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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryMetal IndustryBiel/BienneCMSA Biel/Bienne SA
CMSA Biel/Bienne SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

CMSA Biel/Bienne SA is a high-precision manufacturing company that develops metal alloys and produces complex components. Its services cover end-to-end processes including casting and forming, CNC machining, surface treatments, cleaning, assembly, conditioning and packaging, logistics and metal recycling, serving luxury/watchmaking, medical technology and industrial sectors.

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Products & services

Industry:Metal Industry
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CMSA Biel/Bienne SA

✓ Offered12
Precision manufacturing
Machining, milling, turning and micro-machining for complex components in series production; complemented by stamping technology, tight tolerances and controlled surface quality.
Surface processing and finishing
Heat treatments, chemical treatments, mechano-chemical polishing, sand blasting, galvanics, engraving, as well as manual and automated polishing for functional and decorative surfaces.
Development & prototyping
Design for Manufacturing, prototyping, feasibility analyses and collaborative engineering to prepare products for series production.
Assembly
Precision assembly of sub-assemblies using welding, soldering and bonding; traceable, including in controlled cleanroom environments for regulated applications.
Cleaning
Validated cleaning processes from degreasing to microbiological control; for MedTech, regulated industries and series or prototype parts.
Kitting & packaging
Kitting and packaging for regulated as well as technical and luxury applications; in cleanroom environments, with labeling and traceability.
Logistics & E2E
VMI, integrated supply and packaging processes, integration of customer-supplied components, and support in precious metal management and recycling.
Alloy development and material processing
Development and processing of precious metal, biocompatible and technical alloys, including in-house casting, cold forming and material-based traceability.
Precious metal recycling
Buy-back and recycling of precious metal scrap, certified refining and reprocessing into gold, silver, platinum and palladium alloys.
Components for the luxury and watch industry
Precision components, balance weights, bracelets and clasps, cases, bezels, decorative elements and semi-finished parts for the watch and luxury industry.
Components for medical technology
High-precision components for audiology, cardiology and endoscopy, dentistry, gynecology, ophthalmology and orthopaedics, from prototyping to packaging.
Components for industrial applications
Precision components for electronics and semiconductors, connectivity and industrial IoT, instrumentation, measurement and control technology, transport, energy, and aerospace.
Trust & reputation

ranQ Trust Score of CMSA Biel/Bienne SA: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

CMSA Biel/Bienne SA scores 67.9 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.62.324%
  • 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.65.210%
  • 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%
CMSA Biel/Bienne SA scores 86.9 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.79.212%
  • 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.96.07%
CMSA Biel/Bienne SA scores 85.0 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).85.022%
CMSA Biel/Bienne SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CMSA Biel/Bienne SA reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 12 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
4.2
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.212
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue de Boujean 122
2504 Biel/Bienne
Opening hours
Mon
08:00 - 12:00, 13:00 - 16:00
Tue
08:00 - 12:00, 13:00 - 16:00
Wed
08:00 - 12:00, 13:00 - 16:00
Thu
08:00 - 12:00, 13:00 - 16:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-454.130.315
Founded
2018 · 8 years
Last commercial register change
March 27, 2026
Employees
101 to 500
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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