNC contract manufacturing and manufacturing technology, as single and series parts.
Plastic pipe welding machines
Plastic pipe welding machines in various models, manufactured and assembled in the company’s own production hall; Swiss Made, with experience in in-house production.
Floor care / floor grinding machines
Floor care and floor grinding machines in various models, manufactured as in-house products; including accessories, service and repairs.
Dust and wet vacuum cleaners
Dust and wet vacuum cleaners as a product group in the range, in connection with floor care and floor grinding machines.
Tumbling / vibratory grinding machines
Tumbling and vibratory grinding machines in various designs, as in-house products from the company’s own production.
Workshop machines
Workshop machines as a dedicated product group in the range of Gueng AG.
Construction site machines
Construction site machines as a dedicated product group in the range of Gueng AG.
Accessories for floor care and floor grinding machines
Accessories for floor grinding and floor care machines, as an additional product group to the machine range.
Trust & reputation

ranQ Trust Score of Gueng AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Gueng AG scores 51.4 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.66.724%
  • 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.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.35.08%
Gueng 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%
Gueng 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%
Gueng AG scores 12.3 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 35.12.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gueng AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 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
4.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle4.52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Gewerbestrasse 3
8162 Steinmaur
Opening hours
Mon
08:00 - 16:30
Tue
08:00 - 16:30
Wed
08:00 - 16:30
Thu
08:00 - 16:30
Fri
08:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.958.703
Founded
1983 · 43 years
Last commercial register change
February 28, 2024
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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