Investor profile
Randy Castleman
Angel, Operator angel & Strategic Advisor & Theme Developer at ARK Investment Management
Randy Castleman is an angel investor and operator angel based in New York, United States. The known portfolio counts 6 companies: Automated Insights, Snocap, Optinel Systems, B-FLEXION, Bug Labs and Willgrow.
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Investment focus
- Sector
- AIHardwareHealthcareSaaS
Contacts
Randy Castleman portfolio companies (6)
- Automated Insights
- Snocap
- Optinel Systems
- B-FLEXION
- Bug Labs
- Willgrow
Affiliated funds' portfolios
Strategic Advisor & Theme Developer at ARK Investment Management, whose known portfolio counts 20 companies
- Coinbase
- Robinhood
- Lambda
- Apptronik
- Kalshi
- Ayar Labs
- Boom Supersonic
- Architect
- Freenome
- Manna Air Delivery
- Outrider
- Bitmine Immersion Technologies
- and 8 more
Investor Profile
The known portfolio sits in sectors AI, Hardware, Healthcare and SaaS, and focus areas Enterprise SaaS, IoT, Machine Learning and Medical Devices.
The portfolio and focus above give founders context on whether Randy Castleman matches their raise.
Colleagues at ARK Investment Management
Cathie Wood
Founder and CEO
St. Petersburg, United States
Christina Ibe
Investment Director of Energy Fund
St. Petersburg, United States
Angela Dalton
Advisor
United States
Ovid Amadi
Multiomics Portfolio Manager and Director of Research
Tampa, United States
Chase Prather
Venture Capital
St. Petersburg, United States
Sara Gao
Founder
Shanghai, China
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Frequently asked questions
Who is Randy Castleman?
Randy Castleman is an angel investor and operator angel based in New York, United States with 6 known investments on file, among them Automated Insights, Snocap and Optinel Systems. The sections above list the sectors and firms attached to that record.
What does Randy Castleman invest in?
Listed sectors include AI, Hardware, Healthcare and SaaS; listed focus areas include Enterprise SaaS, IoT, Machine Learning and Medical Devices. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
Which firm is Randy Castleman listed at?
Randy Castleman is listed as Strategic Advisor & Theme Developer at ARK Investment Management. 6 other people in the database share a firm with Randy Castleman.
How do I contact Randy Castleman?
An email address, a phone number and a LinkedIn page are on file for Randy Castleman. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal