Cybersecurity startup ecosystem
With increasing regulatory pressure from NIS2 and GDPR enforcement, European cybersecurity startups are growing rapidly. Tallinn, London, and Tel Aviv-linked European teams lead in identity management, threat detection, and compliance automation. We track 228 organisations in this sector across 6+ countries.
Showing 161–180 of 228Cybersecurity
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Oplane
Agentic security platform that automates threat modelling for engineering teams using AI coding tools like Cursor and GitHub Copilot. Continuously maps codebase architecture, flags security risks and delivers contextual remediations in developer workflows; in production at Miro and Tandem Health.
Outlast Fund
Outlast Fund is an early-stage venture capital firm co-headquartered in Riga and Stockholm, founded in 2024 by Egita Polanska, Marija Rucevska, Kristaps Prusis, and Mikaela Pedersen. The fund closed its debut €21 million vehicle backed by Latvian sovereign fund Altum, the EU's ERDF, and Baltic angel investors. It targets pre-seed tickets up to €250k and seed rounds up to €1.5 million, with a focus on B2B SaaS, fintech, and cybersecurity across the Baltics and Nordics.
Overmind
Overmind provides a security and control layer for agentic AI deployments in enterprise systems. The platform supervises autonomous agent behavior in live workflows and intervenes when actions appear unsafe, adversarially influenced, or outside policy constraints.
OxidOS Automotive
Builds a Rust-based secure operating system and toolchain for safety-critical automotive ECUs, aiming to cut development time while improving memory safety and security for car software.
P101
Founded in 2013 by Andrea Di Camillo — a serial entrepreneur behind Vitaminic and Banzai and an early investor in Yoox and Venere — P101 is one of Italy's most prominent early-stage VC firms, managing approximately €500 million AUM. Its latest vehicle, Programma 103, closed at €250 million in early 2025, targeting early-stage startups in fintech, proptech, edtech, and cybersecurity with an average ticket of €5 million. Over 12 years P101 has backed 58+ companies and completed roughly 290 transactions with ~20 exits; standout portfolio names include Musixmatch (acquired by TPG for ~$500 million in 2023). The firm has a stated goal that Programma 103 companies will collectively generate €5 billion in revenue and 3,000+ jobs by 2030.
Palsit d.o.o.
Palsit d.o.o. is a Slovenian company specializing in cybersecurity knowledge events and professional communities, based in Šempeter pri Gorici near Nova Gorica. The company organizes over nine annual conferences, most notably INFOSEK — Slovenia's largest information security conference — alongside ZEIDES, BIZTOPIX, CIO SUMMIT, and AiSEK. Palsit also operates professional clubs for IT professionals, ethical hackers, AI practitioners, and GDPR officers, collectively reaching over 2,130 participants per year with more than 320 speakers and 140 sponsors.
Passbolt
Passbolt is a Luxembourg-based open-source password and secret-management platform built for security-conscious IT teams, from five-person companies up to organizations of 5,000. It is SOC 2 Type II audited, GDPR compliant, a member of the FIDO Alliance, and markets itself as 'Made in Europe'; its 50,000+ customers include government bodies, defence agencies and IT companies such as the French Interior Ministry and Bosch.
Paweł Kastory
A veteran CEO (founder of DDB Warsaw marketing agency), Paweł became an active angel in his late career. He won Poland’s Business Angel of the Year 2020 for investing in and mentoring innovative startups. Notably, he was an early backer of retail AI platform Cosmose AI and has supported regtech and cybersecurity startups like ClauseMatch, Nethone, and BotGuard. Associated startups: Cosmose AI, ClauseMatch, Nethone, BotGuard.
Pedro Castillo
Spanish serial deep-tech entrepreneur. He co-founded and was CTO of Devo (formerly Logtrust), the data analytics and security platform, and later co-founded and led Onum, the real-time telemetry-pipeline company acquired by CrowdStrike in 2025.
Philippe Botteri
Partner at Accel investing in cloud, SaaS, AI and security across Europe and Israel. He authors Accel's influential annual Euroscape report tracking the region's cloud and AI momentum.
Picus Security
Picus Security is an Ankara-founded cybersecurity company that built one of the earliest commercial breach-and-attack simulation (BAS) platforms — software that continuously runs safe, controlled attack techniques against an enterprise's production environment to see which ones are actually detected and blocked by the deployed security stack. Instead of trusting vendor claims, security teams get a measured, MITRE ATT&CK-mapped view of where their SIEM, EDR, firewalls, and email gateways are silently failing. Founded in 2013 by Alper Memiş and Volkan Ertürk, Picus has raised over USD 80 million from Turkvent, Earlybird, and Mastercard Ventures among others, and is regularly named a leader in Gartner's security validation and exposure management categories. It is one of the most internationally credible Turkish cybersecurity companies and a strong example of the region's deep-tech security talent.
Pieter Cobelens
Pieter Cobelens is a former Director-General of the Dutch Military Intelligence and Security Service (MIVD), the Netherlands' agency responsible for military intelligence collection, counterintelligence, and signals intelligence. He has extensive experience in strategic national security, international intelligence cooperation, and military cyber operations. Following his government career, Cobelens has been active as a speaker, commentator, and advisor on intelligence and security policy topics.
Pineappli
Monaco digital trust platform combining electronic signature, long-term document archiving, secure digital vaults and encrypted file transfer with end-to-end encryption, offered as sovereign cloud or on-premise. It serves finance, legal, healthcare and HR customers, and hosts data in Monaco, France and Luxembourg. The MonacoTech alumnus operates under the legal entity LuxTrust Monaco, registered at 10 rue du Gabian.
Poppy Gustafsson
Co-founder and former CEO of Darktrace, the Cambridge cyber-AI company she led to a 2021 London IPO. One of the UK's most prominent tech executives, she was appointed a UK investment minister in 2024.
PortfoLion Capital Partners
PortfoLion is the venture capital and growth equity arm of OTP Bank, Hungary's largest bank, managing approximately €440 million in AUM across three distinct funds targeting seed, growth, and turnaround stages. Founded in 2010 and headquartered in Budapest, it is the most prominent institutional VC in the CEE region by assets under management, with 64 portfolio companies across Hungary and wider Central and Eastern Europe. Its seed fund deploys €500k–€3 million per ticket and the growth fund €5–30 million, with notable investments including SEON (which went on to raise $150 million from Creandum and IVP) and Tresorit (acquired by Swiss Post). The firm has a team of 33 professionals including five partners.
Primo Ventures
Primo Ventures (operating entity: Primomiglio SGR), led by chairman Gianluca Dettori and founded in 2016, is a Milan-based VC managing approximately €530 million in assets across digital and space-focused funds. It launched the first Italian venture capital fund dedicated to space technologies — Primo Space Fund (target €80 million, first close €58 million) — in partnership with the Italian Space Agency (ASI) and Fondazione E. Amaldi, backing deep-space logistics, propulsion, and AI for spacecraft. Portfolio investments include D-Orbit (space logistics, Series C co-lead) and AIKO (AI for autonomous spacecraft operations). Beyond space, its digital fund invests in B2B SaaS, cybersecurity, and fintech at seed and early-growth stages.
Probely
Developer-first Dynamic Application Security Testing (DAST) and API vulnerability scanner. Founded 2016 in Portugal; raised EUR 7.7M Series A in 2022; acquired by Snyk in November 2024.
Proidea
Proidea Sp. z o.o. is a Krakow event company that has run Polish IT conferences for close to two decades. Its portfolio includes CONFidence, one of Central Europe's longest-running offensive-security conferences, alongside PLNOG for network engineers and 4Developers for software developers. The company operates from ul. Zakopianska 9 in Krakow.
Qubit Conference Slovakia 2026
A premium B2B cybersecurity conference held at the Hotel Ski & Wellness Residence Družba in the Low Tatras (Nízke Tatry), Slovakia. The two-day programme brings CISOs and security professionals together for keynotes, panel discussions and peer networking on emerging threats, compliance and regulation, AI in security, and turning experience into real-world security decisions.
QuoIntelligence
Frankfurt-based cyber threat intelligence company that delivers AI-analysed, contextualised threat reports ready to act on without a dedicated in-house team. Its platform Mercury and conversational AI analyst KARLA monitor digital threats, geopolitical risk, and supply-chain exposure for European mid-market organisations. Raised €7.3M Series A in April 2026.
