Sector · Funding
Deep tech funding in Europe
What we track in Deep tech: 1 startup, 10 tracked rounds, 20 stories. Updated as the records change.
Capital tracked€6,820,706,447
Rounds134
Startups153
Events tracked67
Stories20
€6.8B
Capital tracked
134
Disclosed rounds
€3B
Biggest round
153
Startups tracked
Deep tech, in numbers
134 rounds on record · 133 with a disclosed amount
Rounds by stage
Seed 37%
Series A 25%
Pre-seed 15%
Series B 10%
Growth 5%
Capital by year
Share of rounds
Source: Sesamers round tracker · full data desk →
Largest rounds tracked
Disclosed rounds only · EUR-converted at desk rates
| Company | Round | Sector | Lead | Amount |
|---|---|---|---|---|
| Mistral AI France | Series D+ | AI | Samsung Electronics (lead); co-leads: Scaleup Europe Fund (managed by EQT), PSG Equity | €3B |
| Advanced Machine Intelligence France | Seed | AI | Cathay Innovation, Greycroft, Hiro Capital, HV Capital, Bezos Expeditions | €891.4M |
| HoloSolis France | Undisclosed | Climate | - | €220M |
| EUCLYD Netherlands | Series A | AI | Samsung, Somerset Capital Partners, Scaleup Europe Fund (managed by EQT), Innovation Industries - four co-leads | €200M |
| EnduroSat Bulgaria | Series D+ | Deep tech | Riot Ventures, Atreides Management | €178.9M |
| Poolside France | Seed | AI | Felicis and Xavier Niel | €115.6M |
What we have written
20 stories on Deep tech
17Sep iGii raises £22.7M Series B to grow carbon, not mine it Stirling's iGii raised a £22.7M Series B led by the Scottish National Investment Bank, with Scottish… News 23
Apr TheStorage raises €3.6M seed to scale sand-based thermal energy storage Finland's TheStorage has raised a €3.6M seed round led by Voima Ventures, with Superhero Capital, 2C… 22
Apr Fundraising of the Week (Week 16): European Startups Pull In ~40M Across Quantum, AI and Deeptech European tech startups collectively raised more than €40 million in disclosed equity this week, with Finnish… 13
Apr Pixel Photonics raises €13.5 million to bring quantum photon detectors from lab to market Europe’s quantum technology sector is attracting increasing attention from both private investors and public institutions, as… 09
Apr Golden Owl raises €1.4 million to advance AI-powered OSINT and anticipatory intelligence As geopolitical instability, hybrid threats, and the proliferation of disinformation reshape the global risk landscape, the…
Startups in Deep tech
From the directory
Who invests here
Funds with a verified round in this hub · most active first
Supernova Invest
Growth–Seed · Climate
Led 4 of 5 rounds tracked in Deep tech. Supernova Invest is the deep tech venture platform created in 2017 out…
EUR 1M–EUR 30M
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Eurazeo
Growth–Seed · Climate
Led 1 of 3 rounds tracked in Deep tech. Eurazeo is a European investment group managing about €40 billion across three…
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Sofinnova Partners
Growth–Seed · Biotech
3 rounds tracked in Deep tech. Sofinnova Partners is a life sciences venture capital firm founded in 1972…
Ticket undisclosed
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Next up
The Deep tech calendar · 67 tracked
19Oct Futura Innovation Conference 2026 Conference · Limerick, Ireland · 1000 3 days 19
Oct Oslo Innovation Week 2026 Festival · Oslo, Norway · 15000 4 days 20
Oct Masters&Robots 2026 Conference · Warsaw, Poland 2 days 21
Oct VDS – Valencia Digital Summit 2026 Summit · Valencia, Spain · 12000 2 days 04
Nov Big Data & AI World Madrid 2026 Tradeshow · Madrid, Spain · 4000 2 days 04
Nov Digital Tech Summit 2026 Tradeshow · Copenhagen, Denmark · 4700 2 days
Programs in Deep tech
Open calls first
Cambridge Tech Week – Innovation Alley 2026
Startup zone
A stand in the curated Innovation Alley showcase at Cambridge's Guildhall and Corn Exchange on 16-17 September, alongside 80+ AI, MedTech, HealthTech, ClimateTech and advanced-engineering companies, plus automatic entry into the CamTechWeek Pitch Competition, where five selected companies pitch on the main Corn Exchange stage to an eminent panel of investors and industry leaders and get national and international media exposure. Stands cost GBP 350 + VAT for startups and GBP 1,500 + VAT for scaleups. · None
Upcoming
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Deep Tech Atelier – Startup Pitch Competition 2026
Competition
Ten finalists are picked across the competition's categories. They go through a training bootcamp on 13 May 2026, semi-finals on 14 May and the final and award ceremony on 15 May at Fantadroms in Riga, with mentorship and exposure to the investors and corporates in the room. The organisers state that selected participants receive prizes, but do not publish the amounts. · None
Upcoming
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IG
imec.istart Germany – Autumn 2026
Accelerator
50k-100k EUR non-dilutive grant plus 50k EUR of in-kind accelerator services
Closed
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