22 VC firms investing in security & cybersecurity and legal & regtech at the Pre-Seed stage.
F4 Fund tracks 22 VC firms that actively invest in security & cybersecurity + legal & regtech at the Pre-Seed stage, with check sizes ranging from $100K – $100M (median: $2.5M – $2.5M). As of June 2026, and 95% lead or co-lead rounds. Rankings are based on F4's proprietary analysis of 1,356+ researched VC firms, scored by data completeness, portfolio depth, investment recency, and stage alignment.
| # | Firm | Check Size | Portfolio | Leads? | Activity | Decision | Intro |
|---|---|---|---|---|---|---|---|
| 1 | ▶ embedded/capital We invest in technology-enabled financial services companies that transform how financial services are delivered, distributed, and accessed. We believe the future of finance will be built by specialized platforms that solve specific pain points for financial institutions and retail investors. New York | $250K – $15M | 27 | Both | Active | ~2 wks | Req'd |
| 2 | ▶ Elad Gil Invest in market-creating companies with exceptional founders and large addressable markets. Prioritize market size and dynamics, then evaluate product-market fit through personal usage test. Focus on founder quality and execution capability over other factors. San Francisco | $250K – $50M | 39 | Leads | Active | ~2 wks | Open |
| 3 | ▶ Dropbox Ventures The next generation of transformative work applications will be powered by AI. We seek to back founders building unique, innovative AI-powered tools that reshape how people collaborate, create, and manage information. Strategic integration with Dropbox ecosystem amplifies value. San Francisco | $100K – $1M | 15 | Leads | Active | ~2 wks | Open |
| 4 | ▶ Flourish Ventures Mission-driven entrepreneurs and industry influencers can responsibly harness technology to build a more fair and inclusive financial system that serves unbanked and underserved populations. California | $1M – $15M | 25 | Leads | Active | ~2 wks | Open |
| 5 | ▶ Depth Ventures Depth Ventures backs exceptional AI founders who combine technical depth with sharp insight into a real market shift. The firm leverages deep operational experience founding and scaling AI unicorns to provide hands-on support from day one — a 'low-ego, high-conviction partnership.' San Francisco | $250K – $2M | 19 | Leads | Active | ~2 wks | Open |
| 6 | ▶ Roo Capital Brings private equity rigor to early-stage venture with a Capital + Talent + Growth model. Invests in Vertical SaaS, AI, Cybersecurity, and Health Tech from Pre-Seed to Series A, combining capital with in-house executive search (Roo Search, 23,000+ candidates, 600+ placements) and operational playbooks (Roo Growth). Targets companies bridging MVP to scale. Miami | $250K – $9.5M | 17 | Leads | Active | ~1 mo | Open |
| 7 | ▶ Telegraph Hill Capital We back entrepreneurs obsessed with solving big problems using capital-efficient technology. We focus on early-stage tech startups in North America and Western Europe building game-changing B2B software across fintech, logistics, proptech, HR tech, legal tech, and cybersecurity. Barcelona | $100K – $1.5M | 43 | Leads | Active | ~2 wks | Open |
| 8 | ▶ Myriad Venture Partners Back exceptional founders building transformational B2B companies in AI, enterprise software, cybersecurity, and clean technology. The Myriad Model combines capital with a curated ecosystem of 30+ Fortune 500 executives who accelerate commercial traction through introductions, POCs, and commercial contracts. Boston | $250K – $3M | 23 | Leads | Active | — | — |
| 9 | ▶ Pathlight Ventures Low volume, high conviction early-stage investing in 10 thematic areas where vertical AI is reshaping regulated, complex industries: healthcare, fintech, capital markets, industrial operations, security, and government. Back strongly opinionated founders building category-defining companies with direct operator support from a team with deep fintech and growth scaling experience. New York City | $250K – $3M | 39 | Leads | Active | ~1 mo | Open |
| 10 | ▶ Moxxie Ventures Exceptional founders living in the future deserve operators who provide more than capital. We partner with founders on go-to-market, brand, storytelling, and team building. San Francisco | $500K – $2M | 50 | Leads | Active | ~2 wks | Open |
| 11 | ▶ Defy VC Back exceptional entrepreneurs building enduring companies that defy expectations. Value authenticity and tenacity to turn daring ideas into lasting impact. One life-altering investment can lead to industry-wide transformation. San Mateo, California | $100K – $10M | 38 | Leads | Active | ~1 wk | Req'd |
| 12 | ▶ Syndicate One Belgium-first network-driven VC backing the most ambitious Belgian-founded tech startups at Pre-Seed and Seed. Pools capital, expertise, and network from 120+ founders, operators, and investors to help early-stage Belgian companies scale globally. Brussels, Belgium | $250K – $1.5M | 24 | Leads | Active | ~1 mo | Open |
| 13 | ▶ Icehouse Ventures Back exceptional Kiwi founders building globally transformative companies, from day one to IPO. New Zealand founders represent a significantly undervalued asset class, and Icehouse provides capital plus an ecosystem of 3,000+ investors and deep operational support. Auckland | $100K – $10M | 41 | Leads | Active | ~2 mo | Open |
| 14 | ▶ Concrete Rose Capital We invest financial and social capital into exceptional ventures led by visionary, values-aligned teams. Technology is the 'new West' - we seek to broaden opportunities by partnering with pioneering founders to bring entire communities along on their journey of reimagining the world. San Francisco | $100K – $5M | 47 | Both | Active | ~2 mo | Open |
| 15 | ▶ Jovono We invest in paradigm shifters—truly disruptive technologies that change our perspective of the world. We believe in missionary founders committed to their vision, and we focus on business-team-idea-timing fit, not just product-market fit. We target transformative companies across defense, climate, fintech, legal tech, and emerging domains. Los Angeles | $1M – $25M | 23 | Leads | Active | ~1 mo | Req'd |
| 16 | ▶ Entrepreneurs Roundtable Accelerator (ERA) NYC has tremendous entrepreneurial talent but lacked a structured environment for early-stage founders. ERA provides capital, intense mentorship, and network access to help founders build market-leading companies. Every sector deserves innovation. New York | $150K – $150K | 39 | Leads | Active | ~2 mo | Open |
| 17 | ▶ FirstMark We back disruptive founders building category-defining companies. Our approach is founder-first, long-term, and deeply operational. We take the longest view in the room, operate with excellence and integrity, stay curious at the bleeding edge, and invest heavily in building community. New York | $250K – $10M | 32 | Leads | Active | ~2 wks | Req'd |
| 18 | ▶ Firsthand VC Inception-stage VC backing experienced founders building B2B autonomous agentic AI from day zero. Leverages Salesforce alumni network to provide portfolio companies with enterprise distribution and operational support. New York | $100K – $2M | 19 | Follows | Active | ~1 mo | Open |
| 19 | ▶ SignalFire Data and technology combined with sector expertise and operational support unlock unfair advantages for early-stage startups. We build venture capital like a tech company. San Francisco | $250K – $100M | 14 | Leads | Active | ~2 wks | Open |
| 20 | ▶ 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 |
| 21 | ▶ Entourage Entourage backs and builds early-stage B2B SaaS and software companies, combining VC capital with venture studio and founder-operator support from zero to one and beyond. Ghent, Belgium | Up to $100K | 37 | Both | Active | — | — |
| 22 | ▶ 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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Firms that frequently co-invest with investors on this page
F4 Fund tracks 22 VC firms that actively invest in security & cybersecurity + legal & regtech 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 + legal & regtech investors is $2.5M – $2.5M, with a full range from $100K – $100M. The distribution breaks down as: 2 firms in the <$500K range, 3 firms in the $500K-$1M range, 5 firms in the $1M-$2M range, 3 firms in the $2M-$5M range, 5 firms in the $5M-$10M range, 3 firms in the $10M+ range.
Among the 22 firms tracked, 95% lead or co-lead rounds, and 5% typically follow. 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 + legal & regtech investors combine domain expertise with an active portfolio in the space. Among these firms, 25% prefer warm introductions, and the average firm has 32 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.