Investment firms starting with O
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- OpenSea
- Openseed VC
- Openspace
- Openspace Capital
- Openvalley
- OpenVC
- OpenView
- Openway Group
- Opera
- Opera Tech Ventures
- Opera Ventures
- Operate Ventures
- Operating Capital
- Operative
- Operator Collective ๐
- Operator Equity
- Operator Exchange
- Operator Partners
- Operator Stack Fund
- Operator Ventures
- Operators Studio
- OperatorVC
- Opes Italia
- Ophir Asset Management
- OPKO Health
- Opoka Tfi
- Oppenheimer & Co.
- Oppenheimer Generations Foundation
- OPPO
- Opportunities New Brunswick
- Opportunity Finance Network
- OPRTRS CLUB
- Opstart Fintech Hub
- Optic Capital
- Opticality Ventures
- Optima Partners
- Optimal Investments
- Optimas Capital Partners Fund
- Optimism
- Optimist Ventures
- Optimo Capital
- Optiva Securities
- Optiver
- Opto Investments
- OPTrust
- Optum
- Optum Ventures
- Opulentus Capital
- Opus
- OPUS
- Opus Bank
- OPUS VENTURE BUILDERS
- Opus Venture Capital Fund of Funds (FOF)
- Opus11 VC
- Opuspoint Partners
- OQAL Angel Investors Network| ู ุฌู ูุนุฉ ุนูุงู ููู ุณุชุซู ุฑูู ุงูู ูุงุฆูููู
- Oquendo Capital
- Oquirrh Ventures
- Ora Global
- Oracle Venture Capital
- Oracles Investment Group
- ORAMA Ventures
- Oramed Pharmaceuticals
- Orange
- Orange
- Orange Collective
- Orange County Employees Retirement System
- Orange County Tech Coast Angels MedTech
- Orange DAO
- Orange Fab
- Orange Grove Bio
- Orangetree Capital
- Orangewood Partners
- Oraseya Capital
- Orbbec
- OrbiMed
- OrbiMed Advisors
- Orbis
- Orbis Capital
- Orbis Investments
- Orbit Capital
- Orbit Capital - Digital Asset Fund
- Orbit Malaysia
- Orbit Startups
- Orbit Venture Partners
- Orbit Ventures
- Orbs
- Orca Equity Partners
- Orchard Global
- Orchard Holdings Group
- Orchard Investment Partners
- Orchard Ventures
- Orchestra Private Equity
- Orchid Asia Group Management
- Ord Minnett
- Order Venture Capital
- Ordiant Growth Partners
- Ordway Capital
- Ore Group
- Oregon Entrepreneurs Network
- Oregon Sports Angels
- Oregon Startup Center
- Oregon State Treasury
- Oregon Venture Fund
- ORESA
- Orfin Ventures
- Orgain
- Organigram
- Organik Kimya
- ORI Capital
- Oria Capital
- Oridian Capital Partners (Formerly HCI Equity Partners)
- Oridun Capital Management
- Oriens Capital
- Orient Capital
- Orient Hontai Capital
- Orient Securities
- Orient Securities
- Oriental Patron
- Origami Capital Partners
- Origgin Ventures
- Origin
- Origin Capital
- Origin Capital Management
- Origin Energy
- Origin House
- Origin Merchant Partners
- Origin Pioneering
- Origin Protocol
- Origin VC
- Origin Ventures
- Original Capital
- Originate Ventures
- Origins
- Origins Fund
- Origo Partners
- Orilla Asset Management
- Orillion
- Oriola
- Orion Capital
- Orion Capital Asia
- Orion Capital Managers
- Orion Energy
- Orion Securities
- Orion Venture Partners
- Orios Venture Partners
- ORIX Asia Capital
- ORIX Capital Partners
- ORIX Group
- ORIX Growth Capital
- Oriza Holdings
- Oriza Ventures
- Orka Group
- Orkila Capital
- Orkla ASA
- Orla Ventures
- Orlando Capital
- Orlando Health
- ORLEN VC
- Orphinic Scientific
- Orr Partners
- Orrick Venture Fund
- Ortella Global Capital - OG Capital, India's only fund that co-builds companies
- Orthofix
- Orthogonal Capital
- Ortus Africa Capital
- Orvel Ventures
- Oryon Universal
- Oryx Fund
- ORZON Ventures
- OS Fund
- Osage University Partners (OUP)
- Osage Venture Partners
- Osaka Gas USA
- Osbon Capital Management
- Osborne Capital Group
- Oscar Capital
- Oscar Health
- Osceola Capital
- OSEA Angel Investors
- OSF HealthCare
- Osg
- Oshkosh
- Osisko Mining
- Osk Ventures International
- Osk-sbi Venture Partners
- Osmington
- Osney Capital
- Osparna
- Ospraie Management
- Ospraie Management
- Osprey Investors
- Osprey Island Management
- OSRAM
- Oss Capital
- OSS Ventures
- Otago Innovation
- OTB Ventures
- Otis Capital
- Otium Capital
Data: RaiseHunt investor dataset ยท Snapshot 5 September 2026 ยท How this data is built ยท Report a correction or request removal