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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryMelsZimmermann Electronic AG
Zimmermann Electronic AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Zimmermann Electronic AG designs and produces custom electronic hardware, PCB layouts and embedded firmware, providing prototyping and support for transfer to series production. The company develops energy storage modules and battery management systems and offers repair and maintenance for industrial electronics and CNC machine controls, plus prototyping, test-equipment construction, mechanical fabrication and cable assembly.

AI-generated
Offering

Products & services

✓ Offered6
Product Development
Electronics development, firmware development, system integration and series preparation for customised hardware and software solutions; from the first idea to the finished series.
Battery Systems
Customer-specific battery packs, BMS design, mobile power supplies, interface development, firmware, plus validation and support through certifications.
Energy Storage (ESS)
Stationary energy storage solutions for single-family homes (EFH), multi-family homes (MFH), industry and commercial applications; with storage management, thermal management, air conditioning and inverter technology.
Repairs and Restorations
Electronics and control repairs for machine tools and measuring instruments, including Heidenhain and ELESTA repairs, replacement measuring systems and cost estimates.
Prototyping
Manufacturing functional prototypes and adapting designs using an in-house machine fleet, CNC machining and 3D printing for iterative development processes.
Test Systems
Custom test fixture solutions for production, with needle adapters, functional tests (FCT), automated measurement data acquisition and test software.
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4.3/5

Zimmermann Electronic AG

Trust & reputation

ranQ Trust Score of Zimmermann Electronic AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Zimmermann Electronic AG scores 84.0 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.86.024%
  • 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.70.510%
  • 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.95.08%
Zimmermann Electronic AG scores 85.5 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.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%
Zimmermann Electronic AG scores 83.3 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).83.322%
Zimmermann Electronic AG scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Zimmermann Electronic AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 15 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
5
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle515
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Schmittenstrasse 20
8887 Mels
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-109.035.560
Founded
2001 · 25 years
Last commercial register change
December 9, 2021
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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