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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersStabioFZSONICK SA
FZSONICK SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of FZSONICK S.A. is the development and provision of solutions for energy generation and storage, particularly in the field of renewable energies. The company focuses on research and development (R&D) of products and processes to ensure a reliable and sustainable energy supply. The activities include the development of battery storage technologies, such as salt batteries, as well as the provision of services for the energy industry, such as maintenance and service contracts.

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Products & services

Industry:Energy Suppliers
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FZSONICK SA

✓ Offered4
Salt battery energy storage solutions
Salt battery energy storage solutions for residential, commercial and industrial use, communities and large-scale installations, marine applications, mobility and mining.
Salt battery backup power solutions
Salt battery backup power solutions for oil and gas, railways, telecom and utilities, including uninterrupted power, emergency backup and critical power applications.
Salt battery products
Salt battery product ranges TL, ST, RW, Z and UP for industrial energy storage and backup use across telecom, utilities, railways, oil and gas and related applications.
R&D and technology for salt batteries
Salt battery technology development, research and engineering based on salt, ceramic and other natural materials, with remote monitoring and diagnostics for battery systems.
Trust & reputation

ranQ Trust Score of FZSONICK SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

FZSONICK SA scores 59.4 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.39.724%
  • 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.83.810%
  • 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.88.08%
FZSONICK SA scores 95.8 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.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.96.07%
FZSONICK SA 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%
FZSONICK SA scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

FZSONICK SA reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 3.6 out of 5 stars from 26 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
3.6
of 5

Aggregated from 26 reviews across all connected sources

Sources
GGoogle3.626
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Via Laveggio 15
6855 Stabio
Opening hours
Mon
07:30 - 12:30, 13:30 - 17:00
Tue
07:30 - 12:30, 13:30 - 17:00
Wed
07:30 - 12:30, 13:30 - 16:45
Thu
07:30 - 12:30, 13:30 - 16:45
Fri
07:30 - 12:30, 13:30 - 16:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.403.784
Founded
2010 · 16 years
Last commercial register change
December 19, 2025
Employees
101 to 500
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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