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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryMetal IndustryEschertG. & Y. Leuenberger S.A.
G. & Y. Leuenberger S.A. Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of G. & Y. Leuenberger SA is precision turning, i.e. the production of precise parts and components for various industries such as the luxury goods industry, the watch industry and others. The company offers a wide range of services, including the production of parts from various materials, such as metals and synthetic materials, as well as the processing of parts with the highest precision and quality.

AI-generated
Offering

Products & services

Industry:Metal Industry
✓ Offered7
Precision Swiss turning
Precision Swiss turning for industry, parts true to customers’ drawings, in brass, steel, stainless steel, synthetic materials, aluminium and titanium, from 1 to 65 mm diameter.
Machining of luxury parts
Parts for luxury objects, with a carefully designed finish and mastery of machining lead-free alloys, intended in particular for leather goods and pens.
Manufacture of switchgear parts
Manufacture of parts for switchgear, with cost control and production flexibility, suited to different order volumes.
Manufacture of connector parts
Manufacture of connector parts in small, medium and large series, with technological adaptation and productivity across varying volumes.
Manufacture of watch components
Components for watchmaking, with constant pursuit of precision and finishing operations suited to delicate parts.
High-precision rework and finishing
Rework of parts, 5-axis milling, turning, diamond finishing and piece-by-piece finishing for delicate parts up to 200 mm diameter depending on geometry.
Personalised watchmaker magnifiers
Personalised watchmaker magnifiers for promotional gifts, with several colour options and the possibility of engraving or coloured marking.
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4.0/5

G. & Y. Leuenberger S.A.

Trust & reputation

ranQ Trust Score of G. & Y. Leuenberger S.A.: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

G. & Y. Leuenberger S.A. scores 64.3 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.72.124%
  • 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.40.910%
  • 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%
G. & Y. Leuenberger S.A. scores 92.3 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.82.07%
G. & Y. Leuenberger S.A. scores 86.7 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).86.722%
G. & Y. Leuenberger S.A. scores 9.5 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 35.8.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

G. & Y. Leuenberger S.A. reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.8 out of 5 stars from 4 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.8
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle4.84
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 25, 2020Media
«Höchstmass an Unterstützung»
technische-rundschau.ch

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Comparisons

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Location

Au Village 3
2743 Eschert
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.637.034
Founded
1975 · 51 years
Last commercial register change
September 8, 2025
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.70.03%
    • Full methodology

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