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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTesting & Inspection CentersLa Chaux-De-FondsLaboratoire Dubois S.A.
Laboratoire Dubois S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Laboratoire Dubois S.A. offers a range of services focused on analysis, control, and development. The core activities include: chemical and materials analysis, material and product control, technical assistance and monitoring, watch and microtechnology control, and Chronofiable testing (reliability testing of watches and other products). These services are provided to various industries, including: watchmaking, jewelry, leather goods, microtechnology, and medical. The company supports its customers in the development, production, and quality assurance of their products, and also provides consulting and expertise in problem-solving and anomaly resolution.

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Products & services

Industry:Testing & Inspection Centers
✓ Offered
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4.1/5

Laboratoire Dubois S.A.

5
Chemical analyses
Analyses REACH, RoHS, allergens and toxic substances, nickel release test, surface tension and surface contamination, chemical composition of metal alloys, waste water.
Materials testing
Climate and corrosion testing, resistance to wear, scratches and impacts, coating thickness measurement, mechanical tests, microstructure, colour.
Watchmaking and microtechnical testing
Chronofiable® ageing tests, multiple and accidental shocks, magnetic fields, watch water resistance, bracelets and buckles, cases, dials, hands, crystals.
Technical support and monitoring
Technical support for materials and processes, support for surface treatments, legislative monitoring, regulatory monitoring, support for watch development.
Chronofiable® ageing tests
Ageing tests for watch movements according to the Chronofiable® protocol, with reliability checks for watch components before market launch.
Trust & reputation

ranQ Trust Score of Laboratoire Dubois S.A.: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

Laboratoire Dubois S.A. has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Laboratoire Dubois S.A. 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%
Laboratoire Dubois S.A. 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%
Laboratoire Dubois S.A. scores 47.2 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 35.94.34%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Laboratoire Dubois S.A. reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

January 6, 2020Media
Mirko Kipfer nommé directeur du Laboratoire Dubois
agefi.com

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Location

Rue Alexis-Marie-Piaget 50
2301 La Chaux-De-Fonds

At a glance

Legal form
Corporation
UID
CHE-107.915.332
Founded
1980 · 46 years
Last commercial register change
February 3, 2025
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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