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 3, 2026.
Team · 16 people
from the firm's websiteWhat they invest in
from 5 of 12 portfolio companiesAI & Machine Learning ×4Cloud Computing ×3Cybersecurity ×2Data & Infrastructure ×2Deep Tech ×1Enterprise Software ×1Fintech ×1Hardware ×1
Investments · 12 tracked
founders shown can be your intro pathDustPhotonics 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
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
Software-defined hybrid cloud data platform for HPC and AI workloads
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
Frequently asked questions
- 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.
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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