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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationTelecommunicationsZurichSchaefer AG
Schaefer AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Schaefer AG is the comprehensive management and administration of telecommunications solutions for businesses, including the management of mobile devices, subscriptions, repairs and disposal, as well as the provision of solutions for the healthcare industry and the optimization of communication processes.

AI-generated
Offering

Products & services

Industry:TelecommunicationsRetail - Electronic Devices
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Schaefer AG

✓ Offered9
Mobile portal
Online portal for controlling telecommunications processes, device management, subscription management, licenses, repairs, support, orders, rollouts and buyback via a central platform.
Device-as-a-Service (DaaS)
Hardware and the required services as a monthly flat rate, including procurement, management, replacement, maintenance, support and return of smartphones, tablets and other devices.
Device staging
Preconfigured delivery of smartphones and tablets including apps, policies, MDM integration, labeling, accessory pairing and direct shipping to employees or sites.
Mobile Device Management
Central remote management of mobile devices with policies, security, automation, device configuration, updates, remote wipe and integrations for iOS, Android and Windows.
Health solutions
IT and telecommunications solutions for hospitals, Spitex and care organizations, including device management, alerting, integration of existing systems and lifecycle management.
Care facility alerting solution
Secure real-time alerting and communications solution for nursing and healthcare facilities based on Novaalert (Novalink Edition).
Certified repairs
Repair of smartphones, tablets and wearables, including display, battery and software faults, original spare parts, on-site drop-off, shipping and a replacement device.
Samsung Knox Manage
Central management, security and configuration of Samsung devices with automatic provisioning, remote access and flexible update control.
Apple Jamf Now
Web-based management of iPhones, iPads and Macs with device registration, remote wipe, access to Apple services and location-independent management.
Trust & reputation

ranQ Trust Score of Schaefer AG: 4.6 out of 5.0

Trust Score4.6/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Schaefer AG scores 93.9 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.89.324%
  • 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.100.010%
  • 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.100.08%
Schaefer AG scores 92.3 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.82.07%
Schaefer 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%
Schaefer AG scores 34.3 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 35.34.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Schaefer AG reaches a ranQ Trust Score of 4.6 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.8 out of 5 stars from 331 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
4.8
of 5

Aggregated from 331 reviews across all connected sources

Sources
GGoogle4.8331
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Limmatstrasse 210
8005 Zurich
Opening hours
Mon
08:00 - 18:30
Tue
08:00 - 18:30
Wed
08:00 - 18:30
Thu
08:00 - 18:30
Fri
08:00 - 18:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.306.400
Founded
1973 · 53 years
Last commercial register change
April 26, 2024
Employees
21 to 50
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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