News list

Radiant is a rapidly growing green tech start-up that specialises in producing carbon-free heat for industrial use. It won first prize in the European Stage Two competition, representing École Polytechnique, and successfully raised funds at the end of last year. Meet its two founders: Thomas Delhon, an aerospace engineer, and Alexandre Meurisse, a former PhD student at the German Aerospace Center (DLR) laboratories. They received support from École Polytechnique's X-UP incubator, which provided a springboard for their success.

From spring 2026, École Polytechnique's X-UP incubator will offer honor loans for the deep tech projects it hosts and supports. These honorary loans, supported by École Polytechnique’s Foundation and averaging €40,000 per project, will finance the start-ups' priority operations, leverage other funding, and accelerate the growth of the projects concerned.

Arthur Mensch (X2011), co-founder and CEO of Mistral, the French AI gem, came to meet École Polytechnique students for a talk on entrepreneurship and the implications of AI, two topics which he addressed by echoing his School's motto: “For the Nation, for Sciences, and for Glory.”

Brevo, founded in 2007 by Armand Thiberge (X2002) and now part of the exclusive club of French unicorns, those start-ups valued at over €1 billion. Pennylane, co-founded in 2020 by five alumni of the École Polytechnique and already a unicorn, will end 2025 by becoming a centaur, exceeding €100 million in revenue.

From 21 to 24 October, Seoul host one of the most important events in the electronics and IT industry calendar: the Korea Electronics Show (KES). During the event, Tinental, a start-up founded by Elin Flyger and Nicolò Luppi, received the ESG (Environmental, Social & Governance) Innovation Award. This green technology company aims to reduce energy consumption at industrial sites using artificial intelligence.

The École polytechnique incubator is launching its 1st network events, Ecosystem Days, themed and open to all innovation players. On 30 November, the first event will focus on intellectual property and legal issues. We look forward to seeing you there!

The École polytechnique incubator is launching its 1st network events, Ecosystem Days, themed and open to all innovation players. On 30 November, the first event will focus on intellectual property and legal issues. We look forward to seeing you there!

The École polytechnique incubator is launching its 1st network events, Ecosystem Days, themed and open to all innovation players. On 30 November, the first event will focus on intellectual property and legal issues. We look forward to seeing you there!

French artificial intelligence champion Mistral has almost doubled its valuation to €11.7 billion following a new round of fundraising that saw Dutch semiconductor manufacturing equipment giant ASML acquire a stake in the company.

Marc Gillmann is the new Director of Entrepreneurship and Innovation at École Polytechnique. His mission is to consolidate the success, appeal, and influence of the X-Novation Center, which includes École Polytechnique's incubator, as well as a Fablab, and multiple services related to innovation.

For the third consecutive year, École Polytechnique hosted Opération CIEDS, an annual event dedicated to research and innovation in defense and security. The event, organized by the Center for Defense and Security Studies (CIEDS), in which many of the École Polytechnique's research laboratories are involved, is supported by the Ministry of the Armed Forces and the Defense Innovation Agency.

Of the eight start-ups incubated at École Polytechnique and present at VivaTech 2025, five have been selected for the Tech for Change 2025 program, which recognizes start-ups helping to address major contemporary environmental and societal challenges. Six École Polytechnique-incubated start-ups feature in VivaTech's Top 100 most promising start-ups in Europe.