Riot Ventures is a venture capital firm. Based in Venice, Florida, United States. Known portfolio companies include True Anomaly, Valar Atomics, Shield AI, Sift, Integrate and Kindo, 14 companies in all.
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Investment focus
Contacts
Who to pitch at Riot Ventures
Riot Ventures portfolio companies (14)
- True Anomaly
- Valar Atomics
- Shield AI
- Sift
- Integrate
- Kindo
- EnduroSat
- Karman Industries
- OpenEnvoy
- Oxide Computer Company
- Deterrence
- Blue Water Autonomy
- Duro
- Parallel Systems
Co-investors
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About Riot Ventures
The firm's listing covers sectors AI, Hardware and SaaS, and focus areas Aerospace, Computer Vision, Defense and DefenseTech; known deals cluster at Growth, Pre-Seed and Seed.
Of the 6 people on file at Riot Ventures, Stephen Marcus (Co-Founder & General Partner) and Will Coffield (Co-Founder) are listed as the contacts to approach first.
Riot Ventures shares portfolio companies with 20 other investment firms, among them Impatient Ventures, Space.VC and Infinite Ventures.
Frequently asked questions
What is Riot Ventures?
Riot Ventures is a venture capital firm based in Venice, Florida, United States, with a known portfolio of 14 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Riot Ventures invest in?
Listed sectors include AI, Hardware and SaaS; listed focus areas include Aerospace, Computer Vision, Defense and DefenseTech. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Riot Ventures invest at?
The known deals of Riot Ventures include Growth, Pre-Seed and Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Riot Ventures?
2 of the 6 people on file at Riot Ventures are listed as contacts for the firm. All 6 have their own profile page.
How do I contact Riot Ventures?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 6 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal