13 VC firms investing in legal & regtech and aerospace & defense, ranked by portfolio depth and activity.
F4 Fund tracks 13 VC firms that actively invest in legal & regtech + aerospace & defense, with check sizes ranging from $100K – $50M (median: $5.0M – $5.0M). As of June 2026, and 100% lead or co-lead rounds. Rankings are based on F4's proprietary analysis of 1,358+ researched VC firms, scored by data completeness, portfolio depth, investment recency, and stage alignment.
| # | Firm | Check Size | Portfolio | Leads? | Activity | Decision | Intro |
|---|---|---|---|---|---|---|---|
| 1 | ▶ 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 |
| 2 | ▶ Accel Partner with exceptional teams building transformative technology companies across all stages San Francisco | $2M – $10M | 127 | Both | Active | — | — |
| 3 | ▶ Valor Ventures The South is emerging as a center of gravity for venture capital, not a satellite region. We back B2B AI and SaaS founders solving real problems with clear ROI, creating a Community of Courage where capital aligns with conviction. Atlanta | $500K – $3M | 25 | Leads | Active | ~1 wk | Open |
| 4 | ▶ Belief Capital Belief backs young, deeply technical founders building AI, robotics, infrastructure, and other systems-level companies toward a future of abundance. New York | $500K – $3M | 34 | Both | Active | ~2 wks | Open |
| 5 | ▶ Haystack Exceptional founders create disproportionate outcomes. We identify entrepreneurs pulling the future forward through fundamental innovation and exceptional execution. Rather than chasing sector trends, we partner with high-signal founders solving enduring problems across any category. San Francisco | $250K – $2M | 24 | Leads | Active | ~2 wks | Open |
| 6 | ▶ Inertia Ventures Inertia invests in AI-native companies built to become core infrastructure for legacy industries, especially platforms operating in regulated, context-heavy, and physical-world workflows where durable data, compliance, audit trails, or embodied operations create compounding advantages. New York | $2M – $15M | 66 | Leads | Active | ~2 wks | Req'd |
| 7 | ▶ 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 |
| 8 | ▶ 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 |
| 9 | ▶ Creandum We back the companies of tomorrow before it's obvious. We combine early-stage European investing with a permanent San Francisco presence to help founders build category-defining global companies. We invest in ambitious technical founders who deeply understand industry transformation. Stockholm | $200K – $10M | 36 | Leads | Active | ~2 wks | Open |
| 10 | ▶ 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 |
| 11 | ▶ 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 |
| 12 | ▶ Saga Ventures Conviction-based seed investing in ambitious founders applying technology—especially AI—to solve the world's hardest problems for every American. Operator-led with deep hands-on support across sales, engineering hiring, and Series A positioning. Austin | $2M – $2.5M | 16 | Leads | Active | ~2 wks | Open |
| 13 | ▶ 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 |
Investors on this page also frequently invest in these sectors
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What other sectors do these firms also invest in?
Firms that frequently co-invest with investors on this page
F4 Fund tracks 13 VC firms that actively invest in legal & regtech + aerospace & defense. 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 legal & regtech + aerospace & defense investors is $5.0M – $5.0M, with a full range from $100K – $50M. The distribution breaks down as: 1 firms in the <$500K range, 1 firms in the $500K-$1M range, 3 firms in the $1M-$2M range, 1 firms in the $2M-$5M range, 5 firms in the $5M-$10M range, 2 firms in the $10M+ range.
Among the 13 firms tracked, 100% 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 legal & regtech + aerospace & defense investors combine domain expertise with an active portfolio in the space. Among these firms, 33% prefer warm introductions, and the average firm has 41 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.