11 VC firms investing in security & cybersecurity and insurance at the Pre-Seed stage.
F4 Fund tracks 11 VC firms that actively invest in security & cybersecurity + insurance at the Pre-Seed stage, with check sizes ranging from $100K – $25M (median: $2.5M – $2.5M). As of June 2026, and 91% lead or co-lead rounds. Rankings are based on F4's proprietary analysis of 1,361+ researched VC firms, scored by data completeness, portfolio depth, investment recency, and stage alignment.
| # | Firm | Check Size | Portfolio | Leads? | Activity | Decision | Intro |
|---|---|---|---|---|---|---|---|
| 1 | ▶ SixThirty We invest at the intersection of health, wealth, and privacy. The next generation of financial infrastructure, healthcare, and data security solutions will emerge from early-stage startups addressing this convergence. We partner with founders and leverage corporate LP relationships for distribution and go-to-market. St. Louis | $500K – $5M | 39 | Leads | Active | ~1 mo | Open |
| 2 | ▶ Abstract Ventures Backing transformative founders building exceptional companies across all sectors San Francisco | $100K – $1M | 275 | Both | Active | — | — |
| 3 | ▶ Propel Venture Partners Backs early-stage founders rebuilding how financial value is created, moved, secured, embedded, and governed, especially across fintech, financial infrastructure, AI-native financial workflows, payments, crypto infrastructure, insurance, and enterprise software for regulated institutions. San Francisco | $500K – $5M | 44 | Both | Active | ~1 wk | — |
| 4 | ▶ MS&AD Ventures MS&AD Ventures partners with visionary entrepreneurs to create innovative solutions across insurance, financial services, healthcare, and sustainability. Backed by the 5th largest global insurance conglomerate, they bring capital plus global distribution across 47 countries. They move fast (2-week decisions), focus on partnerships over ownership, and help companies scale internationally. Menlo Park | $500K – $5M | 60 | Both | Active | ~2 wks | Open |
| 5 | ▶ Kearny Jackson The first investor for ambitious and relentless technology founders building transformative B2B companies. Kearny Jackson partners with founders at the moment of greatest conviction and product clarity, providing capital, strategic guidance, founder coaching, and access to deep networks. San Francisco | $100K – $5M | 35 | Leads | Active | ~2 wks | Req'd |
| 6 | ▶ Crystal Venture Partners Back early-stage technology companies modernizing insurance, risk, and resilience, especially AI-enabled B2B infrastructure for underwriting, claims, brokerage, distribution, premium movement, financial operations, and risk-data workflows. New York | $1M – $3M | 18 | Both | Active | ~1 mo | Req'd |
| 7 | ▶ ff Venture Capital ffVC invests in driven problem-solvers building high-potential companies in emerging industries: AI, Manufacturing, Energy, Robotics, and Security. We provide capital alongside deep operational expertise, board participation, and access to a 35,000+ founder and investor ecosystem. We bet on founders with industry expertise, clear paths to $100M+ revenue, and defensible competitive advantages. New York | $300K – $700K | 22 | Leads | Active | ~2 mo | Req'd |
| 8 | ▶ White Star Capital Technology companies are becoming intertwined with the global economy more so than ever before. The most compelling founders build businesses through a broader world view. White Star Capital backs globally ambitious entrepreneurs at Series A, B, and Seed stages across North America, Europe, and Asia, helping them scale internationally through deep local presence on three continents. London | $1M – $25M | 41 | Leads | Active | ~1 mo | Open |
| 9 | ▶ Expa We build category-defining companies through a combination of design, product, operations, and capital. We identify market gaps, pair brilliant founders with Expa's studio resources, and help them build companies that reshape entire industries. San Francisco | $500K – $5M | 60 | Leads | Active | ~1 wk | Open |
| 10 | ▶ Kaedan Capital Entrepreneur-centric private investment firm backing Israeli-related seed to early-stage ventures across diverse technology areas. Patient partners who allow founders to build global tech companies at their own pace. Tel Aviv | $250K – $1.5M | 21 | — | Active | ~1 mo | Open |
| 11 | ▶ TheoryForge Operator-led fund investing in ambitious founders building transformative AI applications. We partner with technical founders who understand AI/ML deeply and are solving real customer problems with capital efficiency. Great product is always the best marketing. | $200K – $500K | 38 | Both | Active | ~2 wks | Req'd |
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F4 Fund tracks 11 VC firms that actively invest in security & cybersecurity + insurance at the Pre-Seed stage. These firms are ranked using a composite score that weighs data completeness (30%), portfolio depth (30%), investment recency (25%), and stage alignment (15%).
Based on F4's analysis, the median check size for pre-seed security & cybersecurity + insurance investors is $2.5M – $2.5M, with a full range from $100K – $25M. The distribution breaks down as: 1 firms in the <$500K range, 3 firms in the $500K-$1M range, 6 firms in the $2M-$5M range, 1 firms in the $10M+ range.
Among the 11 firms tracked, 91% lead or co-lead rounds. Founders seeking a lead investor should filter for firms marked "Leads" or "Both" in the rankings table above. Lead investors typically set deal terms and anchor the round.
The best pre-seed security & cybersecurity + insurance investors combine domain expertise with an active portfolio in the space. Among these firms, 44% prefer warm introductions, and the average firm has 59 portfolio companies. Look for firms whose check size matches your raise, whose stage preference aligns with yours, and who have a track record of supporting companies in your sector through multiple growth phases.
Firm profiles are continuously updated through F4's research pipeline, which combines LLM-powered web research, portfolio analysis, and transcript extraction. The ranking data refreshes every 12 hours. Editorial analysis is reviewed weekly. Individual firm profiles are re-researched on a 30-day cycle or when new information surfaces.