AICybersecurityDefense & SpaceEnterprise SoftwareFintechFood & AgricultureGamingInfrastructure & CloudConsumerSaaS
Key1 Capital is a growth-stage venture capital firm based in Herzliya, Israel, backing Israeli and European technology companies from Series B through pre-IPO. Backed by global institutional investors, tech founders, and family offices, it invests across enterprise software, fintech, cybersecurity, AI, defense tech, gaming, and foodtech, acting as a lead or follow investor with active board involvement.
They made 1 investments in the last 12 months. Average disclosed round size is $167.6M (across 7 rounds with reported amounts).
Portfolio
8
Fund Size
$300M
Top Stage
Unknown
Last 12 Mo
2
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
8 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Lyte | Unknown | $107M | Jan 2026 |
| XXsight Labs Ltd | Unknown | $300M | Jan 2026 |
 Sweet Security | Series B | — | Jan 2025 |
 WEKA | Series E | $140M | Jan 2024 |
| WWeka.io | Series E | $140M | Jan 2024 |
| CCHEQ AI Technologies Ltd. | Series C | $150M | Feb 2022 |
 Remepy | Series A | $36M | — |
 Xsight LABS | Unknown | $300M | — |
Top Co-Investors
Atreides Management5 shared
Valor Equity Partners4 shared
Battery Ventures3 shared
10D2 shared
Qualcomm Ventures2 shared
MoreTech Ventures2 shared
Hitachi Ventures2 shared
Ibex Investors2 shared
Lumir Ventures2 shared
NVIDIA Corporation2 shared
Union Labs2 shared
Maverick Ventures2 shared
T. Rowe Price2 shared
Intel Capital2 shared
Glilot Capital Partners1 shared
Evolution Equity Partners1 shared
Exor Ventures1 shared
Fidelity Investments1 shared
Alliance Ventures1 shared
97212 Ventures1 shared
Last updated: 9 September 2026