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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryElectrical IndustryBussignyCostronic S.A.
Costronic S.A. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Costronic SA is the development and implementation of automation solutions, particularly in the field of electrical energy. The company offers customized automation solutions for complex plants and projects, including the integration of automation systems for power plants and other specific implementations.

AI-generated
Offering

Products & services

Industry:Electrical Industry
✓ Offered8
Control and automation systems
Ready-to-use control and automation systems, developed, manufactured and installed for hydropower, power distribution, wastewater treatment plants, industry and road infrastructure.
Studies, engineering and project execution
Preliminary studies, sizing, detailed engineering, work supervision, acquisition and delivery of equipment, installation, commissioning and approval.
Customer support and periodic inspection
Customer support, video inspection of installations and periodic checks to support operations and monitoring of the units.
Electrical engineering and automation
Electrical engineering, control systems, SCADA, automation, process control and energy management.
Electrical switchboards and wiring
Design and construction of electrical switchboards, lists and diagrams, as well as associated wiring and mounting work.
Optimisation and setting of hydropower units
Speed setting of Pelton, Francis and Kaplan hydraulic units, optimisation of the control system, hydraulic operation and overall management of the units.
Excitation systems and electrical protection
AVR excitation systems for generators, analysis, calculation and setting of electrical protection for different generator types.
Automatic Installation Controller (AIC)
Automatic Installation Controller enabling the scheduling of resources for the entire hydropower plant.
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4.0/5

Costronic S.A.

Trust & reputation

ranQ Trust Score of Costronic S.A.: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Costronic S.A. scores 59.3 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.75.024%
  • 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.40.910%
  • 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%
Costronic S.A. 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%
Costronic S.A. scores 85.0 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).85.022%
Costronic S.A. scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Costronic S.A. reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Rue de l'Industrie 58
1030 Bussigny
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.655.391
Founded
1986 · 40 years
Last commercial register change
August 8, 2024
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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