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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentWitterswilB'SYS GmbH
B'SYS GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of B'SYS GmbH is to provide services as a Contract Research Organization (CRO) in the field of Ion Channel Discovery for pharmaceutical companies. In particular, the company offers rapid screening services for new substances on ion channel drug targets, including safety services, discovery services, serum shift assays, action potential assays, ion channel trafficking assays, cardiac panel and cardiovascular toxicity tests.

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Offering

Products & services

Industry:Research & DevelopmentPharmaceutical Industry
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B'SYS GmbH

✓ Offered12
Ion channel screening
Ion channel screening with patch-clamp technology, automated and manual setups, fluorescence screening, and tests on ligand- and voltage-dependent ion channels.
Cell line generation
Stable cell line generation for ion channel targets, including cell line design, validated cell lines, and the CiPA cell line set for research applications.
Safety services
Tests to identify drug interactions with cardiac ion channels and QT prolongation, complemented by central nervous system safety checks.
Discovery services
Ion channel subtype selectivity screens and state-dependency analyses for sodium and calcium channels for lead identification and candidate selection.
GLP testing
GLP-compliant measurements under physiological conditions, including concentration verification of the dose solutions and standardized study procedures.
CiPA screening
Cardiac safety studies based on CiPA and the Comprehensive in Vitro Proarrhythmia Assay for assessing proarrhythmic risks.
Serum Shift Assays
Patch-clamp assays in human plasma to investigate protein binding and its effect on IC50 values and in-vivo effective concentrations.
Action Potential Assays
Assays to measure action potentials in relation to ion channel screening and cardiac safety issues.
Ion Channel Trafficking Assays
Assays to investigate ion channel trafficking in the context of screening and safety applications.
Cardiac Panel
Panel of selected cardiac ion channels and associated test systems for screening and safety studies.
Cardiovascular toxicity
Tests to assess cardiovascular toxicity as part of drug screening and safety pharmacology.
Rare compounds - Low volume applications
Assays and test execution for rare substances and low-volume applications in a screening setting.
Trust & reputation

ranQ Trust Score of B'SYS GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

B'SYS GmbH 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.
x
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%
B'SYS GmbH scores 83.0 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%
B'SYS GmbH 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%
B'SYS GmbH scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

B'SYS GmbH 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 54%, 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.

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Location

Benkenstrasse 254
4108 Witterswil
Opening hours
Mon
06:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-108.689.687
Founded
2009 · 17 years
Last commercial register change
August 2, 2023
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.
88.0
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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