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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryIndustryElectronics manufacturerWil SgDemke Electronic GmbH
Demke Electronic GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Demke Electronic GmbH develops and sells DC/DC converters for industrial and mobile applications. Its range includes isolated and non-isolated step-down and step-up/step-down converters, as well as custom solutions and development services.

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Offering

Products & services

Industry:Electronics manufacturer
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3.8/5

Demke Electronic GmbH

✓ Offered
3
DC/DC converter
Robust, reliable DC/DC converters for PCB and wall mounting, with 1 to 1000 W power, ultra-wide DC input voltage range and variants with galvanic isolation.
Development service
Advisory, project management, research & development, prototyping and serial production for tailor-made DC/DC converters and matching power supply solutions.
Configure DC/DC converters
Configuration of DC/DC converters according to requirements, including selection based on input voltage, output voltage, power, isolation, connection and lifecycle.
Trust & reputation

ranQ Trust Score of Demke Electronic GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of November 2026

Demke Electronic GmbH scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.35.08%
Demke Electronic GmbH scores 83.0 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.55.07%
Demke Electronic GmbH scores 86.7 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).86.722%
Demke Electronic GmbH scores 22.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Demke Electronic GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, 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.

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.

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Location

Tonhallestrasse 37
9500 Wil Sg
Opening hours
Mon
08:30 - 16:00
Tue
08:30 - 16:30
Wed
08:30 - 16:00
Thu
08:30 - 16:30
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.026.360
Founded
2008 · 18 years
Last commercial register change
September 30, 2025
Employees
1 to 10

Active in 1 of 26 cantons

  • SGSt. Gallen
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.
88.0
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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