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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding companyAppenzellKUK Group AG
KUK Group AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

KUK Group AG manufactures custom wound coils, transformers and electromagnetic components. The company also provides module assembly, overmoulding and potting, printed circuit board assembly (SMD/THT) and other electronic manufacturing services for automotive, industrial, medical/sensor and defence markets.

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Service area

Offering

Products & services

Industry:Holding company
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KUK Group AG

✓ Offered6
Custom coil and assembly manufacturing
Custom coil production and assembly of subassemblies as a full-service partner; including development, automation as well as manufacturing of air coils, body coils, transformers, PCB assembly and potting.
PCB assembly
SMD assembly and conventional THT through-hole component mounting of printed circuit boards, including from small series, as part of EMS services.
Assembly of subassemblies
Assembly of complete subassemblies based on wound components; including custom electric motors, overmoulding and potting.
Air coil manufacturing
Custom air coils in micro, cylindrical, rectangular and special shapes; including Backlack coils and orthocyclic windings.
Body coil manufacturing
Custom body coils on different coil forms; including micro coils with magnetic core, windings on coil forms and ring core coils.
Transformer manufacturing
Custom HF and LF transformers for different requirements in the production of wound components.
Trust & reputation

ranQ Trust Score of KUK Group AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of November 2026

Without public customer reviews the score stays capped.

KUK Group AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
KUK Group AG scores 88.5 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.83.012%
  • 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.96.07%
KUK Group AG scores 88.3 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).88.322%
KUK Group AG scores 59.1 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 35.71.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.46.74%
Qualifications+0.00

KUK Group AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Press

Media

March 28, 2023Media
KUK bleibt auf Wachstumskurs
leaderdigital.ch
September 19, 2022Media
Neues KUK Technologiezentrum: Investition in Flexibilität
appenzell24.ch
September 13, 2022Media
KUK Group übernimmt Kälin + Fischer AG
leaderdigital.ch
February 8, 2022Media
«Rentabel und gesund»: Die Appenzeller Elektronikfirma KUK wächst rasant und baut weiter aus
tagblatt.ch
February 8, 2022Media
KUK Group baut neues Technologiezentrum
leaderdigital.ch

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Location

Industriestrasse 10
9050 Appenzell

At a glance

Legal form
Corporation
UID
CHE-437.421.728
Founded
2017 · 9 years
Last commercial register change
November 16, 2023
Employees
101 to 500

Active in 1 of 26 cantons · 1 municipality

  • AIAppenzell
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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