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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationIT Consulting & ServicesWindischSeiz System Engineering GmbH
Seiz System Engineering GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Seiz System Engineering Ltd. is the provision of IT consulting and solution services, particularly in the areas of system integration, databases, software engineering and project management. The company supports customers in evaluating, introducing and operating IT solutions and offers efficient solutions for corporate IT.

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Offering

Products & services

Industry:IT Consulting & ServicesSoftware Development
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3.8/5

Seiz System Engineering GmbH

✓ Offered6
IT consulting & systems architecture
IT consulting & architecture: analysis, design and build of scalable IT environments; technical project support from conception to implementation.
System integration & automation
System integration & automation: integration of legacy systems with modern technologies; technical integration for end-to-end, automated processes.
Migration & digitalization
Migration & digitalization: transition from old platforms to modern systems; support with the digitalization of processes and applications.
IoT & smart infrastructure solutions
IoT & smart infrastructure: sensors, energy management, visualization and control for connected technical environments and installations.
Open-source solutions
Open source solutions: tailor-made, cost-efficient systems for technical applications and operational requirements.
Project leadership & coaching
Project leadership & coaching: support of projects with knowledge transfer, technical assistance and operational implementation.
Trust & reputation

ranQ Trust Score of Seiz System Engineering GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Seiz System Engineering GmbH scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.68.224%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.17.610%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Seiz System Engineering GmbH scores 80.9 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.95.212%
  • 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%
Seiz System Engineering 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%
Seiz System Engineering GmbH scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Seiz System Engineering GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Knowledge

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Location

Oelackerstrasse 4
5210 Windisch

At a glance

Legal form
Limited Liability Company
UID
CHE-361.283.248
Founded
2013 · 13 years
Last commercial register change
January 22, 2014
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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