SEED Program

During 6 months, we help early stage startups launch and develop innovative projects in our verticals.

Leonard's advantages of SEED program

– Meeting with VINCI experts to validate the relevance of projects
– Specific workshops organized by Leonard
– Access to Leonard’s network of Business Angels and VC partners
– Office space at Leonard:Paris
– Financial contribution of €60,000 in the form of SAFE (€30,000 in cash and €30,000 in kind)

Programme schedule of SEED program

-June 17, 2025: applications open for SEED program
– October 3, 2025: closing date for applications
– End of November 2025: selection committee
– Early January 2026: launch of the promotion

Applications for the SEED program are now open!

Submit your projet until october 2025

32: start-ups in our portfolio
200+: VINCI employees met the founders of the start-ups
€36: million raised

Our portfolio

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Albedya

Albedya is an online climate study software accessible to all. The goal? Integrate environmental approaches from the design phase of construction projects by aggregating essential…

BlueSpine

BlueSpine tackles the challenge of aging concrete infrastructures. Designed and manufactured in France, its innovative technologies prevent, diagnose, and treat steel corrosion, ensuring user safety…

Boréales Energy

Cooling needs currently account for more than 20% of total energy consumption. As part of the energy transition, BORÉALES Energy, a designer and manufacturer, is…

Enlaye

Construction professions are closely tied to risk management. Enlaye helps builders, developers, and property owners better identify, assess, compare, and manage risks at all stages…

Hylight

Infrastructures in the oil and gas industry leak methane, a potent greenhouse gas; aging power lines deteriorate, and traditional inspections are too costly and imprecise…

Kraeken

KRÆKEN is a climate risk analysis platform providing asset managers with detailed data and forecasts on the impact of climate change on their portfolios. Using…

Sillant

Sillant uses AI to automate the comparison and analysis of quotes and offers, saving time and increasing efficiency. All pricing data is centralised and shared…

All the projects

News

Programme SEED Leonard - Appel à candidature - promotion 2026

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.

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