Altrove (RECOMMENDED – 2026)

The company focuses on creating homegrown substitutes for materials critical to clean technology and modern infrastructure.

is a French deep-tech startup based in Paris that is revolutionizing materials science by using AI models and lab automation to discover sustainable alternatives to critical inorganic materials. Founded in 2024 by Thibaud Martin and Joonatan Laulainen, the company aims to reduce the West's reliance on vulnerable supply chains—particularly for rare earth elements—by compressing decades of traditional R&D into weeks. Core Technology and "AI-Lab" Platform altrove

: By finding alternatives to rare earth elements (often sourced from high-risk or monopolized markets like China), Altrove provides manufacturers with cost stability and regulatory compliance . Recent Growth and Funding Altrove Tech Asset Profile | Preqin The company focuses on creating homegrown substitutes for

: Using X-ray diffractometers and proprietary analysis technology, they characterize outputs and feed data back into their models to iteratively improve accuracy. Strategic Impact and Industrial Applications Core Technology and "AI-Lab" Platform : By finding

: Developing rare-earth-free magnets for electric motors and lead-free compounds for sensors.

: In their Paris facility, they run between 100 and 200 experiments per week .

: Their materials are designed for use in energy, robotics, automotive, aerospace, and electronics .