Our history

Defta was born in 2007 from ARDEA Group and SFA Group. With over 1,000 collaborators, Defta aims at continuing its growth, always striving for new markets. The FAA (Fond Avenir Automobile) and NAXICAP PARTNER help us in this deployment strategy.

We believe in accompanying our clients every step of the way. We put our expertise into action, assisting in the development, validation and manufacturing of your solutions for your industrial requirements.

Our locations

We have development and production sites all over Europe

Defta Service
10 rue de la Fontaine Rouge,
77700 CHESSY

Defta Essomes
48 rue Jacques Fourrier

Defta Leganés

C. de Ramón y Cajal, 12,
28914 Leganés, MADRID

Defta Zlate

Továrenská 54


11, Drumul 23
117140 BRADU, Arges.

36, Industriei Street
115200 COSTESTI, Arges.

We shape your expectations •  We shape your expectations •


We take pride in our unwavering commitment to quality and innovation

Quality is an ongoing journey for us. We adhere to stringent automotive certification standards and undergo regular audits to ensure customer satisfaction. Our reputation relies on impeccable quality, supported by ISO 9001 and IATF 16949 certifications, showcasing our dedication to excellence and industry compliance.

Expertise and know-how have been our spearhead since the creation of the group in 2007: Defta defines a true customer experience throughout the production chain and even after.

In constant search for improvement, innovation and uniqueness to enable our customers to maintain impeccable efficiency on their products, we are a European partner of first choice.

Industrial digital transformation, the democratization of electric vehicles or even the massive entry of new players into the market are all parameters integrated into our processes and reflections to continue to respond to the performance and sustainability challenges that we face.

In this context of ultra-rapid developments, Industry 4.0 allows us to exploit data instantly in order to increase productivity and improve our processes.

Our teams can thus be on the lookout for any movement, evolution or development, thanks to a pleasant and serene professional environment, allowing them professional progression focused on their skills and aspirations.

Because they are the ones who represent the real strength of the group, at the service of manufacturers.

At Defta, we design your expectations.

Jean-Pierre Ker Rault


Jean-Pierre Ker Rault


Pierre Schreiner

Group Chief Executive Officer

Romain Ploton

Chief Financial Officer

Pavel Byrdin

Chief Sales Officer

Gabriel Lopez

Chief Operations Officer

Ready to learn more?

Our team is here to assist you with any inquiries or information you may need.

Contact us


Employees are the key to enabling the company to move forward and make the most of the technological transformation that the sector is undergoing with the new mobility. That’s why it’s so important for us to develop a policy of diversity, inclusion, well-being, safety and health for all our employees.


Whether it's product or manufacturing process, technical, environmental, or economic advancements, the Defta teams' appetite for innovation and continuous improvement is insatiable.