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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationIT Consulting & ServicesAarauSchlüssel Informatik AG
Schlüssel Informatik AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Schlüssel Informatik AG encompasses the provision of IT services, web and design solutions, as well as consulting and implementation of individual solutions for businesses. This includes, in particular: IT Services: infrastructure, support, maintenance, security; Web & Design: website design, hosting, online marketing; Consulting: consulting and implementation of IT solutions; Solutions: development of individual solutions for businesses. The company positions itself as a full-service provider for all areas of IT and offers competent consulting and implementation through highly trained specialists.

AI-generated
Offering

Products & services

Industry:IT Consulting & ServicesSoftware Development
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4.3/5

Schlüssel Informatik AG

✓ Offered4
IT Services
End-to-end IT solutions and support for companies, municipalities and schools; consulting, project management, network concepts, network installation, server and client installation, helpdesk, maintenance and network security.
Web & Design
Websites and web development, hosting and domain registration, online marketing, support after project completion, as well as graphics, prepress, corporate design, logo design and advertising materials.
Consulting
IT consulting, analysis of IT infrastructures, IT strategies, specifications and concepts, neutral procurement of hardware and software as well as IT controlling and project management.
Custom Software and Hardware Solutions
Tailor-made applications and complete solutions including development, installation, support, hardware and maintenance for specific business requirements.
Trust & reputation

ranQ Trust Score of Schlüssel Informatik AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

Schlüssel Informatik AG scores 75.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
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.82.524%
  • 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.61.010%
  • 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.70.08%
Schlüssel Informatik AG scores 89.3 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.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.70.07%
Schlüssel Informatik AG scores 86.7 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).86.722%
Schlüssel Informatik AG scores 46.5 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 35.82.94%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Schlüssel Informatik AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 10 customer reviews. 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 10 reviews across all connected sources

Sources
GGoogle510
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 6, 2023Media
Gemeinsam Mehrwert schaffen
netzwoche.ch

Knowledge

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Location

Graben 10
5000 Aarau
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.546.199
Founded
1988 · 38 years
Last commercial register change
November 12, 2024
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.
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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