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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryNiedergösgenKaufmann AG Elektromotorenbau
Kaufmann AG Elektromotorenbau Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Kaufmann AG is the manufacture, maintenance and repair of electric drives, particularly motor components, as well as electrical winding and mechanics. The company exclusively manufactures stator and rotor components for e+a electric machines and drives and offers a comprehensive maintenance and repair service for electric machines and drives.

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Offering

Products & services

Industry:Electrical IndustryMechanical Engineering Industry
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4.3/5

Kaufmann AG Elektromotorenbau

✓ Offered8
Repair service for electric motors and drives
Repair, inspection and troubleshooting for electric motors, DC and AC motors, generators, transformers, pumps, fans, gearboxes and drives up to 2000 kg.
Electrical winding and rewinding
Rewinding and repair of DC and AC windings, three-phase motors, generators and transformers; also with temperature sensors and winding protection via impregnation and potting.
Mechanical and assembly work
Mechanical repairs, machining and assembly of gearboxes, pumps, fans and drive components; rebushing, spraying-on, welding, modifications and fabrication of replacement and special parts.
Manufacturing of stators and rotors
Manufacturing of wound stators and raw rotors according to customer specifications, from prototypes through small series to series production with quality inspection.
Laser-optical machine alignment
Alignment of electric motors, pumps, gearboxes and coupled machines with a laser system; correction of misalignment, soft-foot and thermal growth, on request with a report.
Dynamic balancing
Dynamic balancing of rotors, shafts, fans and wheels, or up to 500 kg respectively, or according to customer specification with report.
Quality inspection
Testing of raw materials, semi-finished products and windings using electrical measurements, high-voltage, insulation and partial discharge tests, with complete documentation.
Customer projects and electromechanical development
Development and implementation of customer projects for wound components, plant parts and extensions, as well as support and consulting for electromechanical components.
Trust & reputation

ranQ Trust Score of Kaufmann AG Elektromotorenbau: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Kaufmann AG Elektromotorenbau scores 77.3 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.79.224%
  • 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.58.610%
  • 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.95.08%
Kaufmann AG Elektromotorenbau 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%
Kaufmann AG Elektromotorenbau scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
Kaufmann AG Elektromotorenbau scores 4.0 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 35.4.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kaufmann AG Elektromotorenbau reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 9 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
4.9
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.99
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Äussere Kanalstrasse 31
5013 Niedergösgen

At a glance

Legal form
Corporation
UID
CHE-106.934.108
Founded
1998 · 28 years
Last commercial register change
December 4, 2025
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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