F4 Champions · Season 1
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F4 Champions · Season 1
You're researching investors. We want to see what you're building.
Join the open accelerator where your standing changes with what you ship. Enrollment closes August 2.
82 VC firms investing in security & cybersecurity and healthcare & digital health at the Series B stage.
F4 Fund tracks 82 VC firms that actively invest in security & cybersecurity + healthcare & digital health at the Series B stage, with check sizes ranging from $50K – $100000M (median: $13M – $13M). As of July 2026, and 96% lead or co-lead rounds. Rankings are based on F4's proprietary analysis of 1,544+ researched VC firms, scored by data completeness, portfolio depth, investment recency, and stage alignment.
| # | Firm | Check Size | Portfolio | Leads? | Activity | Decision | Intro |
|---|---|---|---|---|---|---|---|
| 1 | ▶ Index Ventures We invest in who you are, not just what you do. We back visionaries and game-changers with character and global ambition. We partner long-term with founders, providing capital, operational support, and deep conviction in their vision. San Francisco | $500K – $50M | 370 | Leads | Active | N/A | Req'd |
| 2 | ▶ ICONIQ Growth Partnering with category-defining technology founders at critical inflection points (typically Series B, $10M ARR) through IPO and beyond. ICONIQ brings an unparalleled network of 300+ tech executive families, an 80-person dedicated venture team, and 'uncommon care' service model. AI is now a core focus with $3B+ invested in AI in 2025. San Francisco | $10M – $200M | 171 | Leads | Active | ~2 mo | Open |
| 3 | ▶ Acrew Capital Long-term venture partnerships built on depth of thought, conviction, and dimensional thinking. We back founders with diverse lived experiences who are building transformative companies. We operate as a team sport—you don't work with individual partners, you work with Acrew. We invest in emotional intelligence, operational support, and the long arc of building meaningful companies. San Francisco | $250K – $15M | 102 | Leads | Active | ~2 wks | Open |
| 4 | ▶ Point72 Ventures Point72 Ventures backs ambitious founders building for big outcomes across critical domains. Going deep, not wide—the firm focuses on specialized investment theses in AI, Consumer, and Defense Tech, bringing deep sector insights, partnership, and hands-on support from seed to pre-IPO. New York | $250K – $50M | 204 | Both | Active | ~2 wks | Req'd |
| 5 | ▶ S3 Ventures Patient Capital. True Resources. Big Impacts. S3 backs visionary founders building in Business Software and Healthcare Technology. Unique single-LP structure (a multi-billion dollar philanthropic family office) enables patient, flexible investing unconstrained by traditional VC fundraising cycles. Founded in Texas in 2005 — the largest and longest-serving VC native to Texas. Austin | $500K – $15M | 52 | Leads | Active | ~2 mo | N/A |
| 6 | ▶ Blumberg Capital Blumberg Capital backs visionary teams as early and growth stage investors, active board members, and hands-on advisors. They invest in transformative technology companies across enterprise software, cybersecurity, fintech, healthcare tech, and AI with particular strength in the US-Israel technology corridor. Miami | $500K – $50M | 51 | Leads | Active | ~1 mo | Open |
| 7 | ▶ Salesforce Ventures Enterprise technology is the sole focus. Patient capital with an evergreen model — Salesforce is the sole LP with no fund lifecycle pressure, enabling investing across market cycles. AI is the defining platform shift of our era: from model infrastructure to AI applications to robotics and agents. Strategic value beyond capital: unmatched access to the Salesforce enterprise ecosystem and Fortune 500 network for customer introductions, early product feedback, and go-to-market acceleration. San Francisco | $1M – $50M | 66 | Both | Active | ~1 mo | Open |
| 8 | ▶ Activant Capital Partner with relentless founders through their most defining stages of growth, using an in-house Research team to underwrite and support commerce-infrastructure and AI-native technology companies. Greenwich, CT | $15M – $60M | 118 | Both | Active | N/A | N/A |
| 9 | ▶ AVP Independent global investment platform backing capital-efficient, high-growth technology companies across Europe and North America. Multi-stage, multi-strategy approach from venture to pre-IPO. Transatlantic local teams provide unique advantage in bridging European and US growth. Paris | $1M – $150M | 63 | Leads | Active | N/A | Open |
| 10 | ▶ Cota Capital Cota Capital invests in 'net new' technologies — visionary ideas that either were never before possible or solve problems that didn't exist before. Knowledge is the true capital. The firm backs early-stage enterprise technology companies where deep operational expertise, competitive intelligence, and network access can provide compounding advantage beyond the check. San Francisco | $1M – $15M | 63 | Both | Active | ~1 mo | Open |
| 11 | ▶ Hanaco Ventures Back exceptional founders — primarily from Israel — building transformative companies in cybersecurity, fintech, AI, digital health, and deep tech. Offer true partnership beyond capital: hands-on guidance, global network access (Softbank, Fujitsu, NTT, Vodafone), and unwavering support from first check through exit. Invest across both early and growth stages via two parallel fund families. Herzliya, Israel | $2M – $100M | 55 | Leads | Slowing | ~1 mo | N/A |
| 12 | ▶ Sixth Street Growth Sixth Street Growth provides flexible, patient capital to mid- and late-stage technology companies, pairing growth equity and bespoke credit solutions with deep operating expertise through its 'More Than Capital' platform. Focus areas include enterprise SaaS, fintech/payments, healthcare IT, cybersecurity, and data infrastructure. San Francisco | $40M – $400M | 55 | Both | Active | ~2 mo | Req'd |
| 13 | ▶ Lightspeed Venture Partners We partner with bold builders of category-defining companies from Seed to Series F and beyond. Depth of commitment, depth of relationships, and depth of belief distinguish us. Complete immersion, authentic partnership, and unwavering conviction through market cycles. | $1M – $300M | 51 | Leads | Active | ~2 wks | Open |
| 14 | ▶ NTTVC NTTVC backs founders with vision and energy to build transformative technology companies, particularly in enterprise technology, digital health, and AI/ML. The firm's unique structural advantage is its partnership with NTT — a Fortune 100 global IT services provider with 120,000 enterprise customers, $5B+ in annual tech resales, and a $22B systems integration business — giving portfolio companies extraordinary enterprise distribution and market validation channels. Menlo Park | $3M – $15M | 17 | Leads | Active | ~1 mo | Open |
| 15 | ▶ Benhamou Global Ventures BGV backs hands-on, cross-border enterprise AI startups operating under the Enterprise 5.0 framework — companies that combine intelligent machines with human ingenuity to drive leapfrog productivity improvements. They focus on vertical AI (industry-specific, proprietary data) and horizontal agentic platforms (cross-functional automation), with a strong preference for immigrant founders pursuing US go-to-market strategies from France, Israel, and India. Menlo Park | $2M – $10M | 46 | Leads | Active | ~2 mo | Open |
| 16 | ▶ Madrona Venture Group Madrona invests in people and ideas for the long run — backing visionary founders building transformational technology companies, with deep focus on applied AI across domain-specific applications, AI infrastructure, developer tools, enterprise software, and AI-enabled biotech. The firm serves as an active, full-stack partner providing capital plus recruiting, business development, and customer introductions. Seattle | $500K – $50M | 45 | Leads | Active | ~1 mo | Open |
| 17 | ▶ Toba Capital Partner with exceptional founders building technology companies with long-term growth potential capable of fundamentally shifting markets for the common good. Provide capital, operational expertise, board participation, and network access to support founder vision and company building. Los Angeles & Newport Beach, CA | $500K – $10M | 44 | Leads | Active | ~1 mo | Open |
| 18 | ▶ Phoenix Court Phoenix Court partners with exceptional founders from pre-seed through public markets and beyond. The firm operates as a multi-stage, multi-fund group — LocalGlobe (seed), Latitude (growth), Solar (late-stage), and Basecamp (emerging managers) — built on the conviction that the best companies grow big not just in private markets but across their full lifecycle. Founded on purpose: 10% of profits and 2% of carry go to Phoenix Court Works, which is transitioning to the single largest shareholder in the firm. London | $500K – $20M | 28 | Leads | Active | ~1 mo | Req'd |
| 19 | ▶ Geodesic Capital We invest in multi-stage, globally minded founders and help them succeed in the critical Japanese market. Geodesic bridges Silicon Valley and Japan, providing both financial capital and an unmatched operational platform — including the annual Geodesic Forum, a dedicated Japan team, and deep LP relationships with major Japanese corporations — to accelerate portfolio company growth into Japan and Asia. Silicon Valley | $5M – $50M | 75 | Both | Active | N/A | N/A |
| 20 | ▶ Georgian Georgian invests in market-leading B2B software companies across the AI technology stack—from infrastructure and developer tools to enterprise applications and cybersecurity. They pair growth-stage capital with an in-house AI Lab of 20+ ML engineers who embed with portfolio companies post-investment. Toronto | $20M – $75M | 27 | Leads | Active | ~2 wks | Req'd |
| 21 | ▶ Summit Partners Summit Partners backs category-leading companies in Technology, Healthcare & Life Sciences, and Growth Products & Services, investing $10M-$500M per company to power profitable growth. They take minority or majority positions as active board partners backed by the Peak Performance Group operational team. Boston | $10M – $500M | 40 | Leads | Active | ~2 mo | Open |
| 22 | ▶ Crew Capital Community-driven VC led by active operators who simultaneously build and invest. Best support for founders comes from operators understanding current market challenges firsthand, not just history. Invest in category-defining technology companies. New York | $500K – $2M | 39 | Leads | Active | ~2 wks | Open |
| 23 | ▶ Northzone Category-defining entrepreneurs building fundamental shifts that upend entire industries. Focus on disruptive business models in energy transition, healthcare, AI, and consumer. Thesis values human relationships and founder-centric partnerships over financial metrics alone. London | $1M – $40M | 39 | Leads | Active | ~2 wks | Req'd |
| 24 | ▶ BluePointe Ventures Overlooked markets where distribution advantage compounds. Founders with deep domain empathy build durable moats. B2B software rebuilding industries through core workflows, data connectivity, and embedded intelligence. San Francisco | $250K – $1.5M | 25 | Leads | Active | ~1 wk | Req'd |
| 25 | ▶ General Catalyst We back founders venturing beyond to build transformational companies that create positive, enduring change. Applied AI and global resilience are fundamental forces reshaping industries. | $2M – $50M | 38 | Leads | Active | N/A | N/A |
| 26 | ▶ Koch Disruptive Technologies KDT backs principled entrepreneurs building disruptive technologies across connectivity, cybersecurity, healthcare, enterprise software, semiconductors, supply chain/manufacturing, energy, and fintech. KDT differentiates through Koch Labs® — connecting portfolio companies to Koch Industries' global commercial ecosystem and subject matter experts — enabling faster commercial deployment and scaling than traditional VC. Wichita, KS | $5M – $150M | 67 | Leads | Active | ~2 mo | Open |
| 27 | ▶ Frontline Ventures The world's most successful B2B software companies require presence and success in both North America and Europe. Frontline specializes in facilitating frictionless transatlantic expansion, supporting founders with global ambition through a dual-fund strategy optimized for international growth. London | $250K – $20M | 24 | Both | Active | ~1 wk | Open |
| 28 | ▶ Scale Venture Partners The next decade will be defined by the addition of machine intelligence to software. Scale backs 'Cognitive Apps' — AI-powered applications that augment manual work and enable data-driven predictions — partnering with founders who can transition from founder-led to scalable go-to-market, accompanying them from Series A through IPO. Foster City, CA | $5M – $30M | 51 | Leads | Active | ~2 mo | Open |
| 29 | ▶ AirTree Ventures Big things start small. We invest at seed stage and see potential where others don't. We believe in your vision for your company's future, not as it exists today. We think in decades, not days, committing to walk the entire journey with founders to build iconic companies. We share Antipodean ingenuity with the world. Sydney | $250K – $20M | 64 | Leads | Active | ~2 wks | Req'd |
| 30 | ▶ MassMutual Ventures Build category-defining technology businesses that deliver strong investment returns while addressing pressing business challenges. Leverage Fortune 500 parent (MassMutual) assets including real estate portfolios, renewable energy assets, and capital networks. Boston | $2M – $10M | 23 | Both | Active | ~1 mo | Open |
| 31 | ▶ O.G. Venture Partners Multi-stage, single-LP VC backed by Eyal Ofer's Ofer Global. Invests with long-term conviction in transformative technology companies, primarily at early-growth stage (Series B/C). Founder-friendly, no traditional LP committee dynamics. Strong bias toward Israeli-founded tech and US growth-stage companies. Monaco | $5M – $15M | 22 | Both | Active | ~1 mo | Open |
| 32 | ▶ LG Technology Ventures LGV backs early-stage and growth-stage innovators with the strategic strength of LG Group's global resources. The fund invests in companies that stand to gain exceptional value from partnerships with LG's manufacturing, display, chemical, and energy business units, with a strong focus on AI, biotech, cleantech, and advanced materials. Silicon Valley | $1M – $30M | 73 | Both | Active | ~2 mo | Open |
| 33 | ▶ Samsung Catalyst Fund Samsung Catalyst Fund invests in deep tech AI infrastructure — semiconductor hardware, AI compute, interconnects, networking, autonomous systems, quantum computing, and digital health — that can scale globally through Samsung's manufacturing, supply chain, and distribution platform. The fund seeks co-prosperity: wins for founders, partner investors, and the communities where they operate. San Jose | $3M – $50M | 21 | Both | Active | ~1 mo | Open |
| 34 | ▶ Seventure Partners Seventure Partners identifies and backs innovative European companies in Life Sciences and Digital Technologies at all stages from seed to pre-IPO, serving as the lead investor and active board-level partner. The firm is a global pioneer in microbiome investing and has built a 25+ year track record of 150+ exits and 30 IPOs. Institutional backing from Natixis Investment Managers/Groupe BPCE provides unique co-investment and network access. Paris | $500K – $10M | 41 | Leads | Active | ~2 mo | Open |
| 35 | ▶ Stripes Stripes invests in companies with exceptional products for consumers and businesses, acting as an of-service growth partner. Product-market fit is the prerequisite; Stripes provides the operational muscle — go-to-market, talent, network, and capital markets support — to scale from product-led growth to market-leading brand. New York | $10M – $150M | 79 | Leads | Active | ~2 mo | Open |
| 36 | ▶ Flint Capital Exceptional technology companies can be built anywhere—US, Israel, or Europe. We partner with experienced founders to provide capital, US market expertise, and global networks to help them scale internationally. Boston | $500K – $5M | 29 | Both | Active | ~1 mo | Open |
| 37 | ▶ Sands Capital Long-term, concentrated investment in high-quality innovative growth businesses across public equity, venture capital, and growth equity. Applies six investment criteria universally: sustainable above-average earnings growth, leadership in a promising business space, significant competitive advantages, clear mission, financial strength, and rational valuation. Integrates public and private market insights for superior sourcing and diligence. Arlington, VA | $10M – $150M | 40 | Leads | Active | ~2 mo | Req'd |
| 38 | ▶ Entrepreneur First It matters not only which companies get started, but who starts them. EF identifies exceptional individual talent before a company, co-founder, or idea exists, and builds the company from Day Zero through cohort-based co-founder matching, an equity-free grant phase, and up to $250K in formation capital (via SAFE) once a team passes its Investment Committee. London | $250K – $5M | 78 | Leads | Active | N/A | Open |
| 39 | ▶ Bain Capital Ventures Ambitious founders solving fundamental problems across major industries. The next generation of transformational companies will be built on modern AI, secure infrastructure, and efficient commerce. We partner with technical founders with operator experience and compelling narratives. San Francisco | $1M – $20M | 28 | Leads | Active | ~2 wks | Open |
| 40 | ▶ Innovating Capital Technology can have a highly disruptive impact on society. We back founders on the forefront of innovation with clear vision towards positive change, leveraging domain expertise to ensure value creation. Founder-first approach with operational support. New York | $250K – $5M | 38 | Leads | Active | ~1 mo | Open |
| 41 | ▶ Greenfield Partners We partner with exceptional technology companies at the Early Growth stage — the inflection point between product-market fit and global scale. We bring capital alongside our G2M (Greenfield Growth Momentum) framework to build world-class go-to-market organizations across seven pillars: Strategy, Operational Framework, People, Pipeline, Sales Process, Partnerships, and Account Management. New York | $10M – $50M | 27 | Leads | Active | N/A | N/A |
| 42 | ▶ Partech Partners We support ambitious founders solving large problems through technology across all stages. Independent thinkers who challenge conventional wisdom are our ideal partners. We provide not just capital but operational expertise, global networks, and hands-on support from day one through scale. Paris | $300K – $100M | 27 | Both | Active | ~1 mo | Open |
| 43 | ▶ GGV Capital Back notable founders with global ambitions using technology to transform industries. We partner with exceptional teams to scale from seed through IPO, providing capital, operational expertise, and network access. Menlo Park | $1M – $15M | 35 | Both | Active | ~2 wks | Open |
| 44 | ▶ 9Yards Capital Back technical founders building critical infrastructure for foundational industries. Pair growth-stage capital with deep regulatory expertise and government/industry connectivity to create defensible advantages in overlooked, essential sectors. San Francisco | $3M – $10M | 34 | Both | Active | ~2 wks | Open |
| 45 | ▶ Radian Capital Radian Capital partners with software-driven B2B companies at scale, providing capital and hands-on operational support. They concentrate on select companies and go deep with each, emphasizing sustainable growth over growth at all costs. New York | $5M – $30M | 34 | Leads | Active | ~1 mo | Req'd |
| 46 | ▶ Shasta Ventures Exceptional founders with clear technical solutions to enterprise market pain points, focused on SaaS, cybersecurity, infrastructure, data intelligence, and computer vision. We provide capital plus operational excellence through Shasta Elevate playbooks. Menlo Park | $2M – $15M | 23 | Leads | Active | ~2 mo | Open |
| 47 | ▶ GV (Google Ventures) GV backs innovative founders moving the world forward, operating on long time horizons and dealing in decades, not rounds. Since 2023, GV has accelerated its focus on AI-native companies across infrastructure, applications, healthcare, and developer tools — with approximately 80% of new European investments now in AI. San Francisco | $500K – $50M | 30 | Both | Active | ~1 mo | Open |
| 48 | ▶ Alumni Ventures We democratize venture capital by providing individual accredited investors with professional-grade access to elite venture opportunities. We leverage our massive 850,000+ community network and 11,000+ investors to create unique value for founders, sourcing and diligencing deals alongside top-tier VCs (a16z, Sequoia, Khosla) without leading rounds. Our network is our competitive advantage—it compounds value for all stakeholders. Manchester, NH | $250K – $5M | 58 | Follows | Active | ~2 wks | Open |
| 49 | ▶ NVIDIA Expand the AI ecosystem by backing technology visionaries solving complex problems to reshape our world. Focus on game changers and market makers in AI, robotics, biotech, autonomous vehicles, and applied AI. Leverage NVIDIA's unique position as GPU infrastructure leader to identify and support companies that will drive adoption of NVIDIA technology. | $20M – $100000M | 37 | Both | Active | ~2 wks | Open |
| 50 | ▶ Neotribe Ventures Breakthrough technologies that stretch the imagination — deep tech with the potential to create new product categories. We bring company-building skills and operating expertise to help founders find product-market fit. Menlo Park | $1M – $80M | 28 | Leads | Active | ~1 mo | Req'd |
| 51 | ▶ Addition Backs founders with a proven track record building large, defensible, technology-enabled businesses, deploying roughly one-third of capital at early stage and two-thirds at growth stage with fast, single-decision-maker conviction. New York | $5M – $200M | 20 | Leads | Active | N/A | Req'd |
| 52 | ▶ Kleiner Perkins Partner with exceptional founders building transformative technology companies from inception to IPO and beyond. Our moral compass is serving humanity with technology and capital. We provide not just capital but operational support, network access, and board participation to maximize the potential of founders' ideas and make history. Menlo Park | $100K – $150M | 27 | Leads | Active | ~2 wks | Open |
| 53 | ▶ WndrCo WndrCo positions itself as 'the founders behind the founders,' combining strategic capital with deep operational involvement. Unlike traditional VCs, partners take formal operating roles (interim CEO, CFO, CPO) within portfolio companies. This approach leverages the co-founders' proven track record: Sujay Jaswa scaled Dropbox from $18M to $10B as Business Founder/CFO, and Jeffrey Katzenberg transformed Disney Studios and built DreamWorks. The firm invests across all stages through three strategies: Build (acquiring underappreciated tech companies), Venture (leading post-PMF rounds), and Seed (very early checks). Focus areas are Future of Work, Cybersecurity, Developer Infrastructure, and Consumer Technology, with increasing emphasis on AI applications. Beverly Hills, California | $100K – $10M | 35 | Leads | Active | ~2 wks | Req'd |
| 54 | ▶ K5 Global K5 Global backs category-defining companies from inception to IPO. The firm leverages exceptional networks across media, entertainment, politics, finance, and technology to provide strategic value beyond capital. We believe the best companies are built by founders who can access world-class talent, capital, and strategic relationships. Los Angeles | $1M – $3M | 34 | Leads | Active | ~1 mo | Open |
| 55 | ▶ Homebrew Help founders build companies of which they can be proud. We invest in mission-driven founders solving large, urgent problems using technology to create substantive change. Capital is necessary but not sufficient—sweat, reputation, and accountability are our core commitments. San Francisco | $100K – $500K | 26 | Both | Active | ~1 wk | Req'd |
| 56 | ▶ Drive Capital World-class technology companies can be built anywhere. Greatness is in our backyard. We invest in market-defining companies across the Driveway region (Hudson River to Rocky Mountains), partnering with founders from idea to IPO. Build where your talent is. Build where your customers are. Build where you're strongest. Columbus | $500K – $150M | 33 | Leads | Active | ~2 mo | Open |
| 57 | ▶ Redpoint Depth-first venture investing through mastery in specific domains. We partner with bold builders challenging industry conventions, backing founders with technical depth and conviction to build enduring $1B+ companies. Complete immersion creates enduring companies. Menlo Park | $500K – $50M | 18 | Leads | Active | ~2 wks | Open |
| 58 | ▶ PeakSpan Capital PeakSpan invests exclusively in Applied AI B2B software scale-ups at $3M–$50M+ ARR, providing growth equity combined with hands-on operational platform support (500+ expert community, proprietary technology tools, proven playbooks) to help founders scale with discipline and achieve optimal risk-adjusted exits. New York | $10M – $50M | 57 | Leads | Active | ~1 mo | N/A |
| 59 | ▶ Two Sigma Ventures As the world becomes more information-rich, most transformative new companies will leverage data science, machine learning, and advanced computing power. We back founders building breakthrough solutions at this intersection. New York | $2M – $25M | 32 | Leads | Active | ~1 mo | Req'd |
| 60 | ▶ Resolute Ventures We back founders who combine emotional intelligence with business acumen and are on a mission to solve problems they deeply care about. We're often the first institutional check and provide mentorship, community, and long-term partnership support. San Francisco | $50K – $1.5M | 23 | Leads | Active | ~2 wks | Req'd |
| 61 | ▶ OpenAI Startup Fund New and powerful AI systems will give rise to transformative startups. We back exceptional engineers, designers, researchers, and product builders using AI to solve critical problems in healthcare, law, education, energy, sciences, and enterprise. We provide capital, operational support, talent expertise, and conviction follow-on investing. San Francisco | $1M – $5M | 15 | Both | Active | ~2 wks | Open |
| 62 | ▶ 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 |
| 63 | ▶ Mangusta Capital Mangusta backs founders building mission-critical capabilities at the intersection of vertical AI and consumer disruption. Three investment filters: Domain Depth (vertical-specific expertise), Defensibility (proprietary data + systems integration), and Distribution (embedded GTM). The firm believes vertical AI co-pilots that augment domain experts — rather than generic AI — represent the most durable and defensible category. San Francisco | $1M – $20M | 14 | Both | Active | ~1 mo | Req'd |
| 64 | ▶ Human Capital Partner with exceptional founders to build generational companies that define the world's most critical industries. We provide not just capital but assemble teams of the highest caliber through our 5,000+ member builder community and deep operational expertise. San Francisco | $250K – $200M | 25 | Both | Active | ~1 wk | Open |
| 65 | ▶ IVP We supercharge growth in breakout companies, converting momentum into market dominance. We invest exclusively at Series B and beyond in companies that have achieved product-market fit and are ready to scale from millions to hundreds of millions in revenue. San Francisco | $1M – $25M | 31 | Leads | Active | ~2 mo | Req'd |
| 66 | ▶ Swisscom Ventures Invest in digital technologies that disrupt specific verticals, targeting exceptional founding teams with category-leader potential. Focus on Swiss university spin-offs and companies leveraging Telco, DeepTech, Cybersecurity, Fintech, and AI. Provide not just capital but access to Swisscom's enterprise infrastructure and customer channels. Zurich | $1M – $20M | 30 | Both | Active | ~1 mo | N/A |
| 67 | ▶ Felicis Ventures Back founders building iconic companies that transcend boundaries. We invest directly in their growth to make them unbreakable. Founded on principle that luck isn't made, it's engineered. Founders are our customer, not LPs. We always vote shares with founders and provide 1% non-dilutive founder development capital alongside every first check. Menlo Park | $500K – $15M | 29 | Both | Active | ~1 wk | Open |
| 68 | ▶ 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 |
| 69 | ▶ Zigg Capital Real estate has been stagnant for 50 years despite massive innovation in other industries. Shifting demographics, transportation changes, and evolving preferences are forcing modernization. We back visionary entrepreneurs building solutions across construction, property management, residential finance, and retail that will improve quality of life, work, and community. New York | $500K – $10M | 28 | Both | Active | ~2 wks | Open |
| 70 | ▶ 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 | 45 | Leads | Active | ~1 mo | Open |
| 71 | ▶ IA Ventures Data is the defensible moat in technology. We invest in companies that build proprietary data assets, analytics capabilities, or machine learning advantages to dominate their categories. Founded on 'information arbitrage' thesis - applying hedge fund quantitative discipline to early-stage venture. New York | $250K – $750K | 16 | Leads | Active | ~2 wks | Open |
| 72 | ▶ Menlo Ventures Menlo invests in transformative technology companies at multiple stages of early growth. We provide capital, operational expertise, and hands-on support to help founders build scalable businesses that change how we live and work. San Francisco | $500K – $20M | 21 | Leads | Active | ~2 wks | Open |
| 73 | ▶ HOF Capital HOF Capital invests in relentlessly ambitious founders building world-changing technologies that accelerate abundance: sustained technological progress that expands access to opportunity, health, and economic prosperity. Its current public thesis emphasizes AI and agentic systems as amplifiers of discovery, engineering, and knowledge creation, alongside frontier infrastructure and applications that can shorten scientific and technological invention timelines. New York | $500K – $10M | 29 | Both | Active | ~2 wks | Req'd |
| 74 | ▶ Sutter Hill Ventures Build or back enduring technology companies solving hard technical problems in massive markets. SHV's origination model has them serve as Founding CEO of incubated companies — recruiting experts, handling operations, and letting technical founders focus purely on building. Identify large macro tech shifts (cloud, AI infrastructure, power for AI), recruit domain experts, build small focused teams until product-market fit, then scale rapidly with the full support of SHV's centralized operations team. Palo Alto | $500K – $50M | 19 | Leads | Active | ~2 mo | Req'd |
| 75 | ▶ Rosecliff Ventures Rosecliff's Frontier Technology Thesis focuses on AI, aerospace, defense, energy resilience, and space infrastructure. New York | $500K – $10M | 23 | Both | Active | ~2 mo | Open |
| 76 | ▶ Revaia Revaia champions sustainable leaders in technology and innovation, partnering with mission-driven, growth-stage founders who bridge private growth financing through to public markets, with sustainability and governance built into the business rather than bolted on. Paris | $10M – $35M | 15 | Leads | Active | N/A | Req'd |
| 77 | ▶ CDP Venture Capital CDP Venture Capital is a national venture platform that combines direct investing, fund-of-funds activity, accelerators, and technology transfer to strengthen Italy's innovation economy in strategic sectors. Rome | $250K – $10M | 14 | Both | Active | N/A | N/A |
| 78 | ▶ Main Sequence Main Sequence backs deep tech founders solving humanity-scale problems, especially companies connected to publicly funded research and spinouts that can turn breakthrough science into global businesses. Eveleigh, NSW, Australia | $250K – $500K | 14 | Leads | Active | ~1 mo | N/A |
| 79 | ▶ Tiger Global Management Leading global companies that leverage technological innovation across public and private markets. Proven founders (especially ex-Googlers, AWS, Stripe) with large TAMs (billions+), product-led growth, and global ambitions. Conviction-based investing post-2022 correction emphasizing quality over quantity. New York | $1M – $100M | 23 | Leads | Active | ~1 wk | Req'd |
| 80 | ▶ Insight Partners Software founders need more than capital to scale successfully. Insight Partners combines investment capital with hands-on operational expertise, embedded teams, and network access to accelerate company growth across all stages. New York | $10M – $350M | 28 | Leads | Active | ~1 mo | Open |
| 81 | ▶ Gaingels Equity of access and representation in venture capital delivers positive returns. Diverse and underrepresented (including LGBTQ+) leaders of high-growth companies deserve capital access. When these founders succeed, they influence ecosystems and open doors for historically excluded groups. New York | $200K – $500K | 29 | Follows | Active | ~2 wks | Open |
| 82 | ▶ Flucas Ventures Democratize access to venture capital by building large syndicates of non-traditional LPs. Invest across all stages, sectors, and geographies based on founder quality and market conviction, not category restrictions. Enable 2,000+ diverse co-investors to participate alongside marquee firms like Sequoia and Andreessen Horowitz while maintaining founder-friendly economics. Miami | $250K – $5M | 17 | Follows | Active | ~1 wk | Req'd |
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Firms that frequently co-invest with investors on this page
F4 Fund tracks 82 VC firms that actively invest in security & cybersecurity + healthcare & digital health 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 security & cybersecurity + healthcare & digital health investors is $13M – $13M, with a full range from $50K – $100000M. The distribution breaks down as: 3 firms in the <$500K range, 3 firms in the $500K-$1M range, 1 firms in the $1M-$2M range, 7 firms in the $2M-$5M range, 19 firms in the $5M-$10M range, 49 firms in the $10M+ range.
Among the 82 firms tracked, 96% lead or co-lead rounds, and 4% 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 series b security & cybersecurity + healthcare & digital health investors combine domain expertise with an active portfolio in the space. Among these firms, 33% prefer warm introductions, and the average firm has 46 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.