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Explore: Enterprise Software · AI Infrastructure · Cybersecurity · AI Agents · Seed

StageOne Fifth Fund

StageOne Ventures

VC$165MCo-investsLeads rounds

Fund Size

$165M

Check Size

$0.5M$3.0M

Location

🇮🇱Israel

Investment Thesis

Focusing on early-stage enterprise technology companies, particularly those building technologies in AI infrastructure and cybersecurity, acting as the first institutional investor in startups building the new architecture of enterprise software.

About StageOne Fifth Fund

StageOne Ventures is an early-stage venture capital firm that backs Israeli enterprise technology startups, often as the first institutional investor. Its fifth fund targets AI infrastructure, cybersecurity, physical AI, agentic orchestration, and vertical AI, with an emphasis on helping technical founders turn early breakthroughs into globally competitive companies.

Sectors

Enterprise SoftwareAI InfrastructureCybersecurityAI AgentsData Infrastructure

Stages

seed

Geographic focus

Israel

Verified 27 March 2026 · Sources: company website, Fusion42 review

Frequently asked questions

What does StageOne Fifth Fund invest in?
StageOne Fifth Fund invests in Enterprise Software, AI Infrastructure, Cybersecurity, AI Agents and Data Infrastructure at the seed stage.
Which geographies does StageOne Fifth Fund focus on?
StageOne Fifth Fund focuses on Israel, and is headquartered in Israel.
What is StageOne Fifth Fund's typical check size?
StageOne Fifth Fund typically writes checks of $0.5M to $3M.