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DirectoryIT & CommunicationSoftware DevelopmentWinterthurGR Software Günter Rössler
GR Software Günter Rössler Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of GR-SOFTWARE Günter Rössler Software Development is the development of individual software and software components, particularly based on C#, C/C++, ASP.NET, WEBAPI, and Angular, as well as the creation of components such as.NET controls, OCX, ActiveX, COM, COM+, and Windows services.

AI-generated
Offering

Products & services

Industry:Software Development
✓ Offered6
Custom software and software components
Creation of custom software and software components, in particular based on C# and C/C++, as well as for specific requirements and system design.
Web development
Web development with ASP.NET, WebAPI and Angular for web-based applications and interfaces.
Component development
Development of components such as .NET controls, OCX, ActiveX, COM, COM+ and Windows services.
Add-ons to standard software systems
Specific add-ons to standard software systems such as Word and Excel.
Database-driven information systems
Development of database-driven information systems for individual business requirements.
XML application development
XML application development for structured data processing and application-specific integrations.
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GR Software Günter Rössler

Trust & reputation

ranQ Trust Score of GR Software Günter Rössler

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

GR Software Günter Rössler 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%
GR Software Günter Rössler scores 78.5 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%
GR Software Günter Rössler scores 83.3 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).83.322%
GR Software Günter Rössler scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

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Location

Steinbruchweg 4
8404 Winterthur

At a glance

Legal form
Sole proprietorship
UID
CHE-114.299.515
Founded
2008 · 18 years
Last commercial register change
May 19, 2008
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.
67.0
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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