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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryPublic Administration & EducationContinuing Education InstitutesZugcertwerk (Schweiz) AG
certwerk (Schweiz) AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of certwerk (Schweiz) AG is the implementation of safety training and support for companies in obtaining ISO certifications. The training covers topics such as occupational safety, fire safety, load securing, aerial work platforms and PSA against falls. The company also offers SCC courses and ISO certifications in the areas of quality management (ISO 9001), environmental management (ISO 14001), information security (ISO 27001) and occupational health and safety management (ISO 45001).

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Products & services

Industry:Continuing Education Institutes
✓ Offered
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3.8/5

certwerk (Schweiz) AG

12
Safety training
Safety training for companies and employees to prevent work accidents, with courses on SCC, fall-arrest PPE, load securing, fire safety, rigging/slinging loads, working on flanges and aerial work platforms.
ISO certifications
ISO certifications and accompanying training for quality management, environmental management, information security and occupational health and safety management according to ISO 9001, 14001, 27001 and 45001.
SCC courses
SCC courses for operational employees and managers, with hazard and risk assessment, accident prevention, safety-oriented behaviour, emergency measures and handling of hazardous substances.
Rigging of loads
Training in safe rigging/slinging of loads with a focus on hazard assessment and correct handling in everyday work.
Fire safety
Training in fire safety as part of occupational safety, as part of the course offering for companies and employees.
Flange training
Training for safe work on flanges as part of occupational safety courses.
Aerial work platforms
Training for the safe handling of aerial work platforms in an operational occupational safety environment.
Load securing
Training in load securing with practical content for safe work and accident prevention.
Fall-arrest PPE
Training on the use of personal protective equipment for fall arrest, including safety-oriented behaviour and practical exercises.
ISO 9001
Support in building and certification according to ISO 9001 for quality management with process standardisation, documentation and risk management.
ISO 14001
Training and support on ISO 14001 for environmental management and implementation of the relevant standard requirements.
ISO 27001
Training and support on ISO 27001 for information security and compliant implementation.
Trust & reputation

ranQ Trust Score of certwerk (Schweiz) AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

certwerk (Schweiz) AG scores 54.9 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.58.124%
  • 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.35.310%
  • 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%
certwerk (Schweiz) AG scores 72.8 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.70.212%
  • 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%
certwerk (Schweiz) AG scores 85.0 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).85.022%
certwerk (Schweiz) AG scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

certwerk (Schweiz) AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 3 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
3.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle3.73
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bundesplatz 10
6300 Zug
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-401.068.592
Founded
2020 · 6 years
Last commercial register change
August 30, 2022
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.
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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