Médiane Système

The R&D
for Industry

Médiane Système has historically worked for the most demanding sectors in terms of coverage, reliability and safety.

AI is at the heart of our embedded IT solutions. People are at the heart of our design office model and our expertise in your project.

We’re on board with you, in good spirits.

6 locations in Europe
3152 training hours
270 employees
26 M€ sales forecast in 2025

Our history guided by expertise and people

April 2025

Appointment of Stéphane MADRANGE Chairman

Stéphane MADRANGE becomes Chairman of Médiane Système. He succeeds François BERTAULD, with the aim of leading the company towards new technological challenges.

His ambition is to strengthen the company’s expertise in embedded AI, cybersecurity and industrial networks.

November 2024

New General Manager

Stéphane MADRANGE joins Médiane Système as Managing Director, to succeed François BERTAULD, Chairman of Médiane Système.

With Frédéric CZAIKOWSKI, Stéphane is reorienting Médiane Système’s positioning as a Design and Expertise Office for Industry, around the following 5 Expertise areas:
– Customized secure Real-Time OS
– Embedded Cybersecurity
– Artificial Intelligence
– Industrial Networks
– Secure Private 5G

Grand-Ouest branch opens in Nantes

Médiane Système continues to expand its territorial coverage with a new site in the Greater West of France.

By expanding its branches across France, the company facilitates the mobility of its teams and strengthens its responsiveness to customers.

Creation of the Italian subsidiary – Mediane Italia

Continuing its strategy of proximity, Médiane Système expands its presence in Europe with the creation of its Italian subsidiary, Mediane Italia.

This move confirms the company’s determination to support its customers as closely as possible to their markets and needs.

Creation of Belgian subsidiary – Médiane Benelux

Médiane Système takes another step forward in its international expansion with the creation of Médiane Benelux in Brussels.

Creation of Toulouse subsidiary – Médiane Ingénierie

In a drive to combine proximity and excellence, Médiane Système has created its Médiane Ingénierie subsidiary in Toulouse. Located at the heart of a dynamic industrial basin, this new entity reinforces the group’s ability to support its customers as closely as possible to their challenges.

Opening of Grenoble branch

Médiane Système is expanding its presence in the Grenoble region, a key area for the innovation and technology sectors.

This move will enable the company to strengthen its local ties and establish a lasting presence in the region’s industrial ecosystem.

Opening of Lyon branch

To get closer to its customers and better meet their needs in the field, Médiane Système opens its first branch in Lyon.

This deployment marks the start of a nationwide expansion, designed to promote proximity, responsiveness and customized support for technical projects.

Creation of Médiane Système

Médiane Système was founded in 1989 by François BERTAULD and two associates with a passion for industrial technical computing.

Their ambition: to create a company where expertise and people are at the heart of every project.
Since then, the company has grown while remaining true to its values, supporting its customers in innovative projects in electronics, embedded computing and cybersecurity.

Certifications and quality procedures

Since 1998

ISO 9001 – Quality

Médiane Système obtains ISO 9001 certification to guarantee technical excellence. This international recognition attests to the rigor of its quality management system.

It testifies to the company’s ongoing commitment to customer satisfaction and process improvement.

Since 2006

ISO 14001 – Environmental Management

Médiane Système’s commitment to the environment has been recognized by ISO 14001 certification.

This distinction recognizes the implementation of a rigorous environmental management system, focused on reducing the ecological impact of its activities.

Since 2019

ISO 27001 – Information security

Médiane Système reinforces its commitment to cybersecurity by obtaining ISO 27001 international certification.

This standard attests to the reliability of its information security management system and the protection of sensitive data.

An experienced management team

At the head of Médiane Système, an experienced management team ensures the continuity of the company’s founding values. Stéphane MADRANGE, Chairman, is accompanied by Frédéric CZAIKOWSKI, Managing Director.

Together, they share a common vision: to combine technical expertise, customer proximity and innovation to provide long-term support for industrial projects in France and abroad.

Our branches, close to your projects

Médiane Lab
your outsourced R&D

Médiane Lab is our center for technological exploration. It anticipates market trends, tests emerging solutions and nurtures innovation for the benefit of our customers.

Monitoring and experimentation

We explore the uses of tomorrow: embedded AI, cybersecurity, private 5G, edge computing…
Our prototypes accelerate the transition from idea to implementation.

Applied innovation

Médiane Lab supports internal and customer projects by testing concrete, secure and industrializable approaches, in conjunction with our technical teams.

Research Tax Credit (CIR)

Médiane Système brings its expertise to its customers, both large accounts and SMEs.


With a local presence in France and abroad, we can help you study, design or develop your products.
CIR accredited, the R&D work we carry out together is eligible for the Research Tax Credit, enabling you to optimize your investment in innovation.


With our innovative approach, we support you in the implementation of new technologies and the realization of your prototypes.

ICE Groupe

Médiane Système has been a subsidiary of ICE Groupe (Ingénierie, Conseil et Équipement) since 2005. This French industrial group, founded in 1947, brings together more than 20 companies specializing in various technical fields:

  • Protection and control of electrical networks
  • Technical and software engineering
  • Automation and embedded systems
  • Control

Being part of this network of experts enables us to offer complete, integrated solutions to our customers, while benefiting from stability and a long-term vision.