Key1 Capital
Growth equityHerzliya · Growth · 16 people tracked
Also known as KEY 1 CAPITAL MANAGEMENT LTD
Investment thesis
Key1 Capital invests in growth-stage technology companies across Israel and Europe, targeting businesses with genuine technical depth and structural competitive advantages. Its focus areas include AI infrastructure, mission-critical software, and defense, though it backs standout companies across sectors. The firm prioritizes visionary, values-driven founders and positions itself as a hands-on partner, offering strategic global connections, support for both organic and inorganic growth, and comprehensive strategic planning aimed at preparing companies for and beyond an ultimate exit.
Source: firm website, verified Aug 25, 2026.
Team · 16 people
from the firm's websiteWhat they invest in
from 12 of 15 portfolio companiesAI & Machine Learning ×6SaaS ×4Cloud Computing ×3Cybersecurity ×3Consumer ×2Data & Infrastructure ×2Gaming ×2Hardware ×2
HQs:United States×3Germany×1
Investments · 15 tracked
founders shown can be your intro pathBy year:2026 · 22025 · 32024 · 16 dated
Superplay is a gaming studio founded in 2019 by gaming and film industry veterans that develops casual, evergreen mobile games aimed at a global audience.
Gaming
Gilad Almog(Founder)inEyal Netzer(Founder)in
Co-investors83NorthNFXO.G. Venture Partnersvgames
CHEQ provides a Traffic, Trust, and Identity Intelligence Engine that distinguishes legitimate users from malicious actors—human or bot—to detect fraud, bot activity, and synthetic or AI-generated identities.
AI & Machine LearningCybersecuritySaaS
Ehud Levy(Founder)in
Co-investorsBattery VenturesMizMaa VenturesTiger Global ManagementWestRiver Group
Chunk Foods makes a plant-based whole-cut meat alternative designed to replace beef in recipes, with a short list of natural ingredients and added protein, iron, and B12.
ConsumerFoodTech
Co-investorsCheyenne VenturesFLORA VenturesStray Dog CapitalFall Line CapitalFootPrint CoalitionGood Seed Ventures+1 more
DustPhotonics develops silicon photonics chips (PICs) and an end-to-end SiPho platform with laser integration and fiber coupling, based on its proprietary L3C laser-attach technology.
Deep TechHardwareSemiconductors
Co-investorsCelesta CapitalCelesta CapitalDeep InsightGreenfield PartnersIntel CapitalSienna Venture Capital
FundGuard develops cloud-based investment accounting and asset servicing software for banks, asset managers, and fund administrators.
AI & Machine LearningCloud ComputingFintechSaaSDedham, US
Lior Yogev(CEO & Co-founder)inYaniv Zecharya(Founder)in
Co-investorsBlumberg CapitalLionBirdMaccabee VenturesMindset VentureSymbolUnion Tech Ventures+1 more
Habana Labs designs AI processors optimized for training deep neural networks and inference deployment in production environments.
AI & Machine LearningHardwareSemiconductors
David Dahan(Founder)in
Co-investorsBessemer Venture PartnersCelesta CapitalAtreides ManagementExor VenturesFidelity Investments
Healthee provides an AI-powered employee benefits platform, featuring an AI health concierge called Zoe that explains coverage, finds care, and helps reduce costs.
HealthtechHR TechSaaS
Co-investorsGlilot Capital PartnersInvariantes FundFin Capital
Munich, DE
Johannes Siebers(Founder)in
Co-investors83NorthBootstrap EuropeClaret Capital PartnersNewtown PartnersNorthzoneVenture Stars+1 more
Sentra provides data governance and visibility solutions that help enterprises understand and control what data their AI systems can access and potentially expose.
AI & Machine LearningCybersecurityData & InfrastructureEnterprise SoftwareNew York City, US
Ron Reiter(Founder)Yair Cohen(Founder)
Co-investorsBessemer Venture PartnersClaltechMunich Re VenturesTogether Fund
Sentra is a tool that captures and reconstructs the context behind engineering decisions, linking discussions, tickets, and pull requests to explain why choices were made.
Developer ToolsFuture of WorkSaaSSan Francisco, US
Andrey Starenky(Founder)inAl Rey(Founder)in
Co-investorsBackwards CapitalA16Z SpeedrunAntigravity CapitalBessemer Venture PartnersPrecursor VenturesStandard Investments+3 more
Sweet Security is a runtime security platform that detects and blocks threats as they happen across cloud workloads and AI agents, using a Learning Loop™ that continuously evolves defenses against zero-day threats.
AI & Machine LearningCloud ComputingCybersecurity
Orel Ben Ishay(Founder)in
Co-investorsEvolution Equity PartnersGlilot Capital PartnersMunich Re Ventures
Software-defined hybrid cloud data platform for HPC and AI workloads
Co-investorsCelesta CapitalCelesta CapitalHitachi VenturesLumir VenturesSamsung Catalyst Fund
WEKA develops a high-performance data infrastructure platform designed for AI and HPC workloads, offering storage and compute management across edge, core, and cloud environments.
AI & Machine LearningCloud ComputingData & Infrastructure
Liran Zvibel(Founder)in
Co-investors10DHitachi VenturesLumir VenturesNorwest Venture PartnersQualcomm VenturesSamsung Catalyst Fund+6 more
XSight is a multiplayer augmented reality platform that connects metaverse experiences to real-world scenarios such as coffee runs, conferences, and nightlife.
ConsumerGamingSocial
Co-investorsYoubi CapitalAtreides ManagementBattery VenturesFidelity InvestmentsIntel CapitalMaverick Capital+2 more
Portfolio news
latest coverage across their companiesXsight · tipranks.com · Aug 6, 2026
Chunk Foods · greenqueen.com.hk · Jul 14, 2026
Sentra · trysignalbase.com · May 5, 2026
Sentra · finsmes.com · Feb 9, 2026
Habana Labs · superbcrew.com · Jan 7, 2026
Healthee · mobihealthnews.com · Dec 31, 2025
Sweet Security · jpost.com · Nov 19, 2025
Frequently asked questions
- How many investments has Key1 Capital made?
- Key1 Capital has 11 tracked investments, including 1 dated in the last 24 months.
- What stage does Key1 Capital invest at?
- Key1 Capital invests at the Growth stage.
- What sectors does Key1 Capital focus on?
- Key1 Capital focuses on AI & Machine Learning, Data & Infrastructure, Deep Tech, Defense Tech, Enterprise Software, SaaS.
- Where is Key1 Capital located?
- Key1 Capital is headquartered in Herzliya, IL.
- Who does Key1 Capital co-invest with?
- Key1 Capital most often shares deals with 83North, Celesta Capital, Hitachi Ventures, among 38 tracked co-investors.
From the blog
visit blog ↗Media · Podcasts & interviews
featuring the teamAmit Pilowsky (Key1 Capital) on High Finance, High-Wire M&A | 008
The Endgame · Amit Pilowsky
Images
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