Fundraising Fox

33N

Venture capital

Silicon Valley · Seed–Series B · 51 people tracked

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Investment thesis

33N is a European VC firm investing globally in frontier Cybersecurity, AI, and Defense companies that secure and power the AI era. With more than a decade of specialist experience across the modern cyber cycle, the firm backs early-stage founders building category leaders, having supported three unicorns at their earliest rounds and seen portfolio companies acquired by global tech giants. The firm leverages proprietary data, deep sector knowledge, and relationships, and is backed by a network of 50+ CISOs, AI and data leaders, and operators organized into two forums — the CISO Circle and the AI & Data Circle — to connect portfolio companies with customers, channels, and technical talent.

Source: firm website, verified Aug 3, 2026.

Stage
Seed–Series B
Check
$4.3M – $13M
HQ
Silicon Valley, LU
Leads rounds
Leads
Instruments
Equity
Founded
2014
AUM
$220M
Tracked investments
28

Team · 51 people

from the firm's website & curated & public directories
Eyal Hayardeny· Strategic Committee — Co-Founder at Reblazein

Co-founder of Reblaze; member of the Strategic Committee.

Joe Vadakkan· Expert Advisory Board — Founder of Atomic Zero
José Ramón· Expert Advisory Board — Founder at Nextel
Pablo de la Riva· Co-founder & CEO
Paulo Marques· Strategic Committee — Co-Founder at Feedzai

Co-founder of Feedzai; member of the Strategic Committee.

Pawel Boksa· Expert Advisory Board — Private Equity Professional, Co-founder at CDeX P.S.A.in
Ricardo Oliveira· Expert Advisory Board — Co-Founder & CTO at ThousandEyes (acquired by Cisco)
Shyam Krishnaswamy· Expert Advisory Board — Co-Founder at Deepfencein
Alina Medentsy· VC Operations Analystin
André Azevedo· Expert Advisory Board — CEO at Ancoris
Artur Monteiro· Technologist In Residence
Elie AbenMoha· Expert Advisory Board — Chief IT Security Officer at Publicis Groupein
Gonçalo Sarmento· Senior Associatein
Hadi Anwar· Expert Advisory Board — Chief Cybersecurity Officer at Core42
Henrique Silva· Expert Advisory Board — Head of AI & Data at Lokain
John Cassidy· Expert Advisory Board — Bus Dev Manager at Palo Alto
Médéric Hurier· Expert Advisory Board — AI/ML Architect & Engineer
Michael J. Glenn· Expert Advisory Board — Global Cybersecurity Architecture & Engineering Leader at Deloitte
Nuno Cerdeira Baptista· Expert Advisory Board — Global Field CISO and CTO for Aviation & Transportationin
Paulo Moniz· Expert Advisory Board — Director of Information Security and IT Risk at EDPin
Pierre Polette· Strategic Committee — Group CEO at Sinariin

Group CEO at Sinari; member of the Strategic Committee.

Founder mafia

The 33N mafia →

6 people who came through 33N went on to found or lead other companies.

What they invest in

from 25 of 28 portfolio companies

Cybersecurity ×20AI & Machine Learning ×15SaaS ×14Enterprise Software ×13Developer Tools ×8Cloud Computing ×6Data & Infrastructure ×3Fintech ×2

HQs:United States×2Spain×1Israel×1Italy×1

Who they back

founder profiles across 15 portfolio companies
53%
solo founders
8 of 15 mapped founding teams
31%
repeat founders
of 13 founders with career history

Founding team size:solo founder×82 founders×53 founders×2

Where their founders worked beforefrom 13 founders with career history

Israeli Air Force ×2OWASP ×2

Investments · 28 tracked

founders shown can be your intro path
Acoruacoru.comin𝕏

Acoru is a fraud prevention and cybersecurity company founded by former Buguroo/Revelock leaders, focused on detecting and preventing online fraud at scale.

AI & Machine LearningCybersecurityFintech

Pablo de la Riva Ferrezuelo(Co-founder)David Morán(Co-founder)

Co-investorsAthos CapitalAdara Ventures

Aponoapono.ioin𝕏Acquired

Apono provides an access management platform that replaces standing privileges by granting scoped, just-in-time access at runtime and automatically revoking it.

Cloud ComputingCybersecurityDeveloper ToolsEnterprise SoftwareSaaS

Sara Teare(Founder)Rom Carmel(Founder)inOfir Stein(Founder)in

Co-investorsAccelBackbone AngelsMatrixMeron CapitalMindset VentureNew Era Capital Partners+9 more

Arctic Wolfarcticwolf.comin𝕏

Arctic Wolf provides managed detection and response (MDR) services with 24x7 security teams that detect, investigate, and respond to threats using an open XDR platform processing trillions of events weekly.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaS

Brian NeSmith(Founder & CEO)in

Co-investorsArtisanal VenturesBright Pixel CapitalClearSkyCyber Mentor FundDelta-v CapitalDraper Associates+14 more

Aryakaaryaka.comin𝕏

Aryaka provides managed SD-WAN and SASE networking and security services delivered over a global cloud network for enterprise customers.

Cloud ComputingCybersecurityEnterprise Software

Shailesh Shukla(Chief Executive Officer & Chair of the Board)Darin McAreavey(Chief Financial Officer)Renuka Nadkarni(Chief Product Officer)Megha Sharma(Chief Legal and People Officer)Vikas Garg(Chief Engineering & Cloud Operations Officer)Vidyaranya Maddi(Chief Customer Officer)

Co-investorsThird Point VenturesMohr Davidow VenturesNexus Venture PartnersPresidio VenturesStanford UniversityTrinity Ventures

Atheros Communicationsqualcomm.cominacquired by Qualcomm

Wireless LAN chipsets (ATHR); acquired by Qualcomm in 2011.

San Diego, US

Co-investorsAVVICCP Venture PartnersMayfield FundNew Enterprise Associates (NEA)Qualcomm VenturesStorm Ventures+4 more

Barracudabarracuda.comin𝕏

Barracuda provides a suite of cloud-based and on-premises cybersecurity solutions protecting organizations against email threats, data loss, network attacks, and application vulnerabilities.

Cloud ComputingCybersecurityEnterprise SoftwareSaaS

Co-investorsFrancisco PartnersSequoia CapitalTen Eleven

BitSight Technologiesbitsight.comin𝕏Jun 2018

Bitsight provides a cyber risk intelligence platform that monitors entities across the internet to identify vulnerabilities and emerging threats in real time.

AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareSaaSCambridge, US

Nagarjuna Venna(Executive Officer, Director)inStephen Boyer(Executive Officer)inShaun McConnon(Executive Officer, Director)Robert T Turner(Executive Officer, Director)Elizabeth Fischer(Executive Officer)inBrian Cohen(Executive Officer)in

Co-investorsAlphaDriveCapital Midwest FundComcast VenturesFlybridge Capital PartnersGlobespan Capital PartnersMenlo Ventures+7 more

Codacycodacy.comin𝕏

Codacy provides a platform for code quality, security, and AI coding policy enforcement, letting engineering teams define coding standards and apply them across projects, IDEs, and AI coding agents.

AI & Machine LearningCybersecurityDeveloper Tools

Jaime Jorge(Founder)inKendrick Curtisin

Co-investorsArmilar Venture PartnersBright Pixel CapitalFaber

Cybersixgillcybersixgill.comin𝕏

Cybersixgill (part of Bitsight) provides a cyber threat intelligence platform that captures, processes, and alerts security teams to emerging threats, TTPs, IOCs, and risk exposure, covering areas such as compromised credentials, vulnerabilities, ransomware, and adversary activity.

AI & Machine LearningCybersecuritySaaS

Elad Lavi(Founder)in

Co-investorsBright Pixel CapitalElron VenturesOurCrowdREV Venture Partners

DataGalaxydatagalaxy.comin

DataGalaxy provides a governance platform that connects technical and business teams to manage data and AI as a driver of organizational value rather than a compliance burden.

AI & Machine LearningData & InfrastructureEnterprise Software

Seb

Co-investorsAV8 VenturesNewfund Capital

Equixlyequixly.comin

Equixly runs a continuous penetration testing platform that uses an autonomous "Agentic AI Hacker" to discover, attack, and validate applications and APIs in production, uncovering business logic flaws, authorization failures, and multi-step exploit chains.

AI & Machine LearningCybersecurityDeveloper ToolsSaaS

Mattia Dalla Piazza(CEO & Founder)inAlessio Dalla Piazza(CTO & Founder)in

Co-investorsAlpha Intelligence CapitalJME Ventures

Excellium Servicesexcellium-services.comin𝕏

Excellium Services, part of Thales, provides cybersecurity services including risk reduction, security operations centre monitoring, incident response, and cyber threat intelligence.

Cybersecurity

Co-investorsBright Pixel Capital

Exeinexein.ioin𝕏

Exein provides runtime cybersecurity for Physical AI systems, embedded and Linux-based devices, firmware, IoT fleets, cloud workloads, and Kubernetes, with on-device threat detection and binary/SBOM analysis mapped to compliance requirements.

AI & Machine LearningCybersecurityIoTRome, IT

Gianni Cuozzo(Founder & CEO)in

Co-investorsBalderton CapitalBerliner Volksbank VenturesGeodesic CapitalHV CapitalIntrepid Growth PartnersRedstone+6 more

Feedzaifeedzai.comin𝕏

Feedzai provides AI-powered fraud detection and financial crime prevention for banks and financial institutions.

AI & Machine LearningCybersecurityFintech

Nuno Sebastião(Founder & CEO)in

Co-investorsArmilar Venture PartnersBright Pixel CapitalDCVC (Data Collective)Dozen InvestmentsGutbrain VenturesKarma Ventures+9 more

Hackuityhackuity.ioin𝕏

Hackuity provides a vulnerability management platform that aggregates security tools and uses risk-based scoring to prioritize and automate remediation of cyber threats for organizations.

CybersecurityEnterprise SoftwareSaaS

Co-investorsBright Pixel CapitalSonae IM

Irius Riskiriusrisk.comin

IriusRisk provides an AI-augmented threat modeling platform that lets engineering, security, and compliance teams design and secure applications at the design stage, generating diagrams, threat analysis, and control recommendations.

AI & Machine LearningCybersecurityDeveloper Tools

Stephen de Vries(Founder)in

Co-investors360 CapitalBright Pixel CapitalChamaeleonPaladin Capital GroupSonae IMSwanlaab Venture Factory+1 more

Jscramblerjscrambler.comin𝕏

Jscrambler provides client-side security software that monitors and controls third-party and AI-powered scripts running in the browser to prevent supply chain attacks, data leaks, and code tampering.

CybersecurityDeveloper ToolsEnterprise SoftwareSaaS

Co-investorsBright Pixel CapitalChamaeleonSonae IMAce Capital PartnersPortugal Ventures

Link11link11.comin𝕏

Link11 provides a cloud-based security platform that detects and prevents DDoS and other attacks on IT infrastructure, web applications, and content delivery.

Cloud ComputingCybersecuritySaaS

Co-investorsData Point Capital

Meduxmedux.comin𝕏

MedUX provides Quality of Experience (QoE) solutions for testing, benchmarking, and monitoring of fixed and mobile networks.

AI & Machine LearningCloud ComputingData & InfrastructureEnterprise SoftwareIoTSaaS

Luis Molina(CEO)Rafael González(EMEA SVP)Alfonso Araujo(SVP, Product & Technology)Jorge Aguilar(Americas SVP)

Co-investorsBright Pixel Capital

OutSystemsoutsystems.comin𝕏

OutSystems provides an AI development platform that combines low-code visual development with AI capabilities so enterprises can build, deploy, and manage custom applications and AI agents.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareGrand Duchy

Rui Pereira(Director)

BoardJoaquim Rodrigues(Director)Paulo Rosado(Executive Officer, Director)Stephen Shanley(Director)Christian Resch(Director)Michael Pehl(Director)

Co-investorsArmilar Venture PartnersBright Pixel CapitalChamaeleonSonae IMTiger Global Management

Panorayspanorays.comin𝕏

Panorays provides continuous monitoring and assessment of external attack surfaces and third-party cyber risks through automated scanning of digital assets across supply chains.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSTel Aviv, IL

Matan Or-El(CEO & Co-Founder)Meir Antar(COO & Co-Founder)Demi Ben-Ari(Co-Founder & Chief Strategy Officer)

Co-investorsAlephGreenfield PartnersMoneta VCOak HC/FT

Portainerportainer.ioin𝕏

Portainer builds a container management platform that simplifies deployment and administration of containerized applications.

Cloud ComputingDeveloper ToolsEnterprise Software

Anthony Lapenna(Founder)inNeil Cresswell(Founder)in

Co-investorsAlt VenturesBessemer Venture PartnersBright Pixel CapitalMovacNZ Growth Capital PartnersShasta Ventures

Probelyprobely.comin𝕏

Probely is a security testing platform that discovers APIs and web applications, finds their vulnerabilities, prioritizes them, and provides guidance on how to fix them.

CybersecurityDeveloper ToolsSaaS

Co-investorsBright Pixel CapitalChamaeleonSemapa NextShilling VCTIIN Capital

SafeBreach Attack Simulation Platformsafebreach.comin𝕏

SafeBreach offers a continuous threat exposure management (CTEM) platform that combines breach and attack simulation, attack path validation, and an AI agent to help enterprise security teams identify, prioritize, and remediate cyber risk.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaS

Guy Bejerano(CEO & Co-founder)inItzik Kotler(CTO & Co-founder)inMichal Weiner(Chief Financial Officer)inRaman Kumar(Chief Customer Officer)in

Co-investorsOCV PartnersBain CapitalDTCPBright Pixel CapitalDnx VenturesEmerald Development Managers+2 more

StrikeReadystrikeready.comin𝕏

StrikeReady offers an AI-powered security command center that centralizes, analyzes, and operationalizes security data across an organization's entire security tech stack.

AI & Machine LearningCybersecuritySaaS

Alex Lanstein(CTO)

Co-investorsCriteria Venture TechHitachi VenturesMonta Vista CapitalOutliers VC11.2 Capital

Weaveworksweave.works

The page hosts "WeaveSlot", offering articles and services related to online slot gambling, including game reviews, demo play, free credits, deposit/withdrawal via True Wallet, and bankroll management tips for players.

ConsumerGamingLondon

Matthias Radestock(Executive Officer, Director)Alexander Richardson(Executive Officer, Director)

BoardKevin Comolli(Director)John Newton(Director)

Co-investorsAccelBright Pixel CapitalGV (Google Ventures)

Exits · 1

IPOs and acquisitions across the tracked portfolio

Atheros Communicationsacq. by Qualcomm

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has 33N made?
33N has 25 tracked investments.
What stage does 33N invest at?
33N invests at the Seed, Series A, Series B stages.
What is 33N's typical check size?
33N typically writes checks of $4.3M – $13M.
What sectors does 33N focus on?
33N focuses on AI & Machine Learning, Cybersecurity, Data & Infrastructure, Defense Tech, Enterprise Software, SaaS.
Where is 33N located?
33N is headquartered in Silicon Valley, LU.
Does 33N lead rounds?
Yes, 33N leads investment rounds.
Who does 33N co-invest with?
33N most often shares deals with Bright Pixel Capital, Chamaeleon, Armilar Venture Partners, among 103 tracked co-investors.

Images

33N photo

Co-investors · 19

Bright Pixel Capital

Bright Pixel Capital is an investment firm backing technology companies, with a strong focus on cybersecurity, retail tech, and infrastructure software across multiple geographies.

Accel

Accel is a venture capital firm that partners with exceptional teams, positioning itself as a first partner to founders globally.

Both backed · 2
$1.6M – $70M
JME Ventures

JME Ventures is a Spain-focused seed-stage venture capital firm that backs founders building world-class solutions, having invested in over 70 startups since 2012.

Both backed · 2
$108K – $3.3M
GV (Google Ventures)

GV (Google Ventures) is a venture capital firm that has invested in artificial intelligence and machine learning since its early days, building a global portfolio of more than 100 AI companies across infrastructure, life sciences, and applications.

Both backed · 1
$250K – $50M
Lightspeed Venture Partners

Lightspeed is a global venture capital firm that has spent over two decades backing innovative companies as an early and first investor.

Both backed · 1
$1.7M – $87M
Bessemer Venture Partners

Bessemer Venture Partners is a global venture capital firm that partners with entrepreneurs across enterprise, consumer, and healthcare sectors from early stages through growth.

Both backed · 1
$5M – $100M
Balderton Capital

Balderton Capital is a European venture capital firm that backs technology startups.

Both backed · 1
$5M – $50M
Unusual Ventures

Unusual Ventures is a venture capital firm that backs enterprise and infrastructure founders from initial insight through market leadership, providing a proprietary playbook for finding product-market fit.

Both backed · 1
$1M – $15M
AllegisCyber Capital

AllegisCyber Capital is a venture capital firm focused exclusively on cybersecurity investments, emphasizing deep domain expertise and operating experience.

Both backed · 1
Deepfence
$3M – $5M
360 Capital

360 Capital is a European venture capital firm active since 1997, investing in innovative technology startups across deep-tech, climate-tech and digital sectors.

Both backed · 1
$162K – $10.8M
Adara Ventures

Adara Ventures is an early-stage technology investor with roughly two decades of experience backing companies built on proprietary data, trust, domain depth and physical systems.

Both backed · 1
$540K – $7.6M
Swanlaab Venture Factory

Swanlaab Venture Factory is a Spanish venture capital firm that invests in and actively supports founders building high-growth companies, providing capital, strategic expertise and hands-on company-building support.

Both backed · 1
$540K – $3.2M
7 more co-investors

Portugal VenturesIntel CapitalNextGen Venture PartnerseCAPITAL ENTREPRENEURIAL PARTNERSSands Capital VenturesSunvest Capital PartnersArctic Wolf

Firms observed investing alongside 33N, from public investor directories. Shared companies are the overlap with 33N's recorded portfolio.

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