13 VC firms investing in developer tools & infrastructure and manufacturing & industrial at the Series B stage.
F4 Fund tracks 13 VC firms that actively invest in developer tools & infrastructure + manufacturing & industrial at the Series B stage, with check sizes ranging from $100K – $500M (median: $15M – $15M). 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 | ▶ Initialized Capital Passion and vision matter more than pedigree. We seek founders with grit, audacity, and a spark of rebellion—regardless of background. We invest early, before success is inevitable, and support founders from 0-to-1 through Series A. San Francisco | $250K – $2M | 185 | Leads | Active | ~2 wks | Open |
| 2 | ▶ Energy Foundry Earth Foundry backs founders transforming critical industries, including energy, mobility, waste, water, agriculture, and infrastructure, using hardware, software, services, and material science innovations. Chicago | $1M – $5M | 23 | Leads | Active | ~2 mo | Req'd |
| 3 | ▶ Intel Capital Scalable, defensible innovation at the intersection of software, hardware, and intelligence. Champion founders driving the next wave of technological innovation across Cloud, Devices, Frontier, and Silicon domains. Breakthrough technologies emerge from convergence of multiple domains. Santa Clara, California | $1M – $50M | 31 | Leads | Active | ~2 wks | Open |
| 4 | ▶ REMUS Capital Building, not betting, with rebels transforming massive traditional industries through applied AI. Hands-on operational partnership combining capital with customer acquisition, team building, and strategic guidance. Boston | $1M – $20M | 27 | Leads | Active | ~2 wks | Req'd |
| 5 | ▶ SpeedInvest Backs globally ambitious technology companies from pre-seed and seed through selected growth rounds using specialist EMEA sector teams and a platform model for capital, customers, talent, follow-on investors, and operational support. Vienna | $250K – $30M | 49 | Leads | Active | — | Open |
| 6 | ▶ Foundry Group We invest in startups and venture funds, creating a symbiotic network that propels innovation. Our approach is characterized by long-term thinking and a 'give first' philosophy. Boulder, Colorado | $500K – $10M | 26 | Leads | Active | ~1 mo | Req'd |
| 7 | ▶ Khosla Ventures Technology-based economic disruption of large markets through black swan investments. We seek founders with domain expertise and unreasonable conviction to build billion-dollar companies solving the world's largest problems. Menlo Park | $500K – $50M | 38 | Both | Active | ~2 wks | Open |
| 8 | ▶ Battery Ventures Battery Ventures operates as a stage-agnostic firm backing technology-driven category leaders across all growth stages from seed to buyout. The firm believes the best tech investments span the entire founder journey, and they practice collaborative, research-focused investing with embedded operational support through their Portfolio Services platform. They seek technical founders with deep domain expertise and experienced operators building in four core sectors: Application Software, Infrastructure Software, Consumer, and Industrial Tech + Life Science Tools. Boston | $1M – $500M | 23 | Both | Active | ~2 wks | Open |
| 9 | ▶ Pillar VC We invest in technical breakthroughs that overcome the world's greatest challenges. We partner at inception with technically brilliant dreamers who see past impossible to inevitable. We evaluate scientific opportunities through both commercial potential and human impact lenses. Boston | $100K – $10M | 22 | Leads | Active | ~2 mo | Open |
| 10 | ▶ Unless Unless catalyzes the New Industrial Revolution by backing visionary companies transforming industrial systems across supply chains, manufacturing, energy, and transportation. The firm uses a perpetual capital structure to support long-duration industrial transformation through equity, debt, and buyouts. Boulder, CO | $5M – $25M | 12 | Both | Active | ~2 mo | Open |
| 11 | ▶ Deep33 Backs frontier deep tech companies solving physical infrastructure bottlenecks of the AI supercycle, especially compute, energy, quantum, AI infrastructure, robotics, and autonomous manufacturing across the U.S.-Israel corridor. New York | $5M – $15M | 9 | Both | Active | ~1 mo | Open |
| 12 | ▶ Cathay Innovation Startups positioned as transformation partners with Fortune 500 corporates create the most impactful solutions. We believe the next generation of market leaders will emerge through collaborative innovation between startups and incumbent enterprises, supported by global expertise and capital. Paris | $5M – $100M | 16 | Both | Active | ~1 mo | Req'd |
| 13 | ▶ Gigafund Back the world's most ambitious and transformative entrepreneurs capable of building world-defining companies over 20+ years. Invest in founders with independent thought and first-principles vision to solve humanity's biggest problems across all sectors and geographies. Austin | $1M – $500M | 18 | Leads | Active | 3+ mo | 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 13 VC firms that actively invest in developer tools & infrastructure + manufacturing & industrial at the Series B 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 b developer tools & infrastructure + manufacturing & industrial investors is $15M – $15M, with a full range from $100K – $500M. The distribution breaks down as: 1 firms in the $1M-$2M range, 1 firms in the $2M-$5M range, 2 firms in the $5M-$10M range, 9 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 series b developer tools & infrastructure + manufacturing & industrial investors combine domain expertise with an active portfolio in the space. Among these firms, 31% prefer warm introductions, and the average firm has 37 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.