Best Pre-Seed Biotech & Life Sciences + Aerospace & Defense Investors 2026

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.

Identifying culturally resonant, consumer-focused companies with differentiated products and founder teams that will capture global attention. We invest across technology, consumer behavior, entertainment, and culture—seeking to spot emerging trends before they reach mainstream awareness. We operate as a partnership combining rigorous deal selection with exceptional founder support, creative marketing, and deep understanding of consumer psychology.

The most enduring companies are created by founders willing to commercialize real science and scale real systems. We focus on hard tech at the intersection of computation and physical sciences—aerospace, biotech, energy, materials—where technical execution is the moat.

Founders backed by entrepreneurs. ZAKA bridges North American and CEE startup ecosystems, investing pre-seed to seed in Health & Biotech and Industrial Tech. The firm deploys institutional capital while leveraging operator networks to help European founders scale globally.

We invest in hard tech and hard sectors—companies building solutions to difficult, underexplored problems that others won't. Unlocking society's potential depends on founders willing to build what others won't. We're hyper curious, drawn to difficult and underexplored areas.

Olive Tree Capital invests in groundbreaking technology and life sciences companies guided by the Golden Rule philosophy. As an evergreen vehicle without asset class limitations or holding period constraints, OTC can be a long-term partner to founders across any stage and geography.

Back mission-driven founders addressing significant global challenges through leading-edge technology. Provide flexible and patient capital, leveraging our time, resources, and networks to support portfolio company success. Focus on founders with authentic social and environmental missions alongside commercial viability.

Investing in breakthrough deep technologies that address humanity's greatest challenges. We allocate ~80% to climate solutions (carbon-negative materials, renewable energy, climate adaptation) and ~20% to frontier tech (aerospace, robotics, advanced materials, biotech). We operate as a venture-and-philanthropy platform backed by the Fukutake family, blending profit-seeking with impact objectives.

The space economy represents the next frontier for transformative economic opportunity and meaningful impact. We back pioneering founders building the technologies and services that enable humanity's expansion into space while creating value on Earth. We apply financial discipline (Wall Street cash-flow and intrinsic-value approach) to identify sustainable, scalable space businesses.

We back determined builders working on hard problems in critical domains. Real innovation is non-obvious at first and often misunderstood. We support contrarian founders during frontier exploration when they need it most.

We back deeply technical founders solving hard problems with innovative technologies. Combining capital with go-to-market expertise and structured fellowships, we partner with founders who have authentic personal connections to their problems and bring novel technological approaches to market.

Apply AI and data science to identify and invest in N-of-1 companies with 10-100x potential. Back founders who expand individual freedom and decentralize power. Invest in companies that embody principles from the Bill of Rights (voice, fair process, proportionality, user power) and Bitcoin whitepaper (trust-minimized, verifiable, aligned incentives, open access).

We invest in teams and solutions that address multi-decade problems that humanity has no choice but to solve. Our focus is breakthrough science and technology applied to energy transition, life sciences, space, and next-generation computing.

We back 'sub-0.1% of the population' type exceptional founders building fundamental, infrastructure-level technologies in critical sectors (computing, defence, energy) reshaping our world. Community-driven approach provides proprietary deal flow and deep technical credibility. Focus on first cheques in pre-seed/seed with hands-on mentorship and network access.

We invest exclusively in AI-first companies where advances in artificial intelligence are the primary driver of product capability, competitive advantage, and long-term value creation. We are deeply coupled to the frontier of AI research and industry, enabling us to identify emerging technical inflection points and structural shifts early.

Founders building the possibly impossible deserve capital plus marketing support. Great technology combined with exceptional storytelling and narrative development creates world-changing moonshots. We provide both the capital and the story-telling expertise to help founders achieve escape velocity.

Intelligence is coming into the physical world through AI and robotics applied to atoms rather than bits. We back capex-heavy, long-horizon bets in hard-to-abate decarbonization sectors and hardware-heavy industrial systems that many traditional early-stage funds avoid.

Technology will define geopolitics. We invest in the Freedom Stack—foundational technologies critical to American national security and technological leadership. We partner with mission-driven founders building capabilities essential to American prosperity and strategic advantage.

Early investors and long-term partners. We back exceptional founders solving real problems across sectors. When you hit a bump in the road, we're there solving problems alongside you with operational expertise and network leverage.

We invest in technically sophisticated founding teams solving breakthrough problems in deep-tech. We believe the next generation of transformational companies will be built by scientists and engineers with deep domain expertise tackling problems at the frontier of AI, cybersecurity, quantum, robotics, space, synthetic biology, and bioengineering. We provide patient capital and technical partnership to help these teams achieve escape velocity.

Invest in only two kinds of technologies: those that move humanity toward utopia, and those that hold the line against oblivion. Back n-of-1 visions for an era of Black Swans—unconventional companies solving civilization-scale problems that others dismiss as too early, too risky, or too misunderstood.

Level Ventures is the capital partner to outlier managers and entrepreneurs. The firm uses data-driven algorithms to identify top-quartile emerging VC managers (<$150M) and co-invests directly into their most promising portfolio companies. Core sectors: AI in life sciences, defense tech/aerospace, enterprise software, and developer infrastructure.

We back founders on a mission to industrialize scientific and technological progress. Hardtech startups solve difficult technological problems using interdisciplinary mixes of technology and engineering. We provide patient, supportive capital and community to help founders navigate R&D cycles and build technically defensible products.

Permanent balance-sheet investor backing highly defensible, category-defining, mission-driven companies solving the world's biggest problems. Focus on founders transforming legacy industries with emphasis on diversity, equity, and inclusion.

Early-stage climate tech companies building the sustainable future. We invest in both software and hardware solutions addressing climate change through optimization, adaptation, and pioneering innovations. The next billion-dollar companies will be built with climate in mind.

Climate is the biggest challenge of our lifetime and the greatest business opportunity of the coming decades. We back visionaries accelerating climate innovation that will reshape our global economy for the betterment of people and planet. The most successful companies are born from a vision for a better future and the ability of that vision to create large, lasting positive impact. We invest in frontier technologies addressing climate across seven sectors: Built Environment, Carbon Management, Compute, Energy, Food & Agriculture, Manufacturing & Industrials, and Mobility. The best ideas come from everywhere—we operate where many venture firms can't or won't.

Seed-stage deep technology with IP defensibility, deployed by multi-exit founder-operators willing to be hands-on operational partners. Focus on frontier sectors—defense, climate, space, biotech, fusion—where bold technical founders are building mission-critical capabilities.

We back founders using technology to solve the world's biggest problems. We believe capitalism can be a force for good when companies are built to be both massively profitable AND create positive impact. The best entrepreneurs are determined, passionate, smart, creative, and can inspire thousands of talented people.

Network effects are the #1 way to create defensibility in digital businesses. We invest in visionary founders building defensible businesses with network effects embedded in their core product.

Identify and invest in the world's top talent before they start a company. Build lifelong relationships through a proprietary university scout network at Stanford, MIT, Harvard, and other elite universities. Back exceptional founders within 1-3 years of graduation before they are widely recognized.

Invest in brilliant founders building breakthrough technologies that can scale into transformational platforms. Focus on breakthrough applications of deep science, industrial new normal, and new infrastructure & tools across deeptech, biotech, advanced manufacturing, and critical infrastructure.

We invest in people who will transform the physical world. Near frontier technology solving climate change, disease, armed conflict, poverty, and existential risks. Technical founders building capital-intensive, long-horizon companies.

Deep technology and hard tech company investing at inflection points. Partner with technical founders building infrastructure-level solutions for global scale. Founded 2010 on belief that next generation of transformative companies require deep technical expertise, not just capital.

Backing transformative startups with exceptional defensibility and civilization-level impact potential. Focus on technical complexity, defensible innovation, and companies solving large-scale problems. Quality over volume approach with selective, thesis-driven investing.

Partner with elite founders building transformational technologies that create lasting economic and societal value. Focus on Smart Enterprise across five sectors: Logistics, Life Sciences, Healthcare, IT Infrastructure, and Government/Defense. Invest in platforms that enable human experts to solve non-linear problems through data integration and network effects.

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.

Backs inception-stage technical founders across Europe and Israel building solutions for hard markets including AI infrastructure, space/aerospace, advanced manufacturing, energy, biology, and other deep-tech verticals.

We back entrepreneurs using computational approaches (AI, simulation) to solve trillion-dollar problems in climate, health, industrial transformation, and national security. Deep tech requires patient capital and scientific rigor.

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.

Support unconventional, bold founder-led companies solving real problems at the earliest stages. We provide capital, operational mentorship, and resources to pre-revenue and pre-seed startups that traditional investors overlook.

Transformative national security solutions emerge from early-stage private-sector startups developing frontier technologies. IQT identifies, evaluates, and leverages innovations to accelerate government adoption while enhancing commercial success. As of May 2026, IQT is emphasizing mission investing through fewer larger bets in autonomy, contested logistics, critical infrastructure, and technologies that can move to mission use quickly.

Back wild hearts with the wildest ideas from the very beginning. Invest in companies, not rounds — following exceptional founders from pre-seed through all subsequent stages. Focused on ANZ founders building globally ambitious companies across any sector.

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.

Operator-led capital for global pre-seed and seed technical founders building AI, robotics, defense, developer tools, AI-native applications, and adjacent deep-tech companies where rapid execution and distribution matter.

Be the first check in for founders building America's next era of critical technologies. Invest in audacious founders across Defense, Aerospace, Energy, AI, Manufacturing, Cybersecurity, and Health+Bio solving problems critical to national security and American technological leadership. Provide capital ($250K-$1M), unmatched government access, mentor network, and go-to-market acceleration.

We invest in the most promising entrepreneurs building the fastest-growing early-stage startups. We provide cross-border access by connecting founders to resources and networks across the world's most valuable and influential VC markets.

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.

Celesta invests in brilliance at the forefront of science and engineering, targeting companies that enable mass adoption of emerging tech, radically improve health outcomes, and transform large industries. Focus on platforms enabling emerging tech adoption, bioconvergence innovations (high-tech + biotech), and technologies disrupting legacy industries with deep tech.

First check for deeptech founders building across all deeptech sectors (chips, energy, robotics, medtech, materials science, aerospace). We provide more than capital—we become your growth team, design your website, and offer hands-on go-to-market support backed by deep expertise in startup scaling and commercialization.

Back the quirky underdog pursuing seemingly impossible ideas. Frontier tech (aerospace, biotech, climate, robotics, crypto, AI, VR/AR) will create the next generation of legendary companies. Technical founders with deep domain expertise can solve the hardest problems in physics, chemistry, and computing.

We back dropouts, renegade students, and deep-tech scientists working on ideas that would appear in science fiction. We exist to prove that great founders don't need university degrees and are found in the oddest places. We invest at inception stage (R&D through Seed), providing capital, mentorship, community access, and operational support. People-first approach: it's more about the who than the what.

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.

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.

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.

Extraordinary founders execute faster when isolated from distractions and provided intensive on-site support. We seek junkyard dogs with high agency, non-obvious vision, delusional optimism, and execution discipline. Category matters far less than founder quality.

Turn sci-fi into sci-fact by backing founders solving the most vexing puzzles facing humanity. We believe in counter-conventional solutions and contrarian positions in deep technology. We champion companies working at the intersection of breakthrough science and transformational technology, led by visionary founders who are equal parts mad scientist and business mastermind.

Deep Checks matches deeptech founders worldwide with venture capital investors who specialize in their specific technology niches. We operate as a specialized deal-flow curation platform connecting founders with 50+ deeptech VCs, angels, and founder-investors. Our mission is to democratize access to expert capital for scientific and hardware founders who are otherwise hard to reach.

Corporate-advantage seed investing. We identify promising AI and deep tech startups early, then leverage our hundreds of relationships with corporate venture capital arms to de-risk investments, accelerate time to exit, and create curated dealflow where both founders and corporates benefit from strategic alignment.

Breakthrough innovations emerge from engineers tackling frontier problems. We provide fast capital, domain expertise across AI/robotics/space/biotech, and deeptech credibility to pre-seed teams.

We invest in mission-driven companies that dare to tackle impossible challenges, striving to transform industries and create lasting societal impact. We seek founders with audacity to dream big, resilience to persevere, and potential to build forever companies that shape human history.

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.

Backing exceptional, mission-driven entrepreneurs creating companies with Massively Transformative Purpose (MTP) that impact billions of people. We invest across the full innovation lifecycle, from early-stage frontier technology through scale to liquidity. We love companies and individuals that are different, fishing where others aren't, seeking opportunities where exceptional visionary entrepreneurs see novel paths to greatness.

Invest in bold, visionary founders building transformational businesses long before the world believes in them. We back founders solving impossible-seeming problems across frontier sectors: AI/robotics, crypto, biotech, aerospace, and unconventional ideas.

Back European technical founders building globally ambitious deeptech and critical technology companies at pre-seed and seed, with concentrated first-check conviction and Paris/San Francisco/Berlin support.

Sand Hill Angels backs seed-stage, high-tech companies with large and growing markets, well-defined problems, disruptive solutions, defensible technology, and strong teams with demonstrated ability to execute. The group leverages 145+ experienced angels to provide capital, mentorship, and network access across the Silicon Valley ecosystem.

We invest in early-stage Polish deep tech startups with a clear technological edge—solving hard problems through software-driven or hardware-enabled solutions. Defensible technology, early validation, and resilient founders are non-negotiables. A deeptech project without real customers becomes a research project.

The primary constraint for seed-stage, science-based entrepreneurs is access to experienced business judgment. CDL provides objective-based mentoring from accomplished entrepreneurs, angels, and scientists to help founders prioritize tasks and de-risk their businesses.

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.

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.

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.

Invest in early-stage tech companies addressing world's largest market opportunities and solving humanity's biggest challenges. Leverage global distributed team to source, evaluate, and support transformational founders.

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.