You can't demo a fusion reactor on a Zoom call.

Deep tech companies build physical products rooted in science: satellites, quantum processors, solid-state batteries, autonomous systems. The sales cycles are long. The technical due diligence is intense. Trust is built face to face. That is why in-person events remain the single most efficient way for founders, investors, and corporate buyers to find each other.

Europe's deep tech event landscape has matured since 2023. Dedicated deep tech events have replaced the "deep tech track" at generic startup conferences. Dealroom data shows European deep tech startups raised over EUR 16 billion in 2025, a 22% increase year on year. That capital flows through rooms where founders place hardware on a table and investors can touch it.

This guide covers only genuine deep tech events across Europe in 2026. General startup conferences and broad innovation expos are excluded. Every event listed here exists to serve deep tech founders, corporate buyers, and investors directly.

DTM26: Deep Tech Momentum (Berlin, 20 to 21 May)

The top pick. No contest.

DTM26 is Europe's number one deep tech and AI innovation marketplace. It is built exclusively for science-based startups across seven market verticals: energy, defence, manufacturing and robotics, space, high-performance computing, advanced materials, and enterprise AI. This is not a conference with a deep tech track bolted on. It is a procurement-focused marketplace where senior corporate buyers, investors, and founders meet with structured intent.

The numbers tell the story. Over 3,000 attendees. More than 800 corporate buyers with active technology mandates. EUR 500 million in accumulated investments triggered across previous editions. Over 500 proofs of concept and partnerships initiated. Three stages, 50 workshops, three meeting areas, and two exhibition halls. The startup lookbook features 800+ companies.

DTM26 takes place at Wilhelm Studios in Berlin. The location matters: Berlin has become the gravitational centre for European deep tech, with proximity to Fraunhofer, Helmholtz, and TU Berlin, and a growing cluster of defence, space, and quantum companies.

Programmes at DTM26

The depth of DTM26 is in its programmes running across two days. Here are the ones that define the event.

The DTM100 pitch competition selects 100 founders across seven market semifinals: energy, defence, space, manufacturing and robotics, advanced materials, high-performance computing, and enterprise AI. Finals take place on the main stage on Day 2. Eligibility requires a European or UK headquarters and less than EUR 5 million raised. Every applicant gets visibility through the DTM Watchlist, distributed via DTM newsletters (200,000+ reach), LinkedIn (40,000+ followers), and the DTM website (60,000 unique monthly visitors).

The Guardian Connect Program reserves seats for the top 300 senior corporate leaders with direct budget authority, from companies with EUR 500 million or more in revenue or 10+ startup collaborations per year. Each participant receives eight pre-scheduled 15-minute double opt-in meetings. VIP pass included. This is where procurement conversations happen. Guardians include decision-makers from Rheinmetall, BMW, Bosch, Airbus, Deutsche Telekom, SAP, Mercedes-Benz, Siemens Energy, and Schneider Electric.

Signals from the Frontline translates NATO frontline operational needs into capability signals for deep tech companies. Supported by Lt Gen Tom Copinger-Symes, Gen Chris Badia, Lt Gen Frank Leidenberger, and David Chinn from McKinsey. Focus areas: underwater defence, drone and aerial defence, cost-effective deep precision strike, and space-enabled situational awareness. Enabler tracks cover capacity building, wargaming and simulation, and software-defined defence systems.

The AI Productivity Summit runs on Day 2 from 10:00 to 12:30, co-hosted by General Catalyst, Merantix, and HarmonicAI. It gathers 100 enterprise AI leaders across 10+ roundtables covering coding productivity, industrial AI, supply chain, sales, customer support, knowledge assistants, legal automation, and energy optimisation. The stated goal: 100 new AI collaborations in a single morning.

The Venture Clienting and CVC Summit on Day 2 is invite-only, co-hosted by 27pilots, gathering 100+ corporate venture and venture clienting leaders. The CXO Sovereignty Summit on Day 1 is an off-the-record session on European tech sovereignty. The LP-GP Marketplace on Day 1 connects deep tech fund managers with family offices and institutional investors.

Additional programmes include the Deep Tech Awards, co-hosted by the Berlin Senate Department for Economic Affairs, Energy and Public Enterprises; the Investor Connect Program with curated 15-minute one-to-one meetings running all day on both days; and the Titans of Europe stage sessions covering each vertical in depth across both days.

See all DTM26 programmes for the complete schedule.

Seven Innovation Markets Under One Roof

What separates DTM26 from every other event on this list is coverage. Seven deep tech markets run in parallel across two days, each with its own Titans of Europe stage sessions, Guardian buyers, and DTM100 semifinal. No other European event covers this breadth at this depth.

Energy: Helping OEMs, utilities, and energy-intensive industries lower costs per MWh, stabilise supply, and meet decarbonisation mandates. Covers batteries, novel fuels, energy storage, and grid infrastructure. Guardians include heads of innovation from Siemens Energy, Axpo Group, enercity, and Deutsche Energie-Agentur.

Defence: Enabling armed forces, primes, and dual-use SMBs to counter new threats, cut operations and maintenance costs, and accelerate capability deployment. Covers drone and aerial defence, deep precision strike, electronic warfare, and ISR. Guardians include senior leaders from Rheinmetall, MBDA, BAE Systems Bofors, RENK Group, and the Italian and Swedish armed forces.

Manufacturing and Robotics: Giving OEMs, integrators, and manufacturers tools to offset labour shortages, boost throughput, and reduce downtime. Covers industrial robots, warehouse automation, and infrastructure asset intelligence. Guardians include heads of innovation from Bosch, BMW Startup Garage, Husqvarna, STIHL, and DEUTZ.

Space: Supporting primes, operators, and data-driven industries in reducing launch costs, extending satellite lifetimes, and turning Earth observation data into commercial value. Covers launch systems, satellite components, in-orbit services, and downstream applications. Guardians include leaders from Starlab, MDA Space, and Airbus.

High-Performance Computing: Enabling finance, telecom, defence, and mobility players to cut energy spend, secure data against quantum threats, and improve latency. Covers data centre efficiency, quantum security, and photonic sensing. Guardians include VP-level leaders from Deutsche Telekom, Fidelity Investments, Nokia, and Arm.

Advanced Materials: Helping chemical, pharma, energy, and industrial leaders shorten R&D cycles, reach cost parity, and comply with EU waste rules. Covers AI-driven materials discovery, autonomous and self-driving laboratories, circular polymers, and packaging transformation. Guardians include R&D and procurement leaders from Henkel, Evonik, Schott, Avery Dennison, Novartis, Beiersdorf, and Sika. With EU PPWR enforcement beginning in August 2026, this track carries particular urgency for materials professionals.

Enterprise AI: The newest vertical at DTM26. The AI Productivity Summit, co-hosted by General Catalyst, Merantix, and HarmonicAI, gathers 100 enterprise AI leaders to launch collaborations with near-term P&L impact across coding productivity, industrial AI, supply chain, and energy optimisation.

Each market vertical feeds into the DTM100 pitch competition, the Guardian Connect matchmaking, and the Investor Connect programme. The result: a founder building autonomous lab systems for materials discovery can pitch investors in the morning, meet R&D directors from Schott and Novartis after lunch, and close the day networking with robotics founders facing the same scaling challenges.

Key Speakers

The speaker roster reflects DTM26's position at the intersection of industry, policy, and science. Confirmed speakers include Dr. Herbert Diess, Chairman of the Supervisory Board at Infineon Technologies; Frank Appel, Chairman of the Supervisory Board at Deutsche Telekom; Dr. Karsten Wildberger, Federal Minister for Digital Affairs and State Modernisation; Dorothee Bär, Federal Minister for Research, Technology and Space; Verena Pausder, Chairwoman of the German Startup Association; Francesco Sciortino, Co-Founder and CEO of Proxima Fusion; Hélène Huby, Co-Founder and CEO of The Exploration Company; Markus Pflitsch, Founder, CEO and Chairman of Terra Quantum; Tom Plümmer, Founder and CEO of Wingcopter; Thomas Gottschild, Managing Director of MBDA Germany; David Reger, Founder and CEO of NEURA Robotics; Moritz von der Linden, CEO of Marvel Fusion; and Jan Oberhauser, Founder and CEO of n8n.

Roberto Viola from DG CONNECT and Kerstin Jorna from DG Internal Market represent the European Commission. Ben Wallace, former Minister of State for Security of the United Kingdom, and Martin Blessing, Personal Representative of the Federal Chancellor for Investments, round out the policy track.

See all DTM26 speakers for the full roster.

Tickets

Early Bird pricing is sold out. Prices increase on 20 April.

• General Admission: EUR 1,390 (regular EUR 1,990). Two-day access, three stages, 50 workshops, AI matchmaking with 3,000 attendees, startup lookbook access, Guardian Connect and Investor Connect access.

• Startup Pass: EUR 590 (regular EUR 890). For deep tech startups with less than EUR 5 million raised. Includes lookbook listing, Guardian Connect and Investor Connect access. Bring a co-founder for 50% off.

• Investor Pass: EUR 1,390 (regular EUR 1,990). Full access plus Galilea AI-powered scouting platform and Investor Connect meetings.

• Guardian Pass: Free for qualified corporate leaders meeting revenue or collaboration thresholds. All General Admission access plus Venture Clienting Summit, eight curated one-to-one meetings, and exclusive lounge.

• Startup Pod: EUR 1,590 (regular EUR 1,990). Two Startup Passes plus a branded 1.5m exhibition pod.

Get DTM26 tickets before prices increase.

SPARTA: Defence Innovation Summit (Munich, 12 February)

SPARTA ran alongside the Munich Security Conference on 12 February 2026, from 13:30 to 17:00. Co-organised with TUM Venture Labs and with McKinsey as strategic partner, the summit brought together 100 startups and scaleups, 50 primes and SMEs, 50 public and military decision-makers, and 25 investment funds.

The format was sharp. AI-powered matchmaking produced 1,500 one-to-one meetings in a single afternoon. Ben Wallace delivered the opening address. Destinus and McKinsey gave keynotes. Two roundtables, "Protecting the High North" and "Defending Europe Against Mass Autonomous Threats," were facilitated by Lt Gen Sir Tom Copinger-Symes and David Chinn.

Technology focus: counter-UAS, ISR, cyber and electronic warfare, space systems, maritime and underwater robotics, deep precision strike, command and control, secure communications, autonomous robotics, and training and simulation.

SPARTA is not open registration. It is curated. If you work in European defence technology, this is the most concentrated procurement-focused event on the calendar.

The 2026 European Deep Tech Event Calendar

Beyond DTM events, five major European events serve the deep tech community directly in 2026. Each one has a genuine deep tech focus, not a deep tech track inside a general conference.

Hannover Messe (Hannover, 20 to 24 April)

The world's largest industrial technology fair draws 200,000+ decision-makers across five days. The 2026 edition is structured around three hubs: Automation and Digitalisation, Energy and Industrial Infrastructure, and Research and Technology Transfer. For deep tech companies in robotics and manufacturing, Hannover Messe offers unmatched access to industrial buyers. The density of OEMs, Tier 1 suppliers, and procurement teams makes this essential for any hardware startup targeting manufacturing customers.

Best for: Robotics and energy startups ready for industrial pilot conversations.

Q-Expo (Bilbao, 18 to 19 May)

Europe's dedicated quantum event, hosted by QuIC at the Euskalduna Conference Centre. Q-Expo brings together the European quantum community: researchers, startups, corporate adopters, and policymakers. For companies building quantum hardware, quantum-safe security, or quantum-inspired algorithms, this is where Europe's quantum strategy takes shape. DTM26 covers high-performance computing two days later in Berlin, making a Bilbao-to-Berlin trip a natural double for quantum professionals.

Best for: Quantum technology companies and researchers.

Hello Tomorrow Summit (Amsterdam, 11 to 12 June)

After a decade in Paris, Hello Tomorrow moves to Amsterdam for 2026. The summit gathers 3,000+ attendees across four stages with 100 speakers and 125 exhibitors. The Hello Tomorrow Challenge identifies breakthrough deep tech ventures globally. The Investor Day on 10 June adds a dedicated track for VC and CVC deal flow.

Best for: Science-based founders and investors focused on pre-seed to Series A deal flow.

ILA Berlin Air Show (Berlin, 10 to 14 June)

Europe's premier aerospace and defence exhibition returns to Berlin with 650+ exhibitors from 35 countries. ILA 2026 focuses on competitiveness, technology, and sovereignty. The Defence Park and Military Support Centre offer structured networking between startups and armed forces representatives. For any deep tech company with aerospace or dual-use applications, ILA provides direct access to prime contractors and government procurement teams. Those attending DTM26's defence track in May can continue those conversations at ILA three weeks later.

Best for: Aerospace, defence, and space companies seeking prime contractor relationships.

Space Tech Expo Europe (Bremen, 17 to 19 November)

Europe's largest B2B space event returns to Bremen for its ninth edition with 950+ exhibiting companies. The expo covers the entire space supply chain: launchers, satellite platforms, ground systems, and in-orbit services. Bremen's proximity to Airbus Defence and Space and OHB makes it a strategic location for procurement conversations with prime contractors. DTM26's space track in May serves as an ideal first touchpoint before the Bremen expo in November.

Best for: Space startups and suppliers targeting ESA and prime contractor programmes.

How to Choose the Right Deep Tech Event

Not every event is right for every participant. The decision comes down to three factors.

By role. Founders raising capital should prioritise matchmaking-heavy events: DTM26 and Hello Tomorrow both offer structured investor meetings. Corporate innovation leads scouting technology get the most value from DTM26's seven vertical tracks, supplemented by Hannover Messe for industrial robotics, ILA for aerospace, and Space Tech Expo for the space supply chain. Investors building deal flow find the highest density of qualified deep tech startups at DTM26, while SPARTA offers the most curated access to defence ventures.

By vertical. Defence and security professionals should prioritise SPARTA and ILA Berlin, then DTM26's defence track. Energy and industrial companies should block Hannover Messe and DTM26. Quantum specialists belong at Q-Expo, then DTM26's computing track for cross-sector meetings. Advanced materials professionals should attend DTM26 before EU PPWR enforcement in August. Space companies need ILA Berlin, Space Tech Expo Europe, and DTM26. Robotics builders should combine Hannover Messe with DTM26. For cross-vertical exposure across all seven deep tech pillars, only DTM26 covers the full spectrum in a single event.

By stage. Pre-seed and seed-stage founders benefit most from the DTM100 and Hello Tomorrow Challenge. Series A founders should target DTM26's Guardian Connect meetings. Growth-stage companies ready for industrial procurement should attend Hannover Messe, ILA Berlin, and Space Tech Expo.

A portfolio approach works best. Pick one flagship event for your vertical and one broader event for cross-sector exposure. For most deep tech professionals in Europe, that combination starts with DTM26 in Berlin.

Build Your 2026 Deep Tech Event Calendar

Europe's deep tech events are not conferences. They are the physical infrastructure of an industrial transformation. Every major defence contract, materials partnership, and Series A round in European deep tech traces part of its origin to a room where founders, buyers, and investors met face to face.

The 2026 calendar is focused. Seven events. All deep tech. No filler.

Start with DTM26 in Berlin on 20 to 21 May.