– Tailored support to consolidate your business
– Special access to VINCI decision-makers
– A network conducive to the development of your activity (mentors, experts)
– The opportunity to build a long-term partnership with VINCI
CATALYST Program
We help mature startups carry out their projects by giving them the resources they need to deploy innovative services and products in partnership with our Business Units.

Benefits of the program
- 40
- projects supported
- 3.5
- million turnover with the VINCI group
- 95
- contracts signed with VINCI businesses
News

Building with place: the origins of bioclimatism
Clément Gaillard is an urban planner and designer by training, specialized in the challenges of bioclimatic design on an urban scale. Aymeric Bemer is an engineer and a teacher. After having worked for environmental consultancies and major architectural firms, he founded Albedya, a digital solution dedicated to climate studies. Each in their own way, they advocate for bioclimatic urban planning.
Radar – Our selection of innovative businesses #106
The Spanish start-up Strong by Form launches Woodflow-skin, an innovative interior coating made of wood-plastic composites. In France, Woodoo has created a partnership with Bouygues Construction to industrialise "augmented wood". The British start-up AUAR has raised £ 5.1 million to make the automated construction of wood structures more accessible
Applications for the 2026 cohort of the SEED program are now open!
Are you the co-founder of an early-stage or pre-seed startup in construction, real estate, mobility or energy? SEED, the startup acceleration program powered by Leonard is now accepting applications for its 2026 cohort. You have until October 3, 2025, to apply.