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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationSoftware DevelopmentWinterthurisys GmbH Informatiksysteme
isys GmbH Informatiksysteme Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of isys Informatik is the development and distribution of software solutions for the management of protocols, documents and addresses, particularly for municipal, school and church administrations, secretariats, banks, foundations, associations and editorial offices. The software products include, among other things, personnel data management, document management and protocol management.

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Products & services

Industry:Software Development
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4.1/5

isys GmbH Informatiksysteme

Minutes software
Writing and managing protocols in Microsoft Word with a database, full-text search, automatic table of contents, keyword and person indexes, and pending-matter management.
Address and document management
Address and document management with a database, search by tags and recipients, mail-merge dispatch, dossier and project management, and business monitoring.
Parish office management
Address and group management for parish congregations, mailings, baptism certificates and confirmation slips, administration of church ceremonies, lists, exports and interfaces to resident register software.
Tailored training
Tailored on-site training or via remote support, including an in-depth introduction to the programmes’ special features and particular functions.
Support and maintenance contract
Support after installation with help for user questions, telephone support, remote maintenance, and delivery of new programme versions under the maintenance contract.
Trust & reputation

ranQ Trust Score of isys GmbH Informatiksysteme: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

isys GmbH Informatiksysteme 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%
isys GmbH Informatiksysteme 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%
isys GmbH Informatiksysteme 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%
isys GmbH Informatiksysteme scores 12.6 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 35.12.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

isys GmbH Informatiksysteme 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

Gätzibrunnenstrasse 7
8406 Winterthur
Opening hours
Mon
08:30 - 11:45, 13:30 - 17:30
Tue
08:30 - 11:45, 13:30 - 17:30
Wed
08:30 - 11:45, 13:30 - 17:30
Thu
08:30 - 11:45, 13:30 - 17:30
Fri
08:30 - 11:45, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-109.062.261
Founded
2001 · 25 years
Last commercial register change
May 19, 2025
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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