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Bernard Bonnefond

ST ETIENNE, France · Manufacturing and Industry

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Bernard Bonnefond is a Manufacturing and Industry company based in ST ETIENNE, France, founded in 1925, with 30-50 employees. Bernard Bonnefond's profile is verified on Enterprise League.

Overview

Bernard Bonnefond is a leading French manufacturer of on-load stepless variable voltage transformers, serving industries such as glass, steel, chemical, and test platforms. Based in Saint-Etienne, we specialize in providing high-efficiency and reliable electrical solutions with a history spanning over 97 years.

Our core business focuses on delivering VARIVOLT transformers, renowned for their 95% efficiency from 25% to 100% load and power factor of 0.94. We cater to a diverse range of applications, including network stabilization, wind and tidal energy, and industrial process control.

What distinguishes Bernard Bonnefond is our commitment to long-term reliability – our transformers boast a lifetime exceeding 40 years and spare parts availability for over 40 years. We are proud to be a trusted partner to businesses across Europe and globally, supported by financial backing from the Auvergne Rhône-Alpes region and recognized with the EcoVadis badge for our sustainable practices.
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Contact Details

+334 77 95 30 00
general@bernardbonnefond.com

ST ETIENNE, France, 7 ALLEE MATHIEU MURGUE

+1

Founded

1925

Company Type

Private Limited Company

Employees

30-50

Categories

Machinery Manufacturing
Industrial Services
Industrial Machinery and Equipment

Awards

• 2026 OpenSee all

Products

Default Product Image
Electrical Connections
Industrial Machinery and Equipment

We provide a comprehensive range of electrical connections, including bar ducts and other specialized connectors designed for robust and reliable electrical installations.

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