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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRecruitment & HR ConsultingBrugg AgCosylab Switzerland GmbH
Cosylab Switzerland GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Cosylab is a company specialized in the development of software and electronic solutions for complex systems and devices in various industries. The company's core activities include: Developing software solutions for radiation therapy, complex medical devices, particle accelerators, fusion energy, space and astronomy applications. Providing system engineering services, including project management and process optimization. Developing turnkey software solutions for the most demanding and precise systems and devices worldwide. The company supports customers in various industries, including medicine, research, energy and aerospace, in the development and implementation of complex systems and devices.

AI-generated
Offering

Products & services

Industry:Recruitment & HR Consulting
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Cosylab Switzerland GmbH

✓ Offered7
Engineering control systems and software for radiation therapy
Control systems and software for radiation therapy devices and clinical departments, including full software stack development, workflow integration, regulatory compliance, installation, commissioning and support.
Complex medical device software engineering
Medical software engineering for complex devices, covering product strategy, system requirements, architecture, risk management, verification and validation, installation, commissioning, usability, project management and support.
Systems engineering for particle accelerators
Control system development for particle accelerators, including central control systems, subsystem integration, specialised systems, installation, commissioning, maintenance, monitoring and data acquisition software.
Systems engineering for fusion energy
Control and instrumentation engineering for fusion projects, including plasma diagnostics, plasma control, central control systems, subsystem integration, commissioning, maintenance and support.
Quantum engineering services
Quantum-system engineering from prototype to product-ready delivery, including scope and architecture definition, prototyping, integration, testing, CE-marking and certification support, plus custom electronics, FPGA firmware and control software.
PlanOne™ treatment planning system for particle therapy
Treatment planning system for particle therapy with GPU-accelerated Monte Carlo, LET optimisation, radiobiological workflow support, contouring, planning and review in one clinical environment.
Semiconductor engineering services
Software and electronics engineering for semiconductor systems, including scope and architecture design, subsystem integration, machine control software, firmware, custom electronics, timing systems and commissioning.
Trust & reputation

ranQ Trust Score of Cosylab Switzerland 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.

Cosylab Switzerland 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.
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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%
Cosylab Switzerland GmbH scores 83.5 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.92.512%
  • 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.70.07%
Cosylab Switzerland GmbH scores 83.3 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).83.322%
Cosylab Switzerland GmbH 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

Cosylab Switzerland 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.

Knowledge

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Location

Badenerstrasse 13
5200 Brugg Ag

At a glance

Legal form
Limited Liability Company
UID
CHE-261.983.724
Founded
2014 · 12 years
Last commercial register change
April 22, 2025
Employees
11 to 20
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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