Logo Sadev

The
Group

SADEV GROUP - logo

Our story

an international industrial group

Founded in 2024, SADEV GROUP is an international industrial group, based in the Vendée region, specialising in designing, manufacturing and assembling gears and transmission products that meet the most exacting requirements.

SADEV GROUP draws on the complementary expertise of the passionate family businesses Billard Engrenages, T.A.M. (Tunisie Applications Mécaniques), VADP and SADEV Racing Transmission to create synergies.

This approach is geared towards increasing production capacity and exploring new market opportunities.

SADEV GROUP - MAPS
SADEV GROUP - l’ingénierie à la logistique

SADEV Racing Transmission, a flagship brand of the group, is a world leader in motorsport transmission systems, offering high-performance solutions for the biggest international competitions.

Through Billard Engrenages and T.A.M. (Tunisie Applications Mécaniques), SADEV GROUP also enjoys a leading position in strategic sectors such as aeronautics, petrochemicals, railways, energy and defence, offering transmission products for specialised applications.

Our commitments

Industrial excellence and innovation

The Group continually invests in cutting-edge machinery, thereby fostering innovation, industrial excellence and working conditions.


The group employs more than 340 people.

It invests to integrate new arrivals but also to enable teams to perfect their skills and ensure long-term performance via an in-house training school equipped with a machining simulator.

SADEV GROUP, with its unique know-how and capacity for innovation, is a key player in the transmission and high-precision mechanical engineering industry, offering its customers high-quality design, production and assembly solutions.