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Dumarey Group and Renault Group enter into a process for the acquisition by Dumarey of Alpine Racing SAS to further develop its motorsport expertise
- Dumarey Group and Renault Group have entered into an agreement providing for the acquisition by Dumarey Group of Alpine Racing SAS, located in Viry-Châtillon, ensuring continuity for its employees.
- A specialist in powertrain technologies, developing engines, energy storage systems and engineering solutions for the automotive industry, Dumarey Group intends to diversify its business by further expanding into motorsport activities.
- This project would sustain and enhance both the skills of the site’s employees and the quality of its technical facilities, based on Viry-Châtillon facility’s unique, cutting-edge expertise in motorsport.
- The proposed transaction was presented today to the employee representatives of Alpine Racing SAS during an extraordinary Works Council meeting. A consultation process has been launched, the outcome of which will be presented at a future Works Council meeting.
Nazareth-De Pinte (Belgium) – Boulogne-Billancourt (France), 22 October 2026 – Dumarey Group and Renault Group announce the signing of an agreement under which Dumarey Group is expected to acquire Alpine Racing SAS, located in Viry-Châtillon (Île-de-France), together with the teams and the tangible and intangible assets required to operate the site. All employees of the entity would be transferred to the acquirer.
This transaction would provide the best conditions for the long-term sustainability of Alpine Racing SAS’s activities and expertise, while preserving employment. It would also strengthen the core business of Alpine Racing SAS’s teams by creating opportunities to leverage their Formula 1 engine expertise for racing teams in the future.
Following completion of the transaction, Alpine Racing SAS is expected to operate under the Dumarey Group brand, ownership and management.
Guido Dumarey, Chairman and Founder of Dumarey Group, said:
“The Viry-Châtillon site has built a strong reputation for advanced engineering and innovation. We see considerable potential in combining its highly skilled teams and technical capabilities with Dumarey’s entrepreneurial culture and diversified industrial footprint. Our ambition is to preserve and further develop this exceptional engineering expertise while creating new opportunities for growth.”
Axel Plasse, VP Alpine Tech, said:
“This transaction represents a strong and coherent opportunity to secure and further develop the expertise of the Viry-Châtillon site. It opens up new prospects for employees and for the engineering business. This development is a recognition of the site’s longstanding motorsport expertise, particularly in Formula 1.”
Motorsport has always been at the heart of the activities of Alpine Tech’s Viry-Châtillon site. This centre of excellence benefits from more than four decades of Formula 1 development experience, as well as recognised expertise in hybrid and electric propulsion systems, simulation, software and testing.
For its part, Dumarey Group is seeking to diversify its activities into motorsport and intends to strengthen and further expand its engineering capabilities by adding world-class expertise in high-performance powertrain development, electrification and advanced testing technologies. This combination would represent a strong strategic fit with Dumarey’s ambition to accelerate innovation across the automotive, aerospace and industrial sectors.
Dumarey’s interest in Alpine Racing SAS reflects the recognized excellence of its teams and Dumarey’s confidence in their ability to build on their heritage and expertise to continue contributing to a dynamic and competitive industrial ecosystem.
The proposed acquisition was presented during an extraordinary Works Council meeting of Alpine Racing SAS on 22 October 2026. The acquisition by Dumarey Group is expected to be completed following the conclusion of the legally required employee consultation process and once all applicable regulatory approvals have been obtained. Renault Group will support this transition responsibly and in full respect of social dialogue.
About Dumarey Group
The Dumarey Group, founded in 1983 by Guido Dumarey, is an entrepreneurial, family-owned international business delivering advanced engineering services, systems, and components that power vehicles and industry. Our technologies span from vehicle powertrains and control systems to dual-fuel hydrogen engines and energy storage.
Dumarey partners with OEMs and industrial organisations through the complete product lifecycle—from innovative design to industrialisation and production. As a private company we offer greater flexibility, faster responses and a longer-term perspective.
We don’t just engineer power— we’re energineering the future.
Operating across eleven locations in Europe, the Americas, and Asia, our 2500-strong team generates around €750 million in annual revenue.
Learn more at www.dumarey.com
About Renault Group
Renault Group is at the forefront of a mobility that is reinventing itself. The Group relies on the complementarity of its three automotive brands – Renault, Dacia, Alpine – and its financial captive – Mobilize Financial Services – to offer sustainable and innovative mobility solutions to its customers. Established in more than 100 countries, Renault Group sold 2.337 million vehicles in 2025. It employs more than 100,000 people who embody its Purpose every day, so that mobility brings people closer.
Ready to pursue challenges both on the road and in competition, the Group is committed to an ambitious and value-generating transformation focused on the development of new technologies and services, and a new range of even more competitive, balanced, and electrified vehicles. In line with environmental challenges, Renault Group’s ambition is to achieve Net Zero carbon in Europe by 2040 and worldwide by 2050.
More information: www.renaultgroup.com/en
Media Contact
Dumarey
Manuela Seia
+39348448 30 559
manuela.seia@dumarey.com
Renault Group
Juliette Faucon
+33 7 89 27 09 92
juliette.faucon@renault.com
Amel Boubaaya
+33 6 73 17 36 21
amel.boubaaya@alpinecars.com