8 VC firms investing in legal & regtech and climate & clean energy at the Series A stage.
F4 Fund tracks 8 VC firms that actively invest in legal & regtech + climate & clean energy at the Series A stage, with check sizes ranging from $100K – $25M (median: $2.8M – $2.8M). As of June 2026, and 100% 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 | ▶ Urban Innovation Fund The future of cities will be shaped by entrepreneurs who can navigate complex regulatory environments. We provide seed capital and regulatory/policy expertise to startups enhancing the livability, sustainability, and economic vitality of cities. San Francisco | $500K – $5M | 46 | Leads | Active | ~1 wk | Open |
| 2 | ▶ 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 | — | — |
| 3 | ▶ 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 |
| 4 | ▶ 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 |
| 5 | ▶ 11 Tribes Ventures Founder-first early-stage investing that combines capital with founder resilience, operating support, and capital-efficient company building for durable, profitable outcomes. Chicago | $1M – $1.5M | 29 | Leads | Active | ~1 mo | Open |
| 6 | ▶ 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 |
| 7 | ▶ 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 |
| 8 | ▶ 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 |
Investors on this page also frequently invest in these sectors
What other stages do these firms also invest in?
What other sectors do these firms also invest in?
F4 Fund tracks 8 VC firms that actively invest in legal & regtech + climate & clean energy at the Series A 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 series a legal & regtech + climate & clean energy investors is $2.8M – $2.8M, with a full range from $100K – $25M. The distribution breaks down as: 3 firms in the $1M-$2M range, 3 firms in the $2M-$5M range, 1 firms in the $5M-$10M range, 1 firms in the $10M+ range.
Among the 8 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 series a legal & regtech + climate & clean energy investors combine domain expertise with an active portfolio in the space. Among these firms, 14% prefer warm introductions, and the average firm has 39 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.