What does Cléon do?

Cléon works for the Renault-Nissan Alliance and has 35 customer sites worldwide. A total 46% of its output is for Renault, and 54% for other brands (Renault Samsung Motors, Dacia, Nissan, Infiniti, Suzuki and Opel).

The plant's main departments are:

  • a foundry, producing die-cast parts;
  • engine machining, the first stage in the engine manufacturing process;
  • engine assembly;
  • a gear shop, grouping all the gears needed to make a gearbox;
  • assembly of housings;
  • logistics, overseeing and scheduling the work of the production, machining and assembly workshops, as well as incoming goods, shipments, handling, supplies and inventory management; quality, ensuring that the site satisfies quality standards in production and delivery in accordance with the requirements of the corporate quality management system;
  • maintenance, to ensure the performance of the production base, to service smaller tools, to optimize and ensure the reliability of production resources, and to enforce environmental rules;
  • mechanical engineering, before and during projects in order to define and upgrade the products and the manufacturing processes applied to a part or sub-system.

The site's activity is based on five engine families, including the F4 petrol and V9X andR9M diesel, sold under the market name Energy dCi 130, and two gearbox families (J and P). In 2011, the site manufactured 1.3 million of these products.

From 2013, the plant will start producing electric motors.


Cléon has been ISO 14001-certified since 1999 and is committed to continuously improving its environmental indicators.