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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryPlastics IndustryRoot D4ProByLas AG
ProByLas AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of ProByLas AG is the development, manufacture and marketing of laser systems and components for various industries such as medical technology, automotive, electronics, consumer goods, textiles and packaging. The company offers turnkey systems, modular components and services such as design consulting, application laboratory, commissioning, maintenance and troubleshooting. The laser systems are used for various applications such as welding processes, contour and simultaneous processing, plastic processing and quality control.

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Offering

Products & services

Industry:Plastics Industry
✓ Offered11
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ProByLas AG

Turnkey systems
Turnkey, modularly configurable laser welding machines for plastics; based on Modula components, for parts up to 150 x 100 mm or 500 x 400 mm.
Modula components
Laser unit, optics, clamping unit and motion systems for integration into special machines; combinable individually and matched to the laser welding process.
Modula assemblies
Specific combinations of Modula components as an intermediate step toward turnkey systems; with reduced integration effort, partly also operable as standalone systems.
Design consulting
Support for designing plastic components for laser welding; guidance on part geometry, transparency, shielding and weld seam design.
Application lab
Test welds and lab investigations to select optics and laser power, as well as to evaluate plastics and weldability.
Commissioning
Installation and commissioning of the laser welding machine at the customer site, including start-up of the system after delivery.
Maintenance
Maintenance of laser welding machines to ensure ongoing operation and process capability.
Troubleshooting and fault rectification
Fault diagnosis and rectification of malfunctions in laser welding machines and their process components.
Upgrade
Modernisation of existing machines through machine upgrades and adaptations to new requirements.
Laser welding of plastics
Laser transmission welding, contour welding, quasi-simultaneous, simultaneous and mask welding for thermoplastic plastic components.
Process and quality control
Measurement and evaluation before, during and after the welding process, including pyrometer and displacement sensors, as well as tests for leak tightness and weld seam quality.
Trust & reputation

ranQ Trust Score of ProByLas AG: 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.

ProByLas AG 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%
ProByLas AG scores 78.3 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.83.012%
  • 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%
ProByLas AG 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%
ProByLas AG 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

ProByLas AG 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

Platz 4
6039 Root D4
Opening hours
Mon
08:00 - 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
Corporation
UID
CHE-165.330.845
Founded
2017 · 9 years
Last commercial register change
August 31, 2017
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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