Olive Tree Capital
Boston-based family office-rooted VC investing in technology, life sciences, fintech, and frontier startups globally across early and growth stages.
Omega Funds
Investing in the future of medicine through life sciences
OMX Ventures
Lincolnshire-based early-stage VC investing at the convergence of biology, big data, and AI, backing therapeutics, bio-tools, diagnostics, and synthetic biology companies across North America and Europe.
Ono Venture Investment
Corporate VC arm of Ono Pharma investing in early-stage oncology, immunology, and neurology startups synergistic with pharma R&D.
OrbiMed
Global leader investing in healthcare from early-stage to public companies
Oregon Venture Fund
Regional VC providing capital and support to Oregon/SW Washington startups and growth companies
Orlando Health Ventures
Corporate venture arm of Orlando Health backing medtech, biotech, and health-services startups that pilot within the health system before scaling.
OSF Ventures
Corporate arm of OSF HealthCare's hospital system, investing post-seed in health IT and medtech startups that partner directly with its clinicians.
Overlap Holdings
Frontier tech VC investing in Seed through Series B, pairing equity with free debt advisory and non-dilutive government funding support.
Overwater Ventures
Early-stage fund led by ex-a16z partner Kristina Simmons, backing pre-seed/seed breakthrough tech that improves human and planetary health.
OVNI Capital
Paris- and San Francisco-based pre-seed and seed VC backing European deep tech founders building in hardware, biotech, quantum, cybersecurity, and AI.
Oxford Science Enterprises
Partnering with Oxford University to build science-based companies
Oyster Bay Venture Capital
Hamburg-based early-stage VC investing across the food value chain, from innovative food brands and ingredients to agtech and food robotics.
Pace Ventures
Backing the best teams building essential technology at the earliest stages
Page One Ventures
Silicon Valley seed firm investing at the convergence of deep tech, life sciences and B2B software, backed by long-term institutional capital.
Pamir Ventures
San Francisco pre-seed firm backing technical founders building AI-focused B2B companies across life sciences, biotech, climate, and enterprise.
Pangaea Ventures
World-leading hard tech VC since 2000, investing in advanced materials, chemistry, and biology startups solving global sustainability challenges.
Parkwalk
UK's largest investor in university spinouts, backing deep tech across AI, quantum computing, life sciences, and cleantech via EIS funds.
Pavilion Capital
New York growth-stage VC backing fast-growing technology, healthcare, and consumer companies across the United States and Asia.
PEAK6 Strategic Capital
Austin-based corporate VC arm of PEAK6, backing AI, fintech, biotech, climate, and consumer companies across all stages with operational support.
PeakBridge
Malta-based FoodTech VC investing from Seed to Series B in nutrition, alternative protein, food digitalization, and AgTech companies globally.
Pear VC
Early-stage venture firm partnering with founders from pre-seed to seed
Perceptive Xontogeny Venture Funds
Venture capital strategy of Perceptive Advisors, deploying over $700M since 2018 into seed and Series A life sciences companies with active board involvement.
Pfizer Ventures
Invests in transformative life science companies to enhance Pfizer’s pipeline
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