Our projects

Leonard brings together entrepreneurs from all walks of life committed to transforming the cities and urban infrastructure of tomorrow.

Filter the projects
Logo Altaroad


CATALYST Program 2023 A new way of tracking flows of materials and waste, enabling financial and environmental gains. Altaroad provides a web application enabling digital traceability of construction…
Logo Ellona


CATALYST Program 2023 Ellona commercializes cloud-based micro sensors performing monitoring of various gas emissions, particles, liquid… The AI data banks allows them to implement situational intelligence (events detection…
Logo Inex Circular

Inex Circular

CATALYST Program 2023 Inex Circular is a digital solution that enables users to find outlets for their excavated soil and connect local waste producers and recyclers. The platform…
WaveX logo


SEED Program 2023 WaveX is developing a nearshore wave energy converter operating under the sand that aims at making electric energy twice as cheap as fossil fuel energy…
Renato logo


SEED Program 2023 For small contractors who struggle with home renovation requests, Renalto is an application enabling a fast, efficient and engaging experience with homeowners, from 1st contact…
Pilion Logo


SEED Program 2023 Pilion is an ultra-fast and safe “accordion” scaffold. Assembly time is divided by 5 and two operators are enough to install it thanks to a…
Ostrea Logo


CATALYST Program 2023 Ostrea transforms shell waste into a natural resource by developing an aesthetic, sustainable and low-carbon new material based on recycled shells. This material can be…
Moebius Logo


SEED Program 2023 Moebius has developed a system connected to mixer trucks which makes it possible to deliver concrete in small quantities for the operators and the end…
Fixers Logo


SEED Program 2023 Fixers is an application that facilitates maintenance jobs for tenants by qualifying issues according to responsibility between landlord and tenant and providing relevant professionals and…
Bosso Logo

Bosso Technology

SEED Program 2023 Bosso is a construction marketplace allowing providers to find new customers, manage their inventory and helping construction companies get access to a broad catalogue of…


SEED Program 2023 BLIC is a connected smart parcel locker dedicated to construction sites that reinvents deliveries to become more sustainable and secure. BLIC has received support from…
BIM to Build Logo


SEED Program 2023
start-ups and projects supported within our incubation, acceleration and support programmes

All the latest news and invitations from Leonard in your mailbox: