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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryIT & CommunicationPublishingWinterthurZürcher Kantonale Mittelstufe
Zürcher Kantonale Mittelstufe Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of ZKM Verlag is the publication and sale of educational materials, particularly books and other pedagogical resources, for the school sector, with a focus on subjects such as German, mathematics, foreign languages, arts and music, nature, human and society, as well as media and computer science.

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3.7/5

Zürcher Kantonale Mittelstufe

✓ Offered8
School publishing house for textbooks and teaching materials
Textbooks, worksheets and materials for German, Mathematics, Foreign Languages, Science, Man + Society as well as Media + IT; for teachers and students.
Gymnasium preparation
Preparatory books and practice materials for admission to secondary school (Gymnasium) in German and Mathematics, including current grade titles and older editions.
German teaching materials
Materials for listening, reading, speaking and writing, including worksheets, listening comprehension, audio dramas and classroom handouts for lower secondary.
Mathematics teaching materials
Mathematics materials on mental arithmetic, geometry, calculations with money, working with fractions, proportionality and other competencies for lower secondary.
Pocket reference booklets
Reference booklets and overviews on basic knowledge, mental arithmetic, English and other topics for class and learning support.
Foreign languages teaching materials
Teaching and learning materials for foreign languages, including French, English, vocabulary training, Logicals and playful language exercises.
ZKM conference
Conference with presentations and courses for teachers, including talks and afternoon courses on teaching, movement, theatre, nature and music.
ZKM files
Digital teaching materials and companion materials for selected teaching resources, including worksheets, materials for teachers and solutions.
Trust & reputation

ranQ Trust Score of Zürcher Kantonale Mittelstufe: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 100% · As of October 2026

Zürcher Kantonale Mittelstufe scores 56.5 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.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.70.08%
Zürcher Kantonale Mittelstufe scores 57.6 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.39.612%
  • 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%
Zürcher Kantonale Mittelstufe 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%
Zürcher Kantonale Mittelstufe scores 55.0 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 35.100.04%
  • 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

Zürcher Kantonale Mittelstufe reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

March 2, 2022Media
Buchverlag in Winterthur – Der Verlag, der Kindern ins Gymi hilft
tagesanzeiger.ch

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Location

Technoparkstrasse 3
8406 Winterthur
Opening hours
Mon
09:00 - 12:00, 13:00 - 17:00
Tue
09:00 - 12:00, 13:00 - 17:00
Wed
09:00 - 12:00, 13:00 - 17:00
Thu
09:00 - 12:00, 13:00 - 17:00
Fri
Closed
Sat
Closed
Sun
Closed

At a glance

Legal form
Association
UID
CHE-108.296.448
Founded
2024 · 2 years
Last commercial register change
June 5, 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.
73.0
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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