Stephen L. Petranek is an angel investor and operator angel based in Leesburg, Virginia, United States with 2 known investments: Flux Marine and NexOptic.
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Investment focus
- Focus
- Clean EnergyMarineTechMobility
Contacts
Stephen L. Petranek portfolio companies (2)
- Flux Marine
- NexOptic
Investor Profile
The listing covers sectors Climate and Hardware, and focus areas Clean Energy, MarineTech and Mobility. Startups operating in these areas may find Stephen L. Petranek relevant.
The portfolio and focus above give founders context on whether Stephen L. Petranek matches their raise.
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Frequently asked questions
Who is Stephen L. Petranek?
Stephen L. Petranek is an angel investor and operator angel based in Leesburg, Virginia, United States with 2 known investments on file, among them Flux Marine and NexOptic. The sections above list the sectors attached to that record.
What does Stephen L. Petranek invest in?
Listed sectors include Climate and Hardware; listed focus areas include Clean Energy, MarineTech and Mobility. 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.
How do I contact Stephen L. Petranek?
A LinkedIn page is on file for Stephen L. Petranek. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal