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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryHealthcareMedical laboratoryFlawilBüchi Labortechnik AG
Büchi Labortechnik AG Logo
Verified· 5 sourcesOwner confirmed
Last updatedNovember 4, 2026

Contact

Summary

About the company

Büchi Labortechnik AG is a provider of laboratory instruments and solutions for R&D, quality control and production. Its portfolio includes systems for evaporation (Rotavapor), spray drying, freeze drying, chromatography, extraction, Kjeldahl digestion and NIR spectroscopy, plus spare parts, services and training.

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Trust Score4.7/5

Büchi Labortechnik AG

Industry:Medical laboratoryMechanical engineering
✓ Offered3
Laboratory instruments
Laboratory, industrial and parallel evaporation, spray drying, melting point determination, preparative chromatography, extraction, distillation, sample digestion and near-infrared spectroscopy.
Spare parts and accessories
Spare parts, accessories and consumables for BUCHI devices, including glassware, sensors, bottles, gaskets, pumps and mounting parts for various instruments.
Services
Installation, qualification, calibration, maintenance, repair, training as well as software and app support for BUCHI devices throughout the entire product life cycle.
Trust & reputation

ranQ Trust Score of Büchi Labortechnik AG: 4.7 out of 5.0

Trust Score4.7/ 5.0

Excellent

x

Data basis 100% · As of November 2026

Büchi Labortechnik AG scores 83.9 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.73.524%
  • 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.100.010%
  • 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%
Büchi Labortechnik AG scores 95.8 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.96.07%
Büchi Labortechnik AG scores 95.0 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).95.022%
Büchi Labortechnik AG scores 61.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.23.34%
Qualifications+0.15

Büchi Labortechnik AG reaches a ranQ Trust Score of 4.7 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.5 out of 5 stars from 57 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 57 reviews across all connected sources

Sources
GGoogle4.557
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 1, 2021Media
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June 28, 2021Media
Madeleine Stöckli: «Als VR-Präsidentin bin ich auf dem Servierteller»
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Credentials

Certifications & memberships

ISO/IEC 27001:2022
January 4, 2029
ISO 9001:2015
August 21, 2029
ISO 14001:2015
April 30, 2029
Knowledge

Articles about Büchi Labortechnik AG

No articles have been published yet.

Comparisons

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Contact

Location

Meierseggstrasse 40
9230 Flawil
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.056.302
Founded
1997 · 29 years
Last commercial register change
July 30, 2026
Employees
101 to 500

Active throughout Switzerland

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