U&I Ventures Closes Oversubscribed $32.237M Debut Fund to Back AI Infrastructure Startups

U&I Ventures announced the oversubscribed final close of its $32.237 million debut fund aimed at supporting seed-stage founders building AI-native infrastructure within security, engineering, and IT. Founded by investor Kim Moore, the firm utilizes a community of 1,800 enterprise technology leaders—including CIOs, CTOs, and CISOs—to help shape investment strategies and connect portfolio companies with prospective enterprise customers.

According to the announcement, the firm has already backed nine AI-native engineering and security software startups. Fund I plans to support a total of 40 to 45 pre-seed and seed-stage companies, with initial check sizes ranging from $250,000 to over $800,000.

Investment Approach and Network

The firm's model centers on engaging a network of nearly 650 security executives, 850 CTOs, and more than 300 CIOs through weekly closed-door discussions held across cities such as San Francisco, New York, Tel Aviv, and London. These interactions are designed to help identify infrastructure gaps and provide founders with direct product feedback and market validation from potential enterprise buyers.

• Community Composition: Nearly 650 CISOs, 850 CTOs, and 300+ CIOs.
• Fund Focus: Pre-seed and seed-stage AI-native infrastructure, security, engineering, and IT.
• Target Portfolio Size: 40 to 45 companies.
• Initial Check Sizes: $250,000 to over $800,000.

Portfolio Highlights and Verification

The announcement highlighted several early investments and network outcomes:

• Pluto Security: Secured connections with 68 enterprise CISOs in under 24 hours during its seed round, emerging from stealth in October 2026 after raising a total of $42 million across two rounds.
• ZeroDrift: Focused on real-time visibility and control for AI compliance decisions, backed by a16z speedrun.
• Stealth Investments: Seven additional early investments covering autonomous vulnerability remediation, agentic digital forensics, identity management, security operations, agent testing, and AI data infrastructure.

Readers can verify the original announcement and review further disclosures by visiting the official U&I Ventures website at uandi.vc or checking their press release published via PR Newswire.