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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - General Specialty TradeBiel/BienneL. Klein AG
L. Klein AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

L. Klein AG is a distributor and stockholder of stainless steels and metallic raw materials. The company supplies a broad range of specialty steels and alloys, provides organized warehousing, traceability and logistics, and serves sectors such as electronics, watchmaking, medical devices and automotive; it is ISO 9001 certified.

AI-generated
Offering

Products & services

Industry:Retail - General Specialty Trade
✓ Offered12
Trade in stainless steels and metals
Trade in stainless steels, metallic raw materials and more than 4,000 items ex-stock; organized for industrial customers with delivery service in Switzerland and worldwide shipping.
Watch materials
Watch materials in hardenable, corrosion-resistant and corrosion-resistant grades; as rods, coils and round profiles for movement parts, watch cases and metal bracelets.
Stainless steel
Stainless steel in austenitic, ferritic, martensitic and martensitic/precipitation-hardenable variants; ex-stock in round cross-sections, as bars, rings, strip, square, hexagon and tubes.
Medical steel
Medical steel for instruments and cutting tools; a dedicated product segment for medical applications and precision components.
Materials for implants
Materials for implants and implant-related applications; as specialized steel and metal grades for demanding technical and medical use cases.
Free-machining steel
Free-machining steel for machining and the production of precision parts; as an ex-stock product for industrial applications.
Tool steel
Tool steel for industrial applications and precision parts; part of the wide ex-stock range of steels and metals.
Pipes
Pipes made of steel and metal as stock items; available within the range in different material qualities.
Titanium
Titanium as a material from the ex-stock range; for industrial and specialized applications within the metals programme.
Bearing steel
Bearing steel for bearing components and mechanical precision parts; as a specialized steel grade in the range.
Electronic materials
Electronic materials for applications in the electronics industry; as specialized metal and steel grades within the ex-stock programme.
Spring steel
Spring steel for technical spring and precision applications; part of the range of special steels and metals.
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4.4/5

L. Klein AG

Trust & reputation

ranQ Trust Score of L. Klein AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

L. Klein AG scores 76.1 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.80.624%
  • 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.55.910%
  • 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.88.08%
L. Klein AG 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%
L. Klein 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%
L. Klein AG scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

L. Klein AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 8 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 8 reviews across all connected sources

Sources
GGoogle58
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Längfeldweg 110
2504 Biel/Bienne
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.701.346
Founded
2000 · 26 years
Last commercial register change
March 19, 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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